Redox Reactions And Electrochemistry Ques 156

Question: Reduction potential of four elements $ P,Q,R,S $ is $ -,2.90,,+,0.34,,+,1.20 $ and $ -,0.76. $ Reactivity decreases in the order [MP PET 1989; UPSEAT 2001]

Options:

A) $ P>Q>R>S $

B) $ Q>P>R>S $

C) $ R>Q>S>P $

D) $ P>S>Q>R $

Show Answer

Answer:

Correct Answer: D

Solution:

Reducing power i.e. the tendency to lose electrons increases as the reduction potential decreases.



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