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For the given cell, Mg|Mg^(2+)||Cu^(2+)|...

For the given cell, `Mg|Mg^(2+)||Cu^(2+)|Cu`
(a)Mg is cathode
(b)Cu is cathode
(c)The cell reaction is `Mg+Cu^(2+)rarrMg^(2+)+Cu`
(d)`Cu is the oxidising agent

A

Mg is cathode

B

Cu is cathode

C

The cell reaction is `Mg+Cu^(2+) to Mg^(2+)+Cu`

D

Cu is the oxidising agent

Text Solution

Verified by Experts

The correct Answer is:
B
The cell reaction is `Mg + Cu^(2+) to Mg^(2+) + Cu`
Left side of the cell represent oxidation half-cell and right side represent reduction half-cell.
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ICSE-ELECTROLYSIS-Multiple choice Questions
  1. Identify the weak electrolyte from the following :

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  2. Which of the following is true in case of electrolytic refining ?

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  3. Which of the following statements is FALSE ?

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  4. Element X is extracted by the electrolysis of a molten compound of ele...

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  5. A solid deposit of element R is formed at the cathode when an aqueous ...

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  6. Which statement best explains the generation of electrical energy in a...

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  7. Conductivity of an electrolytic solution depends on :

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  8. The cathode production of the electrolysis of zinc iodide is :

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  9. Electrolysis of pure ionic molten compounds metal is formed at :

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  10. The electrolyte used for electroplating an article with silver is :

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  11. the chemical change that occurs at this electrode is called .

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  12. For the given cell, Mg|Mg^(2+)||Cu^(2+)|Cu (a)Mg is cathode (b)Cu i...

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  13. The half-reaction that occurs at the anode during the electrolysis of ...

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  14. Which compound releases bromide gas at anode ?

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  15. Which of these will act as a non-electrolyte?

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  16. When fused lead bromide is electrolysed we observe: [A]a silver grey d...

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  17. Water is decomposed into hydrogen and oxygen by means of an electric c...

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  18. On heating one end of a piece of a metal , the other end becomes hot b...

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  19. The current flow through electrolyte is due to the movement of:

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  20. The particles present in strong electrolytes are

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