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During electrolysis of a solution of AgN...

During electrolysis of a solution of `AgNO_(3)` , 9650 coulombs of charge pass through the electroplating bath, the mass of silver deposited on the cathode will be

A

1.08g

B

10.8g

C

21.6g

D

108g

Text Solution

Verified by Experts

The correct Answer is:
B
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A current of 0.965 amp. Is passed through an aqueous solution of AgNO_(3) for 10 minutes during electroysis, Calculate the mass of Ag deposited at the cathode (Atomic weight of Ag=108 ).

A solution of CuSO_(4) is electrolysed for 10 minutes with a current of 1.5 amperes. What is the mass of copper deposited at the cathode ?

Knowledge Check

  • If three faradays of electricity are passed through the solutions of AgNO_3, CuSO_4 and AuCl_3 , the molar ratio of the cations deposited at the cathodes will be

    A
    `1:1:1`
    B
    `1:2:3`
    C
    `3:2:1`
    D
    `6:3:2`

  • When 9.65 C of electricity is passed through a solution of AgNO_(3) (atomic weight of silver 108), the amount of silver deposited is

    A
    10.8mg
    B
    5.4mg
    C
    16.2mg
    D
    21.2mg

  • During the electrolysis of copper sulphate aqueous solution using copper electrode, the reaction taking place at the cathode is

    A
    `Cu to Cu ^(2+(aq) + 2e^(-)`
    B
    `Cu^(2+)(aq) + 2e^(-) to Cu(s)`
    C
    `H^(+)(aq) + e^(-) to1/2 H_(2)(g)`
    D
    `SO_(4)^(2-)(aq) to SO_(3)(g) +1/2 O_(2)(g) + 2e^(-)`

    • Similar Questions

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    A current of 10 amp is passed through molten AlCl_(3) for 96.5 seconds. Calculate the mass of Al deposited at the cathode (At. wt of Al = 27 )

    How much energy is given to each coulomb of charge passing through a 6 V battery?

    Aqueous solution of AgNO_(3) is electrolysed using inert electrodes. At the end of electrolysis

    A current of 0.25 amp is passed through CuSO_(4) solution for 45 minutes. Calculate the mass of copper deposited on the cathode (At.wt of Cu = 63 .)

    Three electrolytic cells A,B,C containing solutions of ZnSO_(4) , AgNO_(3) and CuSO_(4) , respectively are connected in series. A steady current of 1.5 amperes was passed through them until 1.45 g of silver deposited at the cathode of cell B. How long did the current flow? What mass of copper and zinc were deposited?

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