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During electrolysis of aqueous solution ...

During electrolysis of aqueous solution of a salt, pH in the space near one of the electrode is increased . which of the following salt solution was electrolysed ?

A

`KCl`

B

`CuCl_(2)`

C

`Cu(NO_(3))_(2)`

D

`CuSO_(4)`

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Knowledge Check

  • Which of the following salts will give basic solution on hydrolysis ?

    A
    `NH_(4)Cl`
    B
    `KCl`
    C
    `K_(2)CO_(3)`
    D
    `(NH_(4))_(2)CO_(3)`
    • AAKASH INSTITUTE ENGLISH-ELECTROCHEMISTRY -Assignment (SECTION B) Objective Type Questions (One option is correct)
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    2. By how much will the potential of half-cell Cu^(2+)|Cu change if the s...

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    3. The E("cell") of the reaction MnO(4)^(-)+Fe^(+2)+H^(+)rarrMn^(2+)+H(...

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    4. A current of 2.0A passed for 5 hours through a molten metal salt depos...

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    5. Some indian scientists tried to use a metal x for electroplating iron ...

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    6. The equilibrium constant for the reaction Sr(s)+Mg^(+2)(aq)rarr Sr^(+2...

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    7. 0.5 faraday of electricity was required to deposit all the copper in 5...

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    8. Cu^(+) ion is not stable in aqueous solution because because of dispro...

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    9. 25 gm of a metal is deposited on cathode during the electrolysis of me...

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    10. A well stirred solution of 0.1 M CuSO(4) is electrolysed at 25^(@)C us...

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    11. 50 ML of a buffer of 1 M NH(3) and 1 M NH(4)^(+) are placed in two vol...

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    12. The specific conductance of saturated solution os silver chloride is k...

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    13. The limiting equivalent conductivity of NaCl, KCl and KBr are 126.5,1...

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    14. The equivalent conductances of CH(3)COONa, HCI "and" NaCI at infinit e...

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    15. E^(@)(Na^(+)//Na)=-2.71V E^(@)(Mg^(+2)//Mg)=-2.37V E^(@)(Fe^(+2)//Fe...

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    16. Which of following type of plot would you expect from the titratin of ...

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    17. The standard reduction potential of Cu^(2+)//Cu and Cu^(2+)//Cu^(+) ar...

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    18. What is DeltaG^(@) for the following reaction Cu^(+2)(aq)+2Ag(s)rarr...

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    19. For the half cell At pH = 3 electrode potential is

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    20. Rate of corrosion I maximum when

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