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In electrorefining of copper,some gold i...

In electrorefining of copper,some gold is deposited as

A

Cathode

B

Cathode mud

C

Anode mud

D

Electrolyte

Text Solution

Verified by Experts

The correct Answer is:
C
An insoluble substance or mixture that collects at the anode in an electrolytic refining or plating process. Also known as anode slime. In copper refining, this slime contains the precious metals that are recovered from it.
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NARAYNA-D - BLOCK ELEMENTS-EXERCISE-2
  1. Number of electrons transferred in each case when KMnO(4) acts as an o...

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  2. MnO(4)^(-) is of intense pink colour, though Mn is in(+7) oxidation st...

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  3. KMnO(4) dissollution in concentration H(2)SO(4) results in explosion d...

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  4. When K(2)MnO(4) is added in solution of NH(4)Cl then

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  5. K(2)Cr(2)O(7) is preferred to Na(2)Cr(2)O(7) for use in volumetric ana...

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  6. The blue colour produced on adding H2O2 to acidified K2Cr2O7 is due to...

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  7. CrO(3) dissolves in aqueous NaOH to give:

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  8. The n-factor for K(2)Cr(2)O(7) in acidic medium is

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  9. In electrorefining of copper,some gold is deposited as

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  10. Arrange Ce^(3+),La^(3+), Pm^(3) and Yb^(3+) in increasing order of the...

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  11. Horn silver ore dissolves in excess of sodium cyanide solution forming

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  12. Using a Ziegler Natta catalyst the polythene formed is

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  13. An excellent lubricant amongst these is

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  14. The fool's gold is

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  15. A white solid Y, on heating gives off a gas which turns lime water mil...

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  16. If H(2)S gas is passed into a solution of Cu^(2+), Cd^(2+) having exce...

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  17. It is non experimental fact that Cs(2)[CuCl(4)] is orange coloured but...

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  18. The correct regarding CuCl(5)^(-3) compound is

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  19. What will be the hybridisation of Ni(CN)(5)^(-3) ?

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  20. Match the following

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