reaksi pfk
1
Hidrogen Peroksida H 2 O 2 + 2H + + 2e 2H 2 O 2H 2 O 4H + + 4e + 0 2 H 2 O 2H + + 2e + 0 n= molO moloksidan = 1 1 =1 Kalium Permanganat KMnO 4 K + + MnO 4 - MnO 4 - + 8H + + 5e Mn 2+ + 4H 2 O 4H 2 O 8H + + 8e + 4O n= molO moloksidan = 4 1 =4 Kalium Dikromat K 2 Cr 2 O 7 2K + + Cr 2 O 7 2- Cr 2 O 7 2- + 14H + + 6e 2Cr 3+ + 7H 2 O 7H 2 O 14H + + 14e + 7O n= molO moloksidan = 7 1 =7
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reaksi pfk
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Hidrogen Peroksida
H2O2 + 2H+ + 2e 2H2O
2H2O 4H+ + 4e + 02
H2O 2H+ + 2e + 0
n= molOmoloksidan
=11=1
Kalium Permanganat
KMnO4 K+ + MnO4-
MnO4- + 8H+ + 5e Mn2+ + 4H2O
4H2O 8H+ + 8e + 4O
n= molOmoloksidan
=41=4
Kalium Dikromat
K2Cr2O7 2K+ + Cr2O72-
Cr2O72- + 14H+ + 6e 2Cr3+ + 7H2O
7H2O 14H+ + 14e + 7O
n= molOmoloksidan
=71=7