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Solution


Q.

Which of the following is not correct            [2024]
1 ∆G is zero for a reversible reaction.  
2 ∆G is negative for a spontaneous reaction.  
3 ∆G is positive for a spontaneous reaction.  
4 ∆G is positive for a non-spontaneous reaction.  

Ans.

(3)           

                  ∆G=0⇒reaction at equilibrium

                  ∆G>0⇒non spontaneous reaction

                  ∆G<0⇒spontaneous reaction