12th Class Chemistry Electrochemistry / विद्युत् रसायन

  • question_answer 90)
      Assertion (A) should have a positive value for the cell to function. Reason (R)

    Answer:

                                               (c) Assertion is true but the reason is false. Feasibility of chemical reaction depends on Gibbs free energy which is related to  as                     When value of  is positive then  becomes negative. Hence, reaction becomes feasible. Correct reason is  


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