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The reaction M^(2)+2e^(-) to M has stand...

The reaction `M^(2)+2e^(-) to M` has standard potential of `-0.66V` . This means

A

M cannot replace hydrogen from acid

B

M is a reducing agent

C

Both are equally strong

D

The cell between M and `H_(2)` is not possible

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The correct Answer is:
B
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