Electrochemistry Part 1

Section: Chemistry

Question : 49 of 100

Marks: +1, -0

Consider the following reduction processes :
Zn2++2e– → Zn(s); E° = – 0.76 V
Ca2++2e– → Ca(s); E° = – 2.87 V
Mg2++2e– → Mg(s); E° = – 2.36 V
Ni2++2e– → Ni(s); E° = – 0.25 V
The reducing power of the metals increases inthe order :

[10 Jan 2019 Shift 1]

Ca < Zn < Mg < Ni
Ni < Zn < Mg < Ca
Zn < Mg < Ni < Ca
Ca < Mg < Zn < Ni

Validate

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