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JEE Main & Advanced Chemistry Electrochemistry / विद्युत् रसायन Question Bank Cell constant and Electrochemical cells

  • question_answer
    The position of some metals in the electrochemical series in decreasing electropositive character is given as \[Mg>Al>Zn>Cu>Ag.\] What will happen, if a copper spoon is used to stir a solution of aluminium nitrate [NCERT 1977]

    A)                 The spoon will get coated with \[Al\]

    B)                 An alloy of \[Cu\] and \[Al\] is formed

    C)                 The solution becomes blue

    D)                 There is no reaction

    Correct Answer: D

    Solution :

                    The metal placed below in electrochemical series does not react with that metal salt solution which metal is placed above in series.


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