Redox Reactions And Electrochemistry Ques 620
Question: A cell reaction would be spontaneous if the cell potential and $ {\Delta_{r}}G $ are respectively:
Options:
A) positive and negative
B) negative, negative
C) zero, zero
D) positive, zero
Show Answer
Answer:
Correct Answer: A
Solution:
[a] For spontaneous $ {\Delta_{r}}G{}^\circ =-nFE{}^\circ <0 $
$ \therefore E{}^\circ >0 $
