Question

If reduction potential of four divalent elements X,Y,Z and W are -1.46V , -0.36V , 0.51V and -1.24 respectively then:

a) X will replace Z from aq.solution
b) Y will replace Z from aq.solution
c) W will replace Z from aq.solution
d) All are correct

Answer 1

(d) is the correct answer.

Reason:Elements which have more negative value of reduction potential can displace/replace less negative reduction potential value.

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