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12th Class Chemistry Electrochemistry / विद्युत् रसायन Question Bank 12th CBSE Chemistry Electrochemistry

  • question_answer
    Copper has positive electrode potential hence it cannot be oxidised by H+ ion then how it is oxidised by nitric acid. Or Cu does not dissolve in  but dissolves in Why?

    Answer:

    Copper has positive electrode potential  hence it cannot be oxidised by  ion. However Cu is oxidised in nitric acid by nitrate  ion not by  ion. This is why Cu dissolves in HNOs but not in


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