MHT CET Chemistry question

Chemistry Redox Reactions MHT CET

Reducing powers of A, B, C and D are w, x, y and z respectively such that z > y > x > w. The one which will displace all others is

(A)A
(B)B
(C)C
(D)DCorrect

Answer: (D)

Solution

A species with greater reducing power displaces those with lower reducing power from their salts; D (z) has the highest reducing power and so

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Question ID VK-066803