What is the half reaction for the electrolysis of elemental nickel?
A) Ni2+ + 2e− → Ni
B) Ni+ + e− → Ni
C) Ni3++ 3e− →Ni
D) Ni2 + 2e− → 2Ni−
E) 2Ni+ + 2e− → Ni2
Correct Answer:
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