Redox Reactions And Electrochemistry Ques 142

Question: The correct order of chemical reactivity with water according to electrochemical series [MP PMT 1991]

Options:

A) K>Mg>Zn>Cu

B) Mg>Zn>Cu>K

C) K>Zn>Mg>Cu

D) Cu>Zn>Mg>K

Show Answer

Answer:

Correct Answer: A

Solution:

The standard reduction potential of K+ , Mg2+,,Zn+2Cu2+ increase in this order.



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