Penyepuhan Logam
Transcript of Penyepuhan Logam
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PENYEPUHAN LOGAMPENYEPUHAN LOGAM KELAS XII / SEMESTER 1KELAS XII / SEMESTER 1
PENYEPUHAN BESI
PENYEPUHAN TEMBAGA
LATIHAN SOAL
KONSEP TEORITIS
KURIKULUM
ACCU
( - ) ( + )
EMAS TEMBAGA
Aucl3(aq)
KELUAR
BY I GEDE NGURAH DHARMA SETYAWAN, S.Pd
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STANDAR KOMPETENSI :
Memahami reaksi oksidasi reduksi dan sel elektrokimia,
KOMPETENSI DASAR :
serta penerapannya dalam teknologi dan kehidupan sehari-hari.
Mengamati reaksi redoks dalam sel elektrolisis dan menerapkan hukum faraday.
MENU
INDIKATOR :
Menuliskan reaksi elektrolisis pada penyepuhan dan pemurnian suatu logam.
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Emas Tembaga
KLIK ON
ANODA KATODA
( + )( - )
ON
Larutan AuCl3
ACCU
PENYEPUHAN LOGAM TEMBAGAPENYEPUHAN LOGAM TEMBAGA
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Emas Tembaga
Klik LingkaranKlik Lingkaran
ANODA KATODA
( + )
ACCU
OFF
Cl-
Cl-
Au3+
Au3+
Cl-
Cl-
Cl- Cl-
( - ) KLIK OFF
PENYEPUHAN LOGAM TEMBAGAPENYEPUHAN LOGAM TEMBAGA
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ANODA EMAS
ion Au 3+
Elektron
Keterangan :
Atom Au
ion Cl -
Kembali
Emas ( Anoda ) : Au(s) Au3+(Aq) + 3e ( oksidasi )
REAKSI :
ANODA ( REAKSI OKSIDASI )ANODA ( REAKSI OKSIDASI )
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KATODA TEMBAGA
ion Au 3+
Elektron
Keterangan :
Atom Au
ion Cl -
Kembali
Tembaga ( Katoda ) : Au(s) ( Reduksi )Au3+(Aq) + 3e
REAKSI :
KATODA ( REAKSI REDUKSI )KATODA ( REAKSI REDUKSI )
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( + )( - )
Larutan AuCl3
ACCU
MENU
OFF
EmasTembaga
ANODAKATODA
HASIL PENYEPUHAN TEMBAGAHASIL PENYEPUHAN TEMBAGA
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KLIK ON( + )( - )
ON
ACCU
Emas TembagaANODA KATODA
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