CHIMIE11P1-Book72dpi
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Transcript of CHIMIE11P1-Book72dpi
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UdNJ bB tO uJ c Xu w WF_ bB qOGA nJL s uBH
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WU WM UNU WDU Xe dDUL b uJ YO UdNJ bBL nJL qOu r WDU Xe dD UI vK U ZUM wzUdNJ
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WuL WF_U bF ULO Xd bb ozU s(E. Goldstein)
WF_ c s nAJ w bL u_ sO qJA
WuL WF_ u qJA
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d????J?? WM WMAK b dG b?????F
WOzUdNJ
VOU s WuL WF_ u eOL U qJA s kWuL WF_ u w qLFL jNL UIU UNUM r w mdHWOIL UG c bDB bFBL UU jNL WF lbM YO UIcM Wu Uu uJ UNUdJ s UCF dO_ oKDu_ wu_ d v UNCF cHMO VIL jNL u UNM qFH Uu_ c
UNUH r s WuL WF_UozUb c XOL qUILv dOA WIdD wOUMG wzUdN U w Ud bM dM
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(X-Rays)WOMO WF_uuL U_ iF Zu jNL WF U UM ULKF k UF w(W. Roentgen)s rUF d
] mdH u U
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sOUL s Q dQ UN sO WOMO WF_ UA s jI lOU bF
bbF UHM s UNMJL WKzU WU UN wOUMGL wzUdNJUNUu u WOOUMGdN WFO UN sO wUU uL sd sO d
wUF UAM dU
(H. Becquerel)qdJO wdH rUF nA WOMO WF_ UA bF
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sJL YO nOF{ uLK UNd uL sOQ vK WOU bI ULUF u s WOH WDu Ub
( -Rays)UO WF
UF u WFA* dUMF qJA w UL UNBOK sJL UF u W UM
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fLA WF WuLWOHM u
( -Rays) UH WF
WIKDM Wu uOKO Wu s U UN WF UNOL s rd vK
w uuL uL sOQ vK WHOF{ bI UL UdJ s UuOML_ s WOH d YO UO Wu uLK UNUH UU
rK pL
( -Rays)UU WF
UNbUNFOWOUF UNUYO sWOMO WF_U WNO w
uL d vKudq uOuO dO WFA dUM XHA qdJO U bFdUvLUF dU s WLN WIOI UNUA o YOuOuuKdBMFK wb UHU WuB uJ UF WOKL wL{
bb dBM uNlAL
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WFAL dUMF s WUM UUF qJA
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(The Nuclear Atom)uM c
cK u u/UN r U s WKK wLKF u od U UF ws WFML UH ozUb r pL Vc s WIO WOH cWOH vK UNuI bF UH ozU l odH U r lAL ud dBM
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u
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wQ UL (AZ X )U qH27
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UduO Uud vK u WIOb VUML ed V U UdJ
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t c dBMF S dUMF b v dEMUq
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udJK c
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dUMFK wKJ bF uM j WU sO WF qJA sO
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ULK wuuO dLF aQ bUI c ULKFuOuO s WUM wUF UAM q b WuJL dUMF b sO qJA w UOUO UNKOL r b
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c bF
w
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dBMF fH dCU fO dBMFK e qLX
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w wHB dL wd bF lA dBM s WOIL WuL WM [ [
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b???????u
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wzUOLOJ qUH qBH
u v u uL s dOJU nu w tdOG d s uO UMLU w qQL gbr u c vK ULKF oK b bb UHB wQ qJA VOdU WHK dWOzUOLOJ UH
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Cl2(g)
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?
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d dUM v Xu WKUHL uL dOG qqUH WO dBM q b dOG q
VOd U VUG w u iF UNCF l uL qUH bM b U
j suJ WKUHL uL sO jd dJ p uJ UN c s UH p VB WUM uL sO bb b S pc WKUHL uL w uu sJ r uAuU ZuM w dBMF p b U WKUHL uL w dBM
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rKF q
-
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p r UOu_ U U sOdOM sObON U qUH RWUFL V.bU qUF bb b jGC sOU
qUH cN WuL
uuB Uud Ue WUM w bl UNeL pUFu???O??????U???J??? U????u????d????s???O????????? q????? ????d?????????
ZeL WKB uuB Uud sO qUHK Wu WUF V buK uK suJ puKbON iL uK ludJ bO wU U UL uuB
WOu_ UF*
w b WFOD w dL w u WOzUOLOJ UH s dObuK uK jK bM b U UH c vK WK_ s wzU jV uJ v R c wzUL WCH d uK wzUL uuB
WO WUFLU dOG c s dOF sJL iONaCl
(aq)+ AgNO
3(aq)AgCl
(s)+ NaNO
3(aq)
WUFL vL??? cN WKUH U???e qL UNQ WUFL c??? b???
UO b???M sJ W???Oes qJ??? w???zUdNJ q???Ouu???uB b???uK w???uKUN WUu WCH d sOqJA w sOLUL w UMQ sOUL sOUW???UFL W???U s???JL p???c
w qJA vK WIUW??? U??O?? U??N?? q??J??A??u??K????L??K?? w? ??zU???d???N???J??? q???O???u??????
Na(aq)
+Cl(aq)
+Ag(aq)
+NO3 (aq)
AgCl(s)
+Na(aq)
+NO3 (aq)
rKF q
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bu dEM XMF u WKUJ WOu_ WUFLU WIU WUFL vLUNQ WUFL wd vK bu dM Uu uuB Uu s s dFL WUFL `B UNc UUB sJL c WKUH dO b
wQ UL qUHAg
(aq)+ Cl
(aq)AgCl
(s)
uJ sO qJA WOUB WOu_ WUFLU WUFL c vL
oU qUH w WCH buK s V
uuB buK uK v WCH d uK WU{ WOAgClV uJ qJA
d wzUL uuB buK wuK UMe u o U vK UM
wQ UL WOe WUFL uJ UMFu uOUuNaCl
(aq)+ KNO
3(aq)NaNO
3(aq)+ KCl
(aq)
WO WOu_ WUFLU UNM dOF sJLNa+
(aq)+Cl
(aq)+K
(aq)+NO
3 (aq)Na
(aq)+NO
3-(aq)+
K+(aq)
+Cl-(aq)
UNM o r t sO WUFL wd s WKULL Uu_ UB bMwzUOLO qUH b r t UM UMMJL tOK w
UH WCH d uuB buK wuK o UL p sOuOUu d uuB buK wuK sO UMJL p sJ r ULMOw bU buI s WuL ULKF l{ R c s WU ULwQ U UNM WOzc buIXOL UL w WOu_ uL WOz s RM
YK WOCUb w Y
uOUu d
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bu w WOzc sOu n??d??F?? d??O??G???? d??O??G???? W??O??H??sOuI WuLWOzc vK uI pb sO ww w Wzc WOu_ ULUL w UNUu eOd uJ
dQ d u [
UL w Wz NO3
,C2H
3O
2,ClO
3,ClO
4 lOL
UL w Wz Na ,K ,Cs ,Rb ,NH4
lOL Ba2 ,Hg
2
2,Ca
2,Pb
2 Ud UMU Wz UdJ lOL
Ag ,Pb2 ,Hg22 bOU UMU Wz Cl ,Br ,I lOL UM??????U W????????z d????????O CO
3
2 ,PO4
3,S2 ,SO
3
2 lOL WuKI eKH UuNH
4
bObO UMU Wz dO bOU_ bObON lOL Ba2 ,Sr2 ,Ca2 WuKI eKH bOU
Wz v WO Ud* nM U* w u* WOz bu vK ULU RWz dO
AgClO4
AgNO3
PbCl2
Ba(OH)2
Ca(OH)2
Na2SO
3CaSO
4K
3PO
4Li
2S FeS
VOd UH b RM sJL buI c vK ULUbObO uK l FeCl
3)(III)bb buK uK e bM L
w uM vK WOe WUFLU p qOL sJL (KOH)uOUu
FeCl3(aq)
+ 3KOH(aq)
3KCl(aq)
+ Fe(OH)3(s)
w qJA vK WIU WUFL WU sJL WOzc bu v udU
Fe3
(aq)+3Cl (aq)+3K (aq)+3OH (aq) Fe(OH)3(s)+3K (aq)+3Cl (aq)
qB WUFL wd vK uuL WNUAL Uu_ UB bMWO WOUB WUFL vK
Fe3(aq)
+ 3OH(aq)
Fe(OH)3(s)
bb bObO UO WOIM w b III
dA
rKF q
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iL uK uuB UO uK jK s ZUM qUHK WOu WUF V UpuKbON
wU WOu_ UNGOB WUFL VJ q
H(aq)
+ Cl(aq)
+ Na(aq)
+ CH3COO
(aq)Na
(aq)+ Cl
(aq)+ CH
3COOH
(aq)
WO WOUB WOu_ WUFL vK qB WUFL wd vK WKULL Uu_ UB bMH
(aq)+ CH
3COO
(aq)CH
3COOH
(aq)
UO (NH4NO
3)uOu_ d s WOzU qOU jK bM qUH b lu q U
Pb (CH3COO)
2Ud
WO WUFLU luL qUH qOL sJL q
2NH4NO
3(aq)+ Pb(CH
3COO)
2(aq)2NH
4CH
3COO
(aq)+ Pb
(NO
3)2(aq)
w qJA vK qUHK WOu_ WUFL WU sJL WOzc bu v udU
2NH4 (aq)
+2NO3 (aq)
+Pb2
(aq)+2CH
3COO
(aq) 2NH
4 (aq)+2CH
3COO
(aq)+Pb
2
(aq)+2NO
3 (aq)
wUU w Uu_ c s o r t k WUFL wd s WKULL Uu_ UB bMwzUOLO qUH b
UL w sQ WHOF{ WOe U s U ZUM uJ q V uJ UNUB UH UM sF UH c iF dF WOu WUFL UC UNKOL sJL UH c UU tH UL uJ
w UL w dEM
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uK puKbON iL uK jK s ZUM qUH s dOFK WOu WUF V UuuB bOd
WO WOu_ WUFLU qUH c s dOF sJL q
2H(aq)
+ 2Cl(aq)
+ 2Na(aq)+S
2
(aq) H
2S
(g)+ 2Na
(aq)+ 2Cl
(aq)
WO WOUB WUFL vK qBM UUB sJL
2H(aq)
+ S2
(aq)H
2S
(g)
sJL UH s uM c w UL l dO qJA qUH U UNu b uJ UHUMw UL w `{u u UL WOU WOu WUF WU
sOKUH s sOOU sOKUH qL WKU WOu WUF V WOzc bu v udU R
bK qUuOUJ d uK uuB Uud uK e
uuB bObO uK du eOd puKbON iL uK e du eOd
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UH u
w bU UN d w WOHOJ WdF bF WOzUOLOJ UHU?M dF u WNUAL d_ UH ZuM RM UNLN
WO u_
Combination U% UH v rI bb U suJ d sOU U w
WO WK_ w `{u u UL Vd suJ sdBM U%
1- S(s) + O2(g) SO2(g)2- 2Na
(s)+ S
(s)Na
2S
(s)
3- Ca(s)
+1
2O
2(g)CaO
(s)
u WKUHL dUMF b XE pKF WIU UFL s q ww b pS eK eK v WKUHL uL nMB UMeK sdBMF uJ d UNCF w eK l eK b UH iF
WO UH s qL Wu WUF V ReK l eK
eK l eK uOML_ b
w U* w UL bb Vd suJ Vd l dBM U%
SO2(g) + 12 O2(g) SO3(g)
WO WK_ w UL Vd l Vd U% ?
1- CO2(g)
+ CaO(s)
CaCO3(s)
2- SO3(g)
+ H2O
(g)H
2SO
4(l)
3- Na2O
(s)+H
2O
(I) 2NaOH
(aq)
u?????SO
2 U??????????? W??R????L?? U???G??? b???w w??C??L???? d??D??L?? s??
WOUMB oUML
i??F?? b????O????U????
UL w WKLL eKHULMO UbU uK ZMe??K???? iF b??O??U??u??K???? Z????M?? U???L??? w???
UOCL
rKF q
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qUH q9 WIU Vd l Vd U% UH k
eK bO l eK bOUL l eK bO
UL l eK bO WO UH s qL Wu WUF V R
(CaO)w dO l UL qUH (NO
2) sOdOM bO wU l UL qUH
Decomposition qK UHUOUWO UH 1- 2NaCl
(l)
wzUdN qOK 2Na
(s)+ Cl
2(g)
2- 2H2O
2(l)2H
2O
(l)+ O
2(g)
3- (NH4)
2Cr
2O
7(s)Cr
2O
3(s)+ 4H
2O
(g)+ N
2(g)
4- CaC O3(s)
CaO(s)
+ CO2(g)
5- 2NaHCO3(s)
Na2
CO3(s)
+ H2
O(g)
+ CO2(g)
UU UNM ZMO b UL qUH b UM WIU UFL s kqK WOKL U WU v U UO_ VK w d
Displacement U_ jO UH UUVd w UUA q d dBM q jOA dBM UNO q UH w
WO WUF WUFL w u UL pc UF dO_ dBMF dO UA + BY B + AY
c b sJL wzUOLOJ UAM WKK vK WOKL bLFWO WK_ w UL UNUd s dUMF iF dOC w UH s uM
buK ZMO puKbON iL uK l sOU qUH sObON U sOU
Zn(s)
+ 2HCl(aq)
ZnCl2(aq)
+ H2(g)
uOu U??d??J?? qKtb sJL c dU
UdK uLM
uuL CO2
U?? WUG UdAL w????WOKJ U s cR
UNMO od s
s s??O??b??O??N?? U???? U??????uK l sOU qUH
sObON buK
U
H2(g)
HCI(aq)
Zn
rKF q
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(IIUM d U WCH d w WCH UJ UM WCH
Cu(s)
+ 2AgNO3(aq )
Cu(NO3)
2(aq)+ 2Ag
(s)
w WeKH dUMF iF wzUOLOJ UAM WKK qL VOd wQ ULOjO UH RM w bU w WOzUL qOUL
UH s qL wzUOLOJ UAM WKK vK UL R
WUFL UNb sJLL WOzUOLOJMg
(s)+ HCl
(aq)
K(s)
+ H2O
(I)
Mn(s)
+ CuSO4(aq)
Ag(s)
+ CuSO4(aq)
e* UH UF
U WKUHL UdL sO Uu_ U UNO r UH wWO WUF WUFL w UL bb Ud
AX + BY AY + BX
wQ UL U b v UH c rI
PrecipitationVOd UH
uOUu bObO uK wzUL III
bb buK uK jK bMsuJ VU bObON u l b VuL bb u S wzULU Uu qH Vd UL w Wz dO U w III bb bObOWU buK Wu uOUu Uu qJ vK uKL w vI uOUu buK
FeCl3(aq)
+ 3KOH(aq)
3KCl(aq)
+Fe(OH)3(s)
s UMb UbM qOBH s wA VOd UH UM r b cWOu_ UFL
IIUM Ud U CuSO
4.5H
2O WOzUL
sOU UNu e uK
Li>Cs>Rb>K>Ba>Sr>Ca>Na>Mg>Al>Mn>Zn>Cr>Fe>Ni>Pb>H2>Cu>Ag
rKF q
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e* UH UA
_ uL
buK uK II
bb Ud uK uu bObOd uK uuB Ud uK uU buK II UMU VOU III bb buK uK uOML_
qLF uD
Ud uK sr v uuB bObO s r n{ k U II bb
buK uK s r v uuB bObO s r n{ k U II UM
Ud uK s r v uU buK s r n{ k U uuB
d uK s r v uuB bObO r n{ k U uOML_
buK uK s r v uuB bObO r n{ k U III bb
s q w V uJ XE p b oU UAMK pzd bFwzUOLOJ qUH b bR UL WHK uQ WIU UH
WIU U s q w qUH WUF V R
NeutralizationUF UHUNu b uJ bU iL sO UH s uM c bUd ZMO uuB bObO l pOdJ iL qUH L UL
wQ UL UL uuB
H2SO
4(aq)+ 2NaOH
(aq) Na
2SO
4(aq)+ 2H
2O
(l)
b????O???????? b????O???? W???d???D???I??? u????u????B????u????e?? X??? l?? q??U??H????wKUM u??U??B?? U????Ub v?? WU{U
d dO
sO WF c dc
WOUd WOdF U I II III IV V VI VII VIII
IX X
rKF q
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UL uOUu d ZMO uOUu bObO l pdOM iL qUH
HNO3(aq)
+ KOH(aq)
KNO3(aq)
+ H2O
(l)
U oKD UH?b puKbON iL uK l uOUJ Uud qUH bMZMO iL w sObON u q uOUJ u qO e iL ZMO uOUJ u q sObON u q uOUJ buK
UL udJ bO wU U ZMO Wd qK c pOudJ
CaCO3(s)
+ 2HCl(aq)
CaCl2(aq)
+ H2O
(l)+ CO
2(g)
buK `K ZMO uuB bObO l uOu_ buK qUH pcWO WOzUOLOJ WUFL tMO UL UOu_ U UL uuB
NH4Cl
(s)+ NaOH
(aq)NaCl
(aq)+ H
2O
(l)+ NH
3(g)
b sO ULMO dL w UOu_ U dOC WO sO qJAeL UH s UNU sJL w UG vK WK d??u???? U???O???u???_
v???K??? d????????????????????L????? w????????w??zU??L?? U??N??u??K???? W????O??uOu_ bObOUNWIU Wz UN w W???F??? U??b??????
WUMB uOUJ bObObO uKuuB
VN
uOu buK
NH3(g)
dJb????????? V?????? U????w?? u???O??????U???J??? b???O??????w UOu_ Vd dOC
dL
rKF q
dL w UOu_ dOC UN qJA
WOzUOLO WUF VuK qUH 5 Wup??u??K??b??O??N?? i??L??
b??O????b??O?? u??K???? l???uU
R
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WOzU* qOU; w e* UH s ZM w UG iF b
U?????????GUG U w b qUH
CO2
Na2CO
3+2HCl H
2CO
3+ 2NaCl
H2CO
3H
2O
+ CO
2
SO2
Na2SO
3+2HCl H
2SO
3+ 2NaCl
H2SO
3H
2O
+ SO
2
NH3
NH4Cl + NaOH NH
3+ H
2O + NaCl
H2SNa
2S
+2HCl H2S + 2NaCl
NONO
2
NaNO2+HCl HNO2+ NaCl2HNO
2H
2O + NO + NO
2
UNOK WKWOzULOJ UH u iF hK b wQ ULO
UNUb iF WOzULOJ UH u iF vK WK b
q???????UHt????ut????????OL
Cl2(g)
+2NaBr(aq)
Br2(l)
+2NaCl(aq)
jO uKJ bU d U s d dOC
CaCO3(s) CaO(s) + CO2(g)qK?????Ub w bL w dO dOC
Ca(s)
+ 2C(s)
CaC2(s)
U??????sOKOO_ U dOC w rNL uOUJ bOd suJ
Zn(s)
+ 2HCl(aq) ZnCl2(aq) + H2(g)jO uu U w bL sObON dOC
dC UO s dU X??? U????L????
H
2SO
4
HNO3 NaOH e.Ca(OH)
2 HCl
rKF q
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qBH WK
wQ U2 qJ uBI* `{
UF qUH jO wzUOLOJ qUH WOzUOLOJ WUFLWO s qJ WOzUOLOJ WGOB V
uU buK uOu_ d uOUJ UHu uOOK Ud uOML_ bObO uOu_ Ud uOUu UdJ
WO UH s qJ Wu WOu WUF V WOzc bu vK ULU uuB d uK U uuB bObO uK sOU d uK qUH
sOU bObOuuB d uK U uuB bObO uK l Ud d uK qUH
Ud bObOUL uOUu UHu U uOUu bObO uK l puHuH iL qUH d uOUJ Uud U uOUJ d uK l uuB Uud uK qUH
uuB
qUH u UMO WO UF* qL
1- (NH4)
2Cr
2O
7(s)
2- C(s)
+ O2(g)
3- Zn(s)
+ CuSO4(aq)
4- NaCl(aq)
+ AgNO3(aq)
WO UH s q9 WOzUOLO WUF V
UL l eK bO qUH UL l eK bO qUH
Vd l Vd U dU dO d qK
eK l eK qUH sObON U U puKbON iL uK l sObON s jA eK qUH
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sJ1 qUH qJ Wu WUF V eKHK wzUOLOJ UAM WKK vK ULU wK U2 tb
1- Zn(s)
+ FeCL3(aq)
2- Cu(s)+ Pb(NO3)2(aq)
3- Na(s)
+ CuSO4(aq)
4- Mg(s)
+ Sr(OH)2(aq)
5- Mn(s)
+ Ni (NO3)
2(aq)
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WOzUOLOJ UU wU qBH
vK u w???? tUU b s r????G s UNOK uB s????JL w wIM b????b W????OL U????dB s rG s???? UNOK uB sJL w puH????uH iL WOL U (III)b????b
bO????
s???? s wzUOLOJ UNM VO WK_ c q uO????UJ UH????u s vK u c uH????uH
uL uNH WuL WOzUOLOJ WUFL vK bLF w WOzUOLOJ UU
b nO UU sJL nO VdL WGO WO_ WGOB s qJ wMF U uL UL
WK_ c WCzUH UL V nO bL qUFU wMF U UU w WOzUOLOJ WUFL vK U uJ qBH c p bF UNM WU s sJL UdO d
Wc WKJU t uL uNH dF
VdLK WO_ WGOB VJ
VdL WGOB WO_ WGOB jd
UU w WOzUOLOJ WUFL b
wzUOLOJ qUH w WCzUH UL V bL qUF sOF
wzUOLOJ qUHK uL ZUM V
UdLK WOzUOLOJ mOB u??L?
WO WUFL w UL sOU bOd suJ Xd l sOU qUH
Zn+S ZnS
_ w W????KUHL uL w XdJ s????OU sO Wc W????M sO WIU???? W????UFL s????XdJ sOU s???? q b UMHU{ u v UOKL UNF q????UF sJL b d????OG c???? q????
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u Uc u????K WOUJ???? c q uL uNH v???? Q????K U????MS d????L XdJ s b u x[ sOU s bWUF suLU UNUO sJL dO qJ X_ Xd x,UdG bu WOM tK Ub U U dBMF WOuL WKJ uI sJLUdGU t????UuJL WOuL q????J uL U???? VdLK WOuL W????KJ U????LMOuLU WIU WuL WUFL w XdJ sOU sO WM S wUU
UC w
u??????KH udJ s????????O WOuL W???M uJC
2F
6VdL w pc
w uKH udJ sO WOKJ WM U ULNMO Wc WM UNH w
w udJ u b WdF U u
nO
wN VdL c(C)ud u vK uC2H6u b UMS(C2H6)U u [udJ s u vK u VdL c s u [ S tOK
w sO_ udJK WOKJ WM WOuL WM sO U RCO
2udJ bO wU
Empirical Formula WO_ WGOBsuJ WU WOK Wb VM UNCF l b dUMF UIU XLKFdUMF sO W j sO w WGOB WOL vK `KD b UdL
WO_ WGOBVdL UNM qJA wWO WK_ w dEM sF WOzUOLOJ UdLK WO_ WGOB U WOHO dF
sO_ sOdOM s?? uJ u??K??w??=M??
U?? s?? WMO U
Y??u??K?? v???K??? q? ??L???F??? w???????? W??????O???zd??? U???? ??G?????? s???? b????F????O r??? [ N r??? [ u???? U??N?? b??? u??????
VdL cN WO_ WGOB Uu
N? WOuL WKJ NWK sOdOM u b q
Nu [
[
YK WOC
r???????????????????? n???O??? Y??????b???? v???????? q???????????????????u????????Uu
W????c???? q????????J???? w?? W????b????L???? d? ?U??M??F??K??
UNH w b bu w uuL WKJdBMF s?? b???WKJ vL UdGU
dBMFK WOuL
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uO? WOuL WKJ OWK sO_ u b
Ou [ [
WM vK qB UMS dG_uL b vK sO_ sOdOM s q u b WLIWO
Ou [[
Nu [[
NO2w VdLK WO_ WGOB
wU v UOK Xu O H C u uC Vd s d [ UNK WMO Xd UU ZUM udJ bO wU WK XLK S (H
2O)U U (CO
2)udJ bO
VdL cN WO_ WGOB UL r[ U UL U WK r [
wQ UL ZUMCO2w CWK U WMOF w (C)udJ WK b qCr u?????? CO
2r
r u?????? CO2r[
Cr [
[x
wQ UL ZUM UL U WK s(H)sObON WK b WIdD fHM
r [
[x (H)WK
uL WMOF WK sO dH s UbM WMOF w uuL (O) sO WK U wQ UL udJ sObON wK
r[ [[ [ (O)WK
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P2O
5uHH bO
t P4O
10WO vK bu
UB v???K WKzU b???c??? u??? s??? U???Lw WHH U???L b???w??? ???UH s??? d???Os eFL d??? V
Wud
wQ UL u v (O) (H)(C)s q q u
[
CWK
C? WOuL WKJ Cu b
u x[
[
HWKH? WOuL WKJ Hu b
u x[
[
OWKO? WOuL WKJ
Ou b
u x[
vK qB UMS x[ r dG vK WUM U_ WLIC2H6OWO WO_ WGOB
U???uH i???O_ uH???HuNK t{dF _UL Xl t???KUH v??? R??? d???U
WKF U sO_ WM XLK S sO_ uHH s nQ Vd R
b [ w VdL c w uHHK WOKJ WuLt WO_ WGOBrKF q
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UdLK WOIOI( WGOBW jQ t WuJL dUMF u sO VdLK WO_ WGOB XU
VdL w dBM q c wIOI bF UL Wb
sJL w VdLK WOIOI WGOB s R c s WU bS tOK VdLK WOuL WKJ WO_ WGOB WdF s UNOK uB
WO_ WGOBK WOuL WKJ x WOIOI WGOBK WOuL WKJ
`O b YOWO_ WGOB x VdLK WOIOI WGOB
U N2O4 V???d U?????? UNB W??????????w b?????????????[
auB Ud u
WO_ WGOB r sO_ sOdOM u VdL WOuL WKJ XLK UVdL cN WOIOI WGOBUL NO2w VdL cN
sO WOuL WKJx sOdOMK WOuL WKJx WO_ WGOB WK qr x x
WO_ WGOB WKx WOuL WKJ x
WO_ WGOB x VdLK WOIOI WGOB (NO
2) x
N2O
4w VdLK WOIOI WGOB
sObO sO s uLOK iL pd iL uJ RCO
2WK XU U Ud r [ UNK tM WMO d bM ud
XLK S r[ H2OWK r[ ZUM
VdL cN WOIOI WGOB UL w VdLK WOuL WKJ
WGOBK lzUA r WOe UdLK WOIOI
WOe WGOB u
rKF q
rKF q
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Stoichiometry UU( w WOzUOLOJ WUF* b
WK WKU
UOL sO YO wzUOLOJ qUH WuL WOzUOLOJ WUFL hKWOL uu Ud d bM L qUH s WUM WKUHL uLdOF sJL UL U udJ bO wU ZM sO_ s d
WO WuL WUFLU qUH c s
C3H
8(g)+ 5O
2(g)3CO
2(g)+ 4H
2O
(g)
l Ud U s e qUH t vK oU qUH n sJL
udJ bO wU U s Ue U sO_ U s Ue fLUd U s b u uI sJL pc ULU s Ue udJ bO wU U s u U sO_ U s u l qUH
UL U s u
qUH uIM UC UdGU oU qUH s dOF sJL
WKJ sO_ U s r l WOuL WKJ Ud rr WOuL WKJ udJ bO wU U r ZM WOuLWOuL WKJ UL U
WKUHL uL q U w WOzUOLOJ WUFL b WOHO dFWO WK_ w dEM sF WUM
o uOML_ bO U sO_ U l uOML_ qUH UWO WuL WUFL
4Al(s)
+ 3O2(g)
2Al2O
3(s)
V U UH uOML d [ qUH SqUHK W UdGU sO_ WK
qUH s WUM UdGU uOML_ bO WK
R
b vK u ULNr Ue s ds b d sO
sObON
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q
YO u v uOML_ WK u
u[
[
AlWK
Al ? WOuL WKJAlu b
O2u b U WuL WUFL b
O2u l qUH Alu
l qUH Alu [
O2u [
[x
WO
2WK Ur tK
O2
u tK
O
2u [
O2r [
[x
Al2O
3u b b WUFL V WUMAl
2O
3WK U
Al2O3u wDF Alu wDF Al[
Al2O
3u [
[x
Ud vAl2O3u u WUMAl2O3WK U
r tK Al2O3u
r tK Al2O3u [uOML bO r [
[x
rKF qs??? Al2O3 u???J u???OML_ u??? d???W???OLJ U???uB u???Jnu W???UD s W???KzUU???dL ??? w???i???F U???L W???OzUCHw??? q???bAl2O3UJ???U???_ i???F u???J
d?????? ?? q????W????????LdJuUO
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qJA w sO u UL WIU uD UB sJL
r [ bI WKJ w hI b b bL KClO3s d [ sO bF UWO WUFL o qK uOUu uK XLK S
2KClO3(s)
2KCl(s)
+ 3O2(g)
WKK dOG uOUu uK WK V
r [ ZUM sO_U WK WKJ w hIM q
u [ [
O
2WK
ur(O
2)u b
WuL WUFL bU KClO3WKKL uL b U O
2u b s bOH
KClO3u qK s ZM
O
2u
KClO3u qK s ZM u [KClO
3u [
[x
KClO3? WOuL WKJxWKKL
KClO
3u b WKKL
KClO
3WK
r [ ur [ xu [ r [ [[ WKKL dO
KClO
3WK
= Al2O
3WKxxr[= Alu xAlr[Alr
Al2O
3u
Al
u
Al2O
3r
Al2O
3
u
WuKDL WKJ
AlWK quu v
Alu quAl
2O
3u v
Al2O
3u qu
r WK v
b uD w WuNL WKJ U WOHO sO jD qJA
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dBMF s WOU WOL l sO_ U s d [ qUH RWK XLK S (M
2O) dBMF bO suJMw{d
. M dBMFK WOuL WKJ V d [ ZUM bO_dBMF vK dF w b b b
WOL( UU( Uu bUsObON buK UOu_ U s WU u qUH qJA sO
WO WOzUOLOJ WUFL V VKB uOu_ buK `K UNH
3(g)+ HCl
(g)NH
4Cl
(s)
VKB uOu_ buK U sObON buK UOu_ U qUH qJ
UCO U u qUH U sO oU qUH UN bFUN WOL WM U UHLK WOuL WM UL NH
4Cl w jI
dE fH w
buK UOu_ sO WOuL WM oU qUH WUF dOAl qUH UOu_ s u w WKUHL uL w sObONWM UKUH sOUL qJA s k sObON buK s u
qUH b sOUL s r fH WOL
s??????? u?? qGAd [ bI eO U
WUOFL dE w 5bON buK U(HCl)
UOu_ U(NH
3)
uOu_ buKNH
4Cl
u dH
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WUOFL dE w sObON buK s d WK XLK RU WUOFL dE w UOu_ s d WK r[ UUOu_ U sObON buK s >q Ue b UL r [
UG s d w
ULN p sO oU R w NH3 HClUe bF pU bF
WHKL UG s WUL u uI v UuI c UUfH u UNMJ WHK q UN jGC d s dE fH X
Uu bU tOK hM U c Ue s bF
Uu bUW s dE fH X WHKL UG s WUL uUe s bF fH u jGC d
d uI sJLO WOzUOLOJ UU w u b sJLU s d U sObON U s d l qUH sOdOM U s
WU Wu d X WO WOzUOLOJ WUFL V UOu_3H
2(g)+ N
2(g)2NH
3(g)
U sO_ U s d l sObON U s d qUH ULWO WuL WUFL o dE fH w UL U s d
2H2(g)
+ O2(g)
2H2O
(g)
dS r oU qUH w UL UuJL WOL VM s bQw UAM
U* UuJ* WOL( WMUA
_ uLUN UL qOK UN pOdJ iL nH wzU uK
(D
C
)
dL UO s bN dH bB ULu
U??????????? U?????????Ou_
bL_ l???OMB w W????OzWOMOdOM WOzUOLOJ
U?????????u b????U v???? U????U XdG????
ULKF UNK
rKF q
rKF q
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qLF uDnHL pOdJ iL uKL UN
k U qJA w UL bN dH bBL UN q
ULu UN UOzUdN UL qOK UN qJA
k U se s b bN d bBL uu UN d jNL vK uJL UG r U
bFBL vK uJL UG r U
qUHK Wu WUF V ULNMO WOuL WM U sOuJL sUG sO WOL WM U vK uJL sO_ r W b oU UAMK pzd bFb W jNL vK uJL sObON r v bFBL
U WUM sObON u b v WUM sO_ u
UOu_ U suJ sOdOM sObON U qUH U
WO WUFL oN
2(g)+ 3H
2(g)2NH
3(g)
dE w??? s???ObON s??? r??? U???NL W???MO p???b U S???wQ UL V WUOFL
sObON U sr l qUHK sOdOM r U ZUM UOu_ U r V
rKF q
b U?????Ou_ pdOM iL dOC wo WUMB w?? rNL
WO UFL4NH
3+5O
24NO+6H
2O
2NO+O2
2NO2
3NO2+H
2O 2HNO
3+NO
O2(g)
H2(g)
H2SO
4(aq)
- +
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q
H2U u b b N
2r U
r WUOFL dE w tLH
2u
r u [ H2 u b
wQ ULW N2u b b
H2u l qUH N
2u
u [ l qUH N2s u
u [
[ N2u b
sOdOM U r b rr WUOFL dE w tL N2u WUOFL dE w tL N
2u [
r[ [
N2 r
ZUM NH3 U r U
NH3u wDF H
2u
wDF [
u [ [
NH3 u b
NH3 r U
r WUOFL dE w tL NH3u NH3u [
r[ [
NH3r
q?? U?????B?????????? s?? ??J????L????
b??????U?? p??? U??????fH X U??u?? bU
dE H2r N2(g)r
r[ H2r NH3(g)r
r[
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wU U U sO_ uu (C2H
4) sOKO U d R
WO WUFL o UL U udJ bOC
2H
4(g)+ 3O
2(g)2CO
2(g)+ 2H
2O
(g)
sOKO d d WUOFL dE w uN r V u w sO_ W Q ULK U Ud ???
? u d{ r sO_ r V`OLK
WOzU* qOULK WOzUOLOJ UU(dOFK cL v WU{U UL u Vc s wzUL uKL uJceOd `KDB v U uOzUOLOJ QK UL w cL WOL su b U UN YO WuL UNL s WHK d bF tM dFUNLKF w WOLJ UU oOD sJL uKL s b d w cL
WO WK_ w dEM sF p `O{u qOUL UH vK UIU
bze bFL W{uL WUFL uOML_ bObO b Ul uOML_ Ud uK qUH s tOK uB sJL
WO WUFL o uuB bObO uKAl
2(SO
4)
3(aq)+ 6NaOH
(aq)2Al(OH)
3(s)+ 3Na
2SO
4(aq)
d/u [ eOd c uuB bObO uK r UeOd c uOML_ Ud uK s r l qUHK
U UH du [
d ueOdxduKL rAl2(SO4)3u b q ud [x
rdr
u[ SNaOHu b U WuL WUFL v udU
NaOHu l qUH Al2(SO4)3u l qUH Al
2(SO
4)
3u [
c* u bdKU uKL rWuL
Rb???u???K??? W???K?????? V????????w u??u??L?? u??u??B??t??u??K???? s??? q???
du[ eOd
b???O?????? b???????????????O??? u?????? u??? u???O???M???L???_V??z d??O?? i??O?? w????sJ U???L??? w?? U??O??K??L??u s WKu d bFv?? u?????? U????L???? w???s dO w qb qq WOzb UUMBb??F??L?? W??{u??L?? U???C???
fuUL
rKF q
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NaOHu [ [xNaOHr U
du eOd xd uKL r NaOHu b
ud [ x d u [r d [ [[
s r WUFL W uuB bObO WK U Ud u [ eOdH
2SO
4uK
w WUFL Q ULKH
2SO
4(aq)+ 2NaOH
(aq) Na
2SO
4(aq)+ 2H
2O
(l)
dueOdxd uKL rH2SO4u b q
u [ ud [xr
dr
W NaOHu b UNaOHu l qUH H
2SO
4u
NaOHu l qUH H2SO4 u [
NaOHu [ [
WNaOH WK Ur tK NaOHu
tK u [NaOHd [ [
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w UAM dS r UOKL eOd U WOHO dFdA U w buKJ u eOd U UA
_ uL
r WF wL dDI U dA U WC dr WF WOU R
qLF uDWS p du [ eOd WCH d uK dC r qB v UL WU{ r dDI U wAgNO
3d[
r vr WF Q w UNF{ dA U s r c nu v dA U v UOb WCH d uK n{
Vd uJ Od W
`Od W lLI bU uKL Od r
UNK b r `Od W nH
oU UAM w qUHK WuL WOu_ WUFL V Rw Vd WK s dA U w buKJ u eOd V
oU UAMb; U* UU
uKDL s bz WOL b v wzUOLOJ bLF b U qUH d bMd_ uLK qU qUH b ULC p WKUHL uL b sUL vL Uu w bze UOLJ vI qUH UN bF c
qUHK bL ULU vb qUJU XKUH w UL U WCzUHb u l sOdOM U s b u UMDK UL qO vKF
WO WUFL V sObON U sN
2(g)+ 3H
2(g)2NH
3(g)
V???d q???B s???O u???B`Od W bU
U?????L U?????AM wdD lC W???U{ qCHW VM HNO
3s
WCH d
w ZUM Vd b UL UAMduB WUM w
rKF q
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uuL sOdOM WOL l qUH WOU dO sObON U WOL SqUF uuL sObON WOL UNb WUM UOu_ WOL S wUU
uNHL c `{u WO WK_ bL
osOU bOd suJ XdJ l sOU qUH UWO WUFL
Zn(s)
+ S(s)
ZnS(s)
wQ UL V Xd r l sOU r jK S bL UL U
UdGU WUM UL WOL V Q ULK qUH UN bF UHL s WOIL UL V
UL b q qUH
WU WUA jNL W??F?? u???? w??b??O????d???? U????L???? W??O? ?K??D??c YO sOUbD bM Zu UL
UN WODNL WF_
q
w (S)(Zn)sO WOuL WM ZM WUFL s
u [
[
bL (Zn) WK
WOuL tK (Zn)
u bu [
[
bL (S)WKWOuL tK (S)u b???
w (S)v (Zn)W _[ [ WbL UOLJ V WM uJ VO
(Zn)S u [ WuKDL s d u[ duL XdJ u b _
bL UL w(Zn)bL UL u b vK bLF WUM (ZnS)WOL
ZnSu ZM ZnuZnSu ZM Znu[
u [ [ ZnSu b
rKF q
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ZnSWK U
r[ tK ZnSu tK ZnSu [
r[ [ [ ZnSWK
bL UL s qUHK W WOLJ VqUH UN bF (S)Ud s vI U U Su l qUH Znu
l qUH Zn[
u[ [ WSu b
qUHK W WOLJ WOK_ WOLJWKUHL dO qUH s WCzUH Subu[ [ [
vIL XdJ WK Ur[ tK Su
tK Su [
r[ [ [ W????????O?I?L?SW????????K????
s r ldu eOd cpOdJ iL uK s r jK Uw qUH WUF XLK S d u eOd uuB bObO uK
H2SO
4(aq)+ 2NaOH
(aq)Na
2SO
4(aq)+ 2H
2O
(l)
qUH UN bF WCzUH UL eOd V
q
du eOd duuB bObO uK r NaOHu b
u [
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dueOd d pOdJ iL uK rH
2SO
4u b
u [ bL UL U
NaOHu l qUH H2SO4u NaOH l qUH H2SO4u [
duL NaOHu b s d uNaOHu [
izUH uH
2SO
4 bL qUF u NaOHS wUU
u [ H2SO4u
NaOHu x NaOH u [ WuKDL H
2SO
4u b
u [ [ [ W???????CzUH H2SO4u bd u eOdxd bb uKL r uL b YO
wQ UL tU sJL bb H2SO4eOd
xr
r H2SO4 u [
[ [wILH2SO4eOd u d u [ [[
WO WUFL osO_ U uu Ud U d R
C3H
8(g)+ 5O
2(g) 3CO2(g) + 4H2O(g)
w sO d Ud d u jOK UF bFUdGU ZUM (CO2) U WK V
WUOFL dE
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Theoretical and Percentage Yield qUHK u* "UM dEM "UMU dO U_ ZuM s WFuL WOLJ vK wzUOLOJ qB b U qUH d bMZMsO_ s WOU dO WOL lWOudbON UdL iF d bM UL qO vKF Udc
wL
UKDB dN cN
(CO
2
+H2
O)
WOK_ ZuMK WU{(CO)
q
Wud dO WOU uwKFH ZUM ddEM ZUM _WOzUOLOJ UU vK UM UNOK uB sJL w ZUM p WOL s U U U s dEM ZUMU
WdU tOK uB r U uN wKFH ZUM U
dEM ZUM v wKFH ZUMK WuL WM s U U qUH uL ZUM S tOK
xwKFH ZUMdEM ZUM uL ZUM
UudJ bO wU U ZMO sO_ U uu (C2H
4)sOK U d U
WO WUFL oUL
C2H
4(g)+ 3O
2(g)2CO
2(g)+ 2H
2O
(g)
wU r [ qUH ZU UsO r[ sOK r [ u jOK qF SpU qK rqUHK uL ZUM VudJ bO
rC
2H
4WK
u rC2H
4? WOuL WKJ C2H4u b q
u [[
rO
2WK
u rO2? WOuL WKJ O2u???? b????
u [ [
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O2u U
C
2H
4u WUFL s
O2u U u [
O2u[ [
ZUMK bL UL u sO_ S tOKu [ w duL sO_ u b sJWUM CO
2WOL U
CO2u ZM O
2u
CO2u ZM O
2u[
u [ [
WUMCO
2
u b WUM CO2WK U
r tK CO2u r tK u [
r [ [ x CO
2W???????K
x CO2? wKFH ZUMCO
2? dEM ZUM uL ZUM
[ x [[
w UAM dS r UOKL ZUM U WOHO dF
u* "UM UA
_ uL tF WOU R (Na
2CrO
4) uuB Ud Pb(NO
3)
2(II Ud d
lL `Od q WF WOL q
dJvI UL wsOKO U s WOL
qUH UN bF
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qLF uDs WOL w UL c???? s r WS p d????u [ eOd uuB U????d u????K d????C
d [ uKL r `BO UL
s WOL w UL c s d [ WS p Ud d s du [ uK dC d [ uKL r `BO UL
r tO n{ r WOUe RJ b v uuB Ud uK s r qI Ud d uK s
WKJ WdF Od W vK Vd lL ZUM uKL Od r dH w nOH bF Vd `Od W WK b
oU UAMK d bF
qUH WUF V qUH WUF s Vd WK V
qUHK uL ZUM V
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qBH WK
WO UKDB* s qJ wMF U
ZUM WCzUH UL bL qUF WOe WGOB WO_ WGOB WOuL WKJ uLdEM ZUM uL
WO u* s qJ WOu* WKJ V
(MgSO4.7H
2O)eOK `K u K
(C6H
8O
6) tGO cCsOUO
(C16
H18
O4
N2
S)
sOKM c s WMO c sO_ sOdOM sObON udJ s nQ uC Vd r[ ZUM udJ bO wU WK bu U Ud Xd r [ UNK VdLr[ UNK VdL c s d WMO c d Wd w r[ ZUM UL WK
wK UL V r[ WUM UOu_ WK XUJ (NH3)UOu v UNO sOdOM u
VdL c dUM s dBM qJ WOKJ WuL WM V
VdLK WO_ WGOB V u r WOuL tK ULK VdL WGO V
t w tOL sLJ YO WOzUOLOJ d w WbL WU UG s(COCl2)sOuH U
WO WUFL o sObON buK uJO tUAM bM Wzd w uuL UL l qUH
COCl2(g)
+ H2O
(l) 2HCl
(aq)+ CO
2(g)
wK UL V UL l COCl
2s r qUH S
qUHK W UL WK V UdGU ZUM puKbON iL WK V
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(N2O
4)U WOzUCH UdLK u(CH
3)
2NNH
2sbO qOO wzUM b
WO WUF* o UB d w qUH b YO bR qUF
(CH3)
2NNH
2(l)+ 2N
2O
4(l)4H
2O
(g)+ 2CO
2(g)+ 3N
2(g)
sbO qOO wzUM s rG d duKOJU N2O4WK V
WO WUF* o uK tCdF bM iO_ uHH qFA
P4(s)
+ 5O2(g)
P4O
10(s)
uH r l qUHK WUOFL dE w sO_ r V
WO WUF* o dC c WK bd UN w(CCl2F
2)udH U b
3CCl4(l)
+ 2SbF3(s)
3CCl2F
2(g)+ 2SbCl
3(s) wK UL V SbF
3r l
CCl
4s r jK S
UdGU ZUM udH WK U qUH UN bM WCzUH UL WK U
pO_ bbON (C7H
6O
3)pOKOOK iL qUH s (C
9H
8O
4)sd ZM
WO WUF* o
C7H
6O
3(l)+ C
4H
6O
3(l)C
9H
8O
4(s)+ C
2H
4O
2(l)
pOKOOK iL WK V sd rGK u sd_ d XLK S
sd_ s d WF U C4H6O3s WOU WOL l qUHK
(PVC)pO dOC% w b* (C2H
3Cl)(Vinyl Chloride)qOMO buK ZM
WO WUF* o 5bON buK 5K_ qUH s
C2H
2(g)+ HCl
(g)C
2H
3Cl
(g)
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wK UL V sObON buK s r l(C2H
2)sOKO_ s r jK r S
bL UL U ZUM qOMOH buK WK U
qUH UN bF WCzUH UL WK U
5bON U l udJ bO U qUH UOUM ((CH3OH)uUOL? dC WO WUF* V
CO(g)
+ 2H2(g)
CH3OH
(l)
qUH ZU Q ULK qUHK uL ZUM V COs d WOL lH
2s r qUH S
rU wKFH
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bu WK
wQ ULO WOB WU r u dz l{
w MgSO4.7H2OtGO c eOKu `K w WKJU WuL XdJ W [ [
VdL WGO S ur U (CH2O) WO_ tGO VdL WOuL WKJ XU
w WOIOIC
2H
4O
2 (CH
2O)
4
C6H12O6
CH2O U WUOFL dE w r tL c UOu_ U Ue b ?x[ x[
x[ x[ u (C
2H
5OH)uU s r wHu b
[
[ [ WO UF s rF ? V
jI U ZuM b U wzUL uKL w wzUOLOJ qUH b sJL dE fH w WU WHKL UG s WUL U_ q
w udJ bO wU w udJK WOuL WM WHK UL w WOu_ uL WOz
lL qUJU XKK uuB buK vK Wu; dO' d( s WMO XM XLK S d [WUOF* dE w tL UJ "UM udJ bO wU U
WMOF w uuB buKJ Wu* WM V dWMOF WK
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ULNOL uL UJ 5_ 5bON U lL UOzUdN U* s WOL XKK UdGU WKK* U* WK V rWUOF* dE w
WO UH s qJ Wu WUF V
(III)dJ Ud U(IV)XdJ bO l(VI)dJ bO qUH UL UOu_ U sObON lsOdOM bO qUH
sO_ sOdOM bO wU (II)Ud bO wDF (II)Ud d qK ?UOu_ UL uuB buK U uuB bObO uK l uOu_ buK qUH
WO Ud* s qJ WOzUOLOJ WGOB V
uuB Uud uOUu uK uU d WCH bOd uOML_ UdWOMObONWO Ud* s q r d
NaClO4 Al2(Cr2O7)3 SiO2
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e bQ
b???????u
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(Oxidation - Reduction)e bQ qBH
UH u r s bF YO WOKLF UNUIOD iF e bQ UH UIU XLKFUIOD UNK u_ dB UFL WOIM wzUdNJ DU WOuO UMUO w UU VFK WOzUOLOJUH c vK WOKL
bQ WUF u nO eL qUF U bRL qUF U e bQU uBIL UL vK U uJ qBH c p bF UNM WU s sJL UdO WK_ c e
e bQU uBIL {u
UNUd w dUMF c bQ r V WeL quF bRL quFU uBIL `{u UH c w eL qUF bRL qUF b
bQ r WIdD e bQ UF u dJ u qUH nB WIdD e bQ UF u
e bQ uNH
pc sObON s Uu UBI sO_ s UL u U tQ ULbbQ =dUH d l sObON s Uu U sO_ s UL u UBI tQ ebQK Wb dEM dF UdO UHdF c qLAO e bQ uNH uD UNuM
w UAM dS r e
e bQK Wb( dEM UA
_ uLb U wL WOzUL(II) UM Ud uK uOOMGL s jdqLF uD
r w UNM r WS pCuSo4
5 H2O (II)UM Ud s uK dC
dDI UuOOMGL s UDd UM Ud uK v n{
k U
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(II)UM Ud uK uOOMGL s jd sO qUH
uKL s _ uK UH k oU UAMK d bFs q sO wzUOLO qUH b vK b UL UM VdUH s qUH c bF.(II)UM Ud uK uOOMGL
WO WOUB WOzUOLOJ WUFLU tKOL sJL e bQ
Mg(s)
+ Cu2
(aq) Mg
2
(aq)+ Cu
(s) sOHB v WIU WOzUOLOJ WUFL rOI sJL
Mg(s)
Mg2
(aq)+ 2e bQ
Cu2
(aq)+2e Cu
(s) e
WO WOUB WUFL vK qB sOUFL lLMg
(s)+ Cu
2
(aq)Mg
2
(aq)+ Cu
(s)WOUB WUFL
uI pc sOdJ bI b uOOMGL sO bI ULu uI pc sOdJ V b UM u bQ uOOMGL
ULN vK e bQ v dEM sJL tOK e b UM
UdJ bI bQUdJ V e
b w Ub e bQ wOKL dcU db sbF UU bQ WOKL w UbI r w UdJ b uJ
e WOKL w UN r w UdJ
uK v uOML_ s WFD WU{ bM b c qUH q RV r qUH UB WIdD HCl puKbON iL
WOUB WUFL
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(Oxidation Numbers)bQ U
t w udJ uOUJ dBM s q l sO_ qUH tUA
wU sOU w dBMF bO ZMCa +
1
2O
2CaO
C + O
2CO
2
udJ bO wU CaO uOUJ bO sO U UM dOw b w tO{u sJLCO
2
udJ bO wU uOUJ bO 5 dH bVdL
WOUCaOCO2
c sO WDd uWOuWOLUVdLwuwe
s sOdJ U UI b sO_ l uOUJ qUH bM
VdL pc WO uJ e sO_ v bQ uOUJCaOwu_
WOUA WD QAMCO2suJ sO_ l udJ qUH w U
WU c w sO_ WOUdN d_ c u OK UdJ UNOeMc s WUe bQ UH s qUH c bF sJL qN
rd c UL bQ rvK dF s b R
bQ UH w UdJ U jC bQ r uNH UbQ r ndF sJL WOLU UdL w UuB ec pK UNKL w WO{d WMA tvK wLU UNd w U csOc sO UU u WDd UdJ d vKVdL wUdJ S WDd w U w U WDd wd w sOKULL
UdJ Uc d_ cK vDF WDd
W???O??????U???d???N???J??? vK U??N??b?? w??? U??? c?????WDd UdJ Vw u???u???L??? W??O??L??U??????bI c e VdL u?????? U???M???N?????? U???L???K???b b wuKH
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U_ d???? u????LL=NaClw bQ
WO WK_ w dEM sF bQ U U WOHO dF
HNO3 pdOM iL w sOdOMK bQ r V U
S dH U UdL w bQ U_ d uLL UL qdHsObON bQ r x sOdOM bQ r xsO_ bQ r x
S pc U sOdOM bQ r ddH dH
uJ
sObON w sO UU WDd UdJ u H H)sObON e w b dJ WUFL Wc WU w UNUdJ bF UU sObON UdJ b uJO
dH U sObONK bQ r uJ wUU
UOKJ uN wUU sObONs UdJ Uc d sO_ S(H HO )UL e w Uw sObON vDF ULU bQ r vDFO sObO q s b UdJ Vw bQ r U buI s WuL U v uNHL c U bQ r UL
wQ UL
.(Fe, N2, P
4, S
8)dH U d UdBM w c bQ r
u_ p UNKL w U bI WMA U c U_ u bQ r U tUd w uKHK bQ r bO u q uJO bOU_ u b U U tUd w sO bQ r
H2O
2sObON
uuB bbO q uJO bbON w b U tUd w sObONK bQ r NaH
U s d s uJL u_ w bQ U_ d uLL
U bI u_ WMdH U UFL VdL c bQ U_ d uLL
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bQ
e
HCO3
WOMObON UudJ WuL w udJK bQ r V U
u_ WM c bb u_ w bQ U uL UL q
s q w uHHK bQ r V RHPO
4
2 P4 PCl5 H3PO4 PCl3
bQ U s e bQ uNH
WO WOzUOLOJ WUFL wU vK dUMFK bQ U U r bI
CO
2+ H
2 CO + H
2O
w dH s sObON bQ r ULMO WUFL wU vK wI sO bQ r w s udJK bQ r hI ULMO bQ sObON uIMH
2Ow v H
2d dBMF
w jDLU p qOL sJL e b udJ uIMCOw vCO2
bQ r w U bQ?
bQ r w UBI e
wQ UL e bQ ndF U sJ1 o U vK UM
CO CO2
H2
H2O
e
bQ
- 4 - 3 - 2 - 1 + 1 + 2 + 3 + 4dH
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wqUH w Xe w c bQ w c b U
2ZnS(s)
+ 3O2(g)
2ZnO(s)
+ 2SO2(g)
q
ZnS + O2 ZnO + SO2
w s SbQ r ULMO dOG rZnbQ r sO_ bQ r hI bQSO
2w vZnS
e ZnOSO2 w v O2w dH s
w qUH w Xe w c bQ w c b R
dL w sO_ dOC bL2KClO
3(s) 2KCl
(s)+ 3O
2(g)
V????????? U??????M?????? r?????????b????Q???? U?? ???? w??? d??O??G????
WGOB w WKb dUMFKbQ W??O??zU??O??L??O??J??q??J?? V?????? e??????????b ZnS uIM WGOB
XdJ fO bQ
e
e
bQ
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nu eL qUF bRL qUF `KDB uOzUOLOJ b
uKH U rNu q e bQ UH w WKUHL uL iFU bRL quF UL u e qU uOOK u bR qUWeL quF
bRL qUFe UN b ULMO qUH w d U b V w UL u
bQ
r
bR qU ULe WOKL
e qU ULbQ WOKL
3-
(Oxidizing and Reducing Agents)We* quF bR* quF
e bQ qUHWKUHL UL tO uJ wce U bR UqUH w?? UL b??? w??
w2H
2O
2(l)2H
2O
(l)+O
2 (g)
dL w uKJ dOC bL w qUH w eL qUF bRL qUF b U
MnO2(S) + 4HCl(aq) MnCl2(aq) + 2H2O(l) + Cl2(g)
e bMnO2 MnCl2w v MnO2w s eOMGML bQ r hI qbRL qUF bF pc
t uI sJL pcuN bQ b HClS wUUCl
2w dH vHClw s uKJ bQ r
eL qUF
eL qUFr dOG `{u w jDLbQ UN b ULMO qUH w d U e V w UL u
eL qUF bRL qUFK bQ
2- 1- 0 1+ 2+ 3+ 4+ 5+ 6+ 7+
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WFzUA We* bR* quF iF
Y d w b WFzUA bRL quF s bbF UM
tuK (MnO4 ) UMGMdO u UL qO vK UNM dc WUMBUMGMdO u du WuI bRL quF s bF c wHMtO eOMGML bQ r dOG bLF uOUu UMGMdO q qJ vK
UbU UOCL qUH j u vKp uJ v s eOMGML e u wCL j w LsUH YO qJA w sO u UL wHM uK UHU UuB
WO WUFLU p `O{u sJL qUH UN vK qOb uK UH dU5Fe
2
(aq)+ MnO
4 (aq)+ 8H
(aq)Mn
2
(aq)+ 5Fe
3
(aq)+ 4H
2O
(l)
wHM t u
r?????? qUH c???? U????????M ` d?????H?? wU s bb
XOULON
w qUH w eL qUF bRL qUF b R
Fe2O
3(s)+ 3CO
(g) 2Fe
(s)+ 3CO
2(g)
uOUu UMGMdO bdUFL UH w
.IIbb u l UMGMdOu qUH qJA
rKF q
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WFzU???? W????eL q????uF s???? b????F (S2O
3
2)U????duO u???? U????L
uuB UduO q qJ vK du dL w bWUMB w dO WOKL UIOD t uK dO UL w UduO uKu bQ ULMO buKJ u v uKJ e tS uKJU l tKUH bM
WO WUFL w UL( SO4
2)UdJ u v
4Cl2(g)
+ S2O
3
2
(aq)+ 5H
2O
(l)8Cl
(aq)+ 2SO
4
2
(aq)+ 10H
(aq)
WO UH w dEM sF e bQ UH Ub iF dF
2CN(aq)
+5OCl(aq)
+H2O
(l)N
2(g)+2HCO
3 (aq)+5Cl
(aq)
hK w ( OCl )XuKuON u b WIU WUFL sOtUU s Vc WOKL bF izUH bUUO s
C6H
5OH
(l)+ 6O
3(g) 6CO
2(g)+ 3H
2O
(l)+ 2O
2(g)
.(O3)_ WUu uMOH s UL WOIM w qUH c s UH
O3(g)+ 2I (aq)
+ H2O(l) O2(g)+ I2(s)+ 2OH (aq)
uK U w _ WOL Wb (I )bu_ u b
WIU WUFL w sO u UL u
ZnO(s)
+ C(s)
Zn(s)
+ CO(g)
dBM dOC w udJ s UH nOWIU WUFL sO
tUU s sOU
YK WOCqUH s UH UuKJ U l UduO
Y_ bu q??u ??G?? WI w?? D fLqN u????u???? U???? WOK WOU U?? t
WO vK
WU U CN
rKF q
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We quF eKH iF
WuL Uu_ suJ UdJ bI v tUH Ub UNUH w eKH qOL
UH c iF wQ ULO We quF qLF pc wNeK l eK qUH
V v qOL eK iF S UdJ bI v UNUH w qOL eKH ULU l uOOMGL qUH L WOu Ud UU ZM eK l eK qUH bMF cN UdJ
WO WOzUOLOJ WUFL V uOMGL bO ZMO sO_
2Mg(s)
+ O2(g)
2MgO(s)
uL( l eKH qUH u e??? r U UU Y???O e q???UF eKH q???LF uL l??? eKH i???F q???UH b???M
WO WUFL w sO u UL sObON U v iL w sObON
Zn(s)
+ 2HCl(aq)
ZnCl2(aq)
+ H2(g)
q eKH iF UU WOIM w b YO WUMB w dO WOL UH s uM cNeKH `D nOEM Vc dbBI
d eK u l eK qUH UM Ud uK l sOU s WFD qUH bM L wzUOLOJ UNUA w eKH nKs p WE sJL UdJ Vd w tK q UM Uu eU uI sOU SqUH b s Wd bF sOU jd vK wM Vd uN Ue UM Ud u UH
WO WOzUOLOJ WUFL tKL c
Zn(s) + Cu2
(aq) Zn2
(aq)+ Cu(s)
b k WUFL w sO u UL sOU Ud uK w wU pK l{ bM sJUL qUH
Cu(s)
+ Zn2
(aq)qUH
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WO UH v dEUd UH c s bbF WE sJLFe
(s)+ Pb
2
(aq) Fe
2
(aq)+ Pb
(s)
Mg(s)
+ Fe2
(aq) Mg
2
(aq)+ Fe
(s)
Pb(s) + Cu
2
(aq) Pb
2
(aq) + Cu(s)
WOU bu w XLK UL UH s uM c vK oKD U_ jO
UA
WIU UH oOI W uL _Ub Wd rL
We quF UNu V WIU eKH V UAM WKK vL WKK w wzUOLOJ UNUA V eKH VOd rw b w sO u UL
UAM WKK w eKH iF VOd b
bQ qUHe???????????????KH
Li Li + euOOK K + euOUu
Ba Ba2
+ 2euU Ca Ca 2 + 2euOUNa Na + euuMg Mg2 + 2euOOMGAl Al3 + 3euOMLMn Mn2 + 2eeOMGMZn Zn2 + 2esOUCr Cr2 + 2ed
Fe Fe2
+ 2ebbPb Pb2 + 2eUH
2(g) 2H + 2esObO
Cu Cu2 + 2eUAg Ag + eWCHg Hg2 + 2eozPt Pt2 + 2esOAu Au3 + 3eV
b w dUMF UN U vK Wd eOd wzU uK w d????????u???? U???? ????????u jG{ X????
sObON WU weqUFeKHue
qUF e??K??H?? u??? bLF U???L??? w??? e??????UNM dO qu vK s??O?? W???D???d??? u????WOdJ tH eKHROL s?? WUM W??U??D??pc wN UL w tu
bIF WOKL
rKF q
rKF q
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U_ UH ZzU WdF w wzUOLOJ UAM WKK s UHqUH Zu b b w WIU UAM WKK vK UL R
tb sJL cCr
(s)+ 3Ag
(aq)
Pb(s)
+ Al3
(aq)
bR quF eK
YO bR quF UNUH w pK U UU eK v UIU dOpc UF UbQ r qIO d UdJ p UM eK VJquF eK UNO XKL w WOzUOLOJ UH s bbF X b
WO WOzUOLOJ WUFL tMO c uKJ l uuB qUH q bR
2Na(s)
+ Cl2(g)
2NaCl(s)
oU qUH w eL qUF bRL qUF b R
UNH UNM b qu l bR quF eK u VUMWH_ wU eKU b b w eK luL jd w WOdJUL WUG WU w UdJ U vK dO bI tb WOdJ
b b w bR qU u uKH bF te V
e bQ UF Wu
UNuL r w UNH UL vK e bQ UF Wu r w d_ WOzUOLOJ UFL Wu
WUFL wU vK UU uJ V dBM q b uL WKJ kH uUI Ud WOzUOLOJ
YK WOCeKH UA nK
WU?????? w???????? U???NKUH b????Mw U??N??U??A?? s?? W????B??qOUL
dJu??K??J?? U??? r???bRL quF s
Cl2
qCH t???? W??u??I??d????????L?? w??? t??b??????
UL wbL
W??O??d????J?? W???H???_ WU???????D w?????? d?????OG w?????dJ WU{ VUBLWU w U v?? b??w s??O???? u?? U??L?? W??U??G??
WO WUFLX(g)+e- X-(g)
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bQ
e
uOUu UdJ s uK
Ud WOzUOLOJ WUFL wU vK UU uJ V WOzUdNJ UMAK d uLL WOzUdNJ UMA kH uUI
UL e bQ UF WuL UuNA UId bu
bQ r WIdcN e bQ WUF Wu sJL wU_ lU nB w WIdD c XdF o
wQ UL WIdD
WUM uL WKUHL uL w dBM q c bQ r V U WUFL wd w UNM q b s bQ Xe w c bQ w c sO
w UN r w UdJ b bQ WOKL w UbI r w UdJ b V e WOKL
bRL qUF qUF dC uIHL UdJ bF UU WJL UdJ b qF WJL UdJ bF eL qUF qUF uIHL UdJ bF
sOLU WUFL w qUH w c WOI
WUM uL w dBMF fH bF UU WKUHL uL w dBM q b bQ WUFL wd w U WOzUdNJ UMAK d uLL
bQ r WIdD WOU e bQ WUF U
HCl + K2Cr
2O
7KCl + CrCl
3+ Cl
2+ H
2O
q
HCl + K
2Cr
2O
7KCl + CrCl
3+ Cl
2+ H
2O
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UOU2HCl + K
2Cr
2O
7KCl + 2CrCl
3+ Cl
2+ H
2O
UU
2HCl + K2Cr
2O
7KCl + 2CrCl
3+ Cl
2+ H
2O
3x2HCl + K2Cr
2O
7KCl + 2CrCl
3+ 3x1Cl
2+ H
2O UF
14HCl + K
2Cr
2O
72KCl + 2CrCl
3+ 3Cl
2+ 7H
2O UU
bQ r WIdD WO e bQ WUF RSO
2+ HNO
2H
2SO
4+ NO
dJ u qUH nB WId c Zu nK YO WbU WOCL qOU w e bQ UH b U UUw e bQ UF Wu UMM tO r c ju W{uL U UH
wCL ju
wCL j w e bQ UF Wu
WO uD V UFL c Wu r YOqUH nB bQqU?H n??????B v e b????????Q W??????????UF r??????I v_ uD
esObON sO_ dO d_ c e WOU uD
tBIM c dDK UL Ue WU{S WUFL nB wd w sO_ e WU uDb sO w hIM qUI U e UC sO_
e
bQ
dJ
UdJ
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v H sObON Uu WU{S WUFL nB wd w sObON Wu WFd uDw hIM qUI b sObO u UC sObON tBIM c dD
b sObO
VUML dD v UdJ WU{S WOzUdNJ UMA Wu WU uD
wd d{ od s uIHL UdJ bF WJL UdJ b U WU uDWLzL U_U UFL UB
UF WUFL wHB lL WFU uD
WuL W s oI WUFL wd vK WKULL uL c WMU uD
WO WK_ v dE uD) c oOD
qUH ULK dJ u qUH nB WIdD WO e bQ WUF UwCL j w r
Zn + NO3
Zn2 + N
2O
UIU Ud r w uD oD
e qUH nB bQ qUH nB v e bQ WUF rI v_ uD
Zn
Zn2
bQ
NO3
N2O e
u w NO3
dC YO e WUF w(O H)dO c e WOU uDZn
Zn
2 sOdOM2NO
3
N
2O
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bQ WUF U e WUF sOL v U Ue WU{S sO_ e WU uDO HvK u
Zn Zn2
2NO3
N2
O+5H2
O
e WUF U vH Uu WU{S sObON e WFd uDZn Zn
2
2 NO3
+ 10H N2O + 5H
2O
v dJ bQ WUF sOL v dJ WU{S WOzUdNJ UMA e WU uDe WUF U
Zn Zn2 + 2 e
2 NO3
+ 10H + 8e N2O + 5H
2O
w bQ WUF dC e UdJ bF bQ UdJ b U WU uD 4 Zn 4Zn
2+ 8 e
2 NO3
+ 10H + 8e N2O + 5H
2O
UF WUFL wHB lL WFU uD4 Zn 4Zn
2 + 8e
2 NO3
+ 10H + 8e N2O + 5H
2O
4Zn+2NO3
+ 10H 4Zn2 + N
2O + 5H
2O
wK UL uI WuL W s oIK
d q w dBM q b V 4(Zn) 2(N) 6 (O) 10 (H) sL_ dD
4(Zn) 2( N) 6 (O) 10 (H) d_ dD WUFL wd vK WOzUdNJ UMA V
sL_ dD d_ dD
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wCL j w r w WOU e bQ WUF U
S2O
8
2+ HNO
2NO
3+ SO
4
2
HNO2
NO3
bQ v_ uDS
2O
8
2 SO4
2 e .(O H)dO c Wu WOU uD
HNO2
NO3
S2O
8
2 2 SO4
2
sO_ Wu WU uD
HNO2 + H2O NO3
S2O
8
2
2 SO
4
2
sObON Wu WFd uD
HNO2+ H
2O NO
3 + 3H
S2O
8
2 2 SO4
2
UdJ Wu WU uD
HNO2+ H
2O NO
3+ 3H + 2e
S2O
8
2+ 2e 2 SO
4
2
ZMO UF WUFL wd lL e UdJ bF U bQ UdJ b UL
S2O
8
2 + HNO2+ H
2O 2SO
4
2 + NO3
+ 3H
WUFL Wu W s oI
wCL j????? w r UN ULK WOU e bQ WUF RCl + MnO
4 Cl
2+ Mn
2
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bU j w e bQ UF Wu Xb U UIU UMO UL wCL j w b w e bQ UF Wu rj w b qUH u UL r WUFL Wu S bU j w e bQ UH
p `{u w UL WUFL vK UU{ iF d r wCL
bU j w b UN rKF l WOU e bQ WUF U
MnO2
+ ClO3
MnO4
+ Cl
MnO2 MnO
4 bQ v uD
ClO3 Cl e
dOOG WOU uD
MnO2+ 2H
2O MnO
4 WU uD
ClO3
Cl +3H2O
MnO2+ 2H
2O MnO
4+ 4H WFd uD
ClO3
+ 6H Cl + 3H2O
MnO2+ 2H
2O MnO
4+ 4H + 3e WU uD
ClO3
+ 6H + 6e Cl + 3H2O
[ MnO2+ 2H
2O MnO
4 + 4H + 3e ] x 2 WU uD
ClO3
+ 6H + 6e Cl + 3H2O
2MnO2+ 4H
2O 2MnO
4 + 8H + 6e WFU uD
ClO3
+ 6H + 6e Cl + 3H2O
2 MnO2+ 4H
2O + ClO
3 + 6H 2MnO
4 + 8H + Cl + 3H
2O
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ZMO sOdD s WKULL ozUb dD r
2MnO2 + H2O + ClO3 2MnO4
+ 2H
+ Cl
Uu b fHMOH Uu WUFL wd v nOC UMS bU j w b qUH UL WUFL wd s WUL UL Ue c rH
2OOH H ULKH
2OH + 2MnO2
+ H2O + ClO
3 2MnO
4 + 2H + 2OH + Cl
wU `B WUFL S 2OH + 2H = 2H2O UL
2MnO2
+ H2O + ClO
3 + 2OH 2MnO
4 + 2H
2O + Cl
wU WUFL `B sOdD s U e dD
2MnO2
+ ClO3
+ 2OH 2MnO4
+ H2O + Cl
WuL W s bQ
bU j w r wWO e bQ WUF R
Pb(OH)3
+ OCl PbO2
+ Cl
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qBH WK
bR* qUFbQrbQsqJuBI*U
wQ ULO j UN% w cK bQ r V
S8 , HClO
4, NO
3, Cr
2O
3
2, Na
2O2
WO UF w `OB u' e u dz l{
UOF2w sO bQ r
?
w e qUH nB w sOdOMK bQ r w dOG uJ NO
3 + 9H + 8e NH
3+ 3H
2O
?
bQ r vK w uKJ dNE WO uL w HCl Cl2 ? HClO3 HOCl
e bQ UH s bF WO UH b Fe + S FeS 2H
2O 2H
2+ O
2
CaCO3 CaO + CO2 ?
CO2+ C 2CO
u eL qUF w qUH w MnO
4 + 2I Mn
2 + I2
l2 l ? MnO
4 Mn
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bQ r WIdD WO e bQ WUF NO
2+ H
2 NH
3+ H
2O
dJ u qUH nB WIdD 5O e bQ wUF wCL j w) MnO4 + S2O32 S4O62 + Mn2 b????U j w
Zn + NO
3 Zn(OH)
2+ NH
3
l u WAL_ WUM w b c Na2S
2O
4uuB XOuO wUM qUH
dO Cr(OH)3IIIdJ bObO qUH c s ZM CrO
4
2 UdJ uuuB u UdJ u Vzc
oU qUH qL Wu WUF V qUH w bRL qUF eL qUF b
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e bQ UH WOKLF UIOD wUqBH
quF qFH qPL bb b UuM rUF w ZML uH bb fL wu pKNbQ UH vK WO WK w bB s tUL pc tUU s t bb qP Wu
WOIM UNUU s eKH qUMUO w WU UIOD UH s uM cNeUdO u_ dB dUMF
WOKLF UIOD r U WOKLF cN WUB WOL_ UqP s eKH WUL WOKL r nOJqBH cN p bF UNM WU s sJL UdO d WK_ c e bQ UH
vK U uJbb b uJ WO dH WODNL WUL WO `{u
UNUU s eKH iF dOC d dA eKH iF WOIM WId nB
auB u u iF dF
u dUI uL qL dH UNOK uB uJ WOHO duB w WbL _ iF VOd dF
UNOK UH w rKF WObFL d WOL bI UO w e bQ UH WOL dF
(Corrosion)b???b( b???
WU WFOD w UNO bu wdIL WU v eKH u WOKL t vK bB v dEM sJLwzUIK qUH w tUFL WOUWOzUM tBzUB dO_ bIH YO eKH b bB sLC
bQK WKU uJb UM UL w WKLFL eKH rEF S Vc UMU t uI sJLc qFH WUM uL w UbQ Wd w eKH nKuN w buL sO_ WUu
-
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bO s WIO WI tb s ZM uOML_ q U iF wH bQbQU dL s WOKb WID WUL vK Ub qLF w eKH
UN Vd uNK t{dF b bO s WI uJ tS bb U
YO cJ WOU b_ v WOKb WID dF UL jU U UdS UO u ULF UM w WOzd uL b u bb WO rN s UM b p UM vM wJ uB Wu bF bB s tULXO wzUOLOdN qUH s r WOKLF c YO bb b
w qJA `{u UL dU bQ WOKL
bb b uJ qJA
pU d U u v t{dF WU w bb bB q R
bB s bb( WULWUL WdC qzUu s UFLK WOFOD UBL vK UH bFWbL uL r b u bb YO Ub s wLUF UBULO UMM qP s tUL U WO w dOJH s b U WUMB w
WODNL tUL bb WMHK s wQ
bb b u u???????_ s????????O d??????????w???????M dL_ dH_Ue b???????? vK???? UMVd w?? tKb U??????L
(Fe2O
3.nH
2O)bB
q??? ?????? eKH i????FWF??? ??????? sO V???c
UU UNOK oKD bQWKOM eKH r
bb b
U dD
u
bb s WFD
O2
Fe2(aq)
e
(Fe2O3.nH2O)
4Fe2
(aq)
+O2(g)
+(4+2n)H2O
(l) 2Fe
2O
3.nH
2O
(s)
+8H(aq)
rKF q
-
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bb( WMHK
L qPK WUI UUA tM d_ dUMF bQ bb wWI UuJ CO
2 udJ bO wU u uN l sOU qUH
sO UL lML UL Zn2(OH)
2CO
3WbUI sOU Uud s WIO
UC tH sOU WUL vK WID c qLF u uN bbUNL uD b w bb WMHK r
Wd_ ub W WOKLF c qLA bb nOEM VUM bU uK w tF{u p bb bOU
YO s vK d Wb sOU uNB w bb l{u UOU bbU bO oBK sOU s WI p s ZMtHOH sOU UUI WS sHKL bb eON UU
WODN* WUL(
q bb s WFMBL uL WUL w UU b WId wj r Q WIdD c hK _ X WubL VOU_ UeqJ uOOMGL dBM q UUA tM d dBMF pK WUu bb
V c Uu v u bb sb UUA d_ dBMF bQOd sO sO tb
WODNL WUL qJA
uOOMGbFB
r UB WDI
wU pK UO ujN
_ `D
WKu Wd
YK WOCd??????? w??????? Y??????s bb WUL d
bB
jAM dBMF vLWUL w??????????? bL
wCLbFBLWODNLSacrificial anodeUu???????? b W????????OJd_ bLuOOMGL s bU uOK
WOC bUBL UuM
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WODN* WUL( UA
uL WUL w WODNL WUL WId b tO sO UUA rLUAMK pzd bF pUE d r bb s WFMBL
UNUU s eKH
dF Ud qJ vK q WFOD w d bu eKH rEF eKH s bF WOzd WU sO w b UUU
eKH s bF WOzd WU) b
dBMFWUWOzUOLOJ WGOB
bbXOULONFe2O3UMUM dUCuFeS2uOML_XOuAl2O3UdUMOUPbS
sOUbMKZnS
dbBIdOUJSnO2
UNM d bF UNUU s eKH sJLwzUOLOJ e
Mg Na q e qU WUu tUU s dBMF e rtHKJ WK V uJ r udJ b U qCH udJ Al
uN w UNMO bO v WOK_ dBMF WU qu bF p tdudJ b sO WO UFL tBOLWOU d U v
dUMF iF w e qUF
PbO(s)
+C(s)
Pb(s)
+CO(g)
SnO2 (s)
+2C(s) Sn(s)+2CO(g)
ZnO(s)
+C(s) Zn(s) +CO(g)
u??????? uJ r s WOIL WKB ULuL d?????? b????????F rH
WU????u t?????????M dUDLs????????? e?????FL sO????uN
rKF q
-
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WOKL qL Wu WOzUOLO UF WU w bU sF RUH u U Ud sOU s q WU hOL
WIU WOzUOLOJwzUdNJ qOK
UNUU s dUMF iF w wzUdNJ qOK U buOOK dUMF c s wU_ lU nB w XLKF UL uNBL
uOML_ uOOMGL uuB
qOKU v qB UI Wb uOML_ dBM vK uB sJL
s jOK uNBL w??zU ??d ??N??J??XudJ uOML_ bOWMOL wzUdNJ qOK WOK w
qJAU
qOK WOK w budJ s UD wzUdNJ
U??N??M?? n???U?????? b???????????? e???K???UNOK b YO dLU
WOzUOLOJ WUFLU UNUL sJL w e bQ UH UBWO
2Al2O
3(l)+ 3C
(s)4Al
(l)+ 3CO
2(g)
UC qLF q eKH vK wzUdNJ qOK dBI ZUM UMU WMOF d w UNb q s eKH iF WOIMuL WUM w tb sJL Wd sbF UOKL s tOIM uI pc tKOu W iOH vK qLF VzuA WOzUdNJUOKL s ZM c sOU bO u UL wzUdNJ qOK WIdDqOK WId b YO Ud dJ s Vzu vK hOL
UNM sOU WOIM w wzUdNJ
uOML wzUdNJ qOK WOK qJA
uOML_ d????????BM YU?????? d???????BMF d??????FdAI w UuO d_sO_ b???????F WO{_
uJOKOU???????????LUF U???????????Ud w Paul Heroultw?????? Ch a r l e s Ha l l b??????????L U?????????????ud??????C b???????? W?????OJd_qOK WIdD uOML_r??????????? w?????? w?????????zUdNJ U ?? ?? ?? ? UNF{WIdD c?????????? XOL
ULNO WUNB W mK (Al2O3) UMOuUNB W mK ULMOXO????????????????u j????????????OK
XudJ
YK WOCWOKL??? w????????? Y??????s???????? XO??u W??????????OIMvK u????BK VzuAw (A l
2O
3) UM????Ou
d???????????????U WUFL vL????????(Bayer process)
UIMK WOCuOML_ lOMB Ub dF (Recycling)t?? s?????? UUBwzUdNJ qOK WIdD
rKF q
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pOdJ iL uK w ZnOsOU bO WS WOKLF c rWO WUFL V
H
2SO
4
ZnO(s)
+2H(aq)
+SO4
2
(aq)Zn
2
(aq)+SO
4
2
(aq)+ H
2O
(l)
dUMF Uu UJ qO uKL v sOU u UCUBQ UNKOL sJL wzUdN qOK WOKL d r dJ q UUA q_
WOU UH
jNL vK 2Zn2
(aq) +4e 2Zn(s)
bFBL vK 2H2O
(l) O2(g)+4H (aq) +4e
dOOG SO42
(aq) SO42
(aq)
WIU qUH UB_ WOUB WUFL V R
WOzUCH UdLK WKU( auB u
s WOzUCH UdLK WKU auB w bL uu bQbF
u b bu e bQ UH vK WOKLF UIOD dUNM dc uu c s WHK
WKU auB w uu sObON U bsObON U WOU WOL uu sObON U d YO WOzUCH UdLK
WO WOzUOLOJ WUFL V WKzU WU UM sO_ s
2H2(g)
+O
2(g)
2H2O
(g)
+
WUoU qUH w eL qUF bRL qUF b R
NH4ClO
4uOu_ uKdO s jOK b VKB uu
w jOK l{u YO auB w uu uOML_ uqUH b YO fOzd e wU vK sbUL sOdL
sO_ W?????????????K Wb????L sObONwu b????I UB w
s
sOU WU
rKF q
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V UB l vK bU WMU UUM WOzUdN dAWO WOzUOLOJ WUFL
4NH4ClO
4(s) 2N2(g) +4HCl(g) +6H2O(g)+5O2(g)
u l uOu_ uKdO pJH s ZUM sO_ qUHWO WOzUOLOJ WUFL V WKzU WU UM uOML_ bO U uOML_
4Al(s)
+3O2(g) 2Al2O3(g)
uu N2H
3CH
3sbO qOO U (N
2H
4)sbON b
WO WOzUOLOJ WUFL VN2O4uu bQ YO auB w
4N2H3CH3(l)+5N2O4(l) 4CO2(g)+12H2O(g)+9N2(g)
sbOqOO U w udJ bQ