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JEE Main & Advanced Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Chemical Effect of Current

  • question_answer
    For goldplating on a copper chain, the substance required in the form of solution is

    A)                    Copper sulphate

    B)                    Copper chloride

    C)                    Potassium cyanide     

    D)                    Potassium aurocyanide

    Correct Answer: D

    Solution :


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