Redox Reactions And Electrochemistry Ques 635

Question: Among the following cells:

(I) Leclanche cell (II) Nickel-Cadmium cell (III) Lead storage battery (IV) Mercury cell primary cells are

Options:

A) I and II

B) I and III

C) II and III

D) I and IV

Show Answer

Answer:

Correct Answer: D

Solution:

[d] Primary cells are those cells, in which the reaction occurs only once and after use over a period of time, it becomes dead and cannot be reused again, e.g., Leclanche cell and mercury cell.



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