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Q.

Find out in which option the order of reducing power is correct?ECr2O7-2|Cr+3∘ = 1.33 V ; ECl2|Cl∘ = 1.36 V EMnO4-|Mn+2∘  = 1.51 V  ; ECr+3|Cr∘ = -0.74 V

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a

Cr3+

b

Mn2+

c

Cr3+

d

Mn2+

answer is B.

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Detailed Solution

On moving top to bottom SRP value decreases from positive to negative which will increase the reducing capacity.
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