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Question
Disproportionation is a reaction in which a substance is both oxidized and reduced in the reaction. Which is a disproportionation reaction?
A) ClO3-(aq) + 3 Cu(s) + 6 H+(aq) -> Cl-(aq) + 3 Cu2+(aq) + 3 H2O(l)
B) ClO-(aq) + Pb(OH)4-(aq) -> Cl-(aq) + PbO2(s) + H2O(l) + 2 OH-(aq)
C) 6 Cl-(aq) + Cr2O72-(aq) + 14 H+(aq) -> 3 Cl2(g) + 2 Cr3+(aq) + 7 H2O(l)
D) Cl2(g) + 2 OH-(aq) -> Cl-(aq) + ClO-(aq) + H2O(l)
Answer
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