J & K CET Engineering J and K - CET Engineering Solved Paper-2006

  • question_answer
    Which of the following statements (or equation) is correct?

    A)  The units of cell emf are\[\text{V}\text{.c}{{\text{m}}^{-1}}\]

    B)  \[\Delta G=-\frac{nF}{{{E}_{cell}}}\]

    C)  In Galvanic cell, chemical energy is transformed into electrical energy

    D)  Oxidation state of Mn in potassium permanganate is + 6

    Correct Answer: C

    Solution :

     In Galvanic cell the electrical energy is produced from chemical reactions,\[ie,\]  chemical energy is transformed into electrical energy.


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