Which of the following half-reactions is an example of an oxidation process? a) Co32- + H2O HCO3 .+ OH --> O b) Zn2+ + CO3²- --> ZNCO3 c) Cl2 + 2C1 + 2e --> O d) Cr2+ Cr3+ + e -->

Fundamentals Of Analytical Chemistry
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Chapter18: Introduction To Electrochemistry
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Which of the following half-reactions is an example of an oxidation process?
a) Co32- + H2O
HCO3 .+ OH
-->
O b) Zn2+ +
CO3²-
--> ZNCO3
c) Cl2 +
2C1
+ 2e -->
O d) Cr2+
Cr3+
+ e
-->
Transcribed Image Text:Which of the following half-reactions is an example of an oxidation process? a) Co32- + H2O HCO3 .+ OH --> O b) Zn2+ + CO3²- --> ZNCO3 c) Cl2 + 2C1 + 2e --> O d) Cr2+ Cr3+ + e -->
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