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The metal which cannot be obtained by el...

The metal which cannot be obtained by electrolysis of aqueous solution of its salts is

A

Ag

B

Zn

C

Cu

D

Al

Text Solution

Verified by Experts

The correct Answer is:
D
Al cannot be obtained by the electrolysis of aqueous solution of its salt.
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DINESH PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-REVISION QUESTIONS FROM COMPETITIVE EXAMS.
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  2. Sulphide ores are generally concentrated by

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  3. The metal which cannot be obtained by electrolysis of aqueous solution...

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  4. The least stable oxide at room temperature is

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  5. What is insoluble in water ?

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  6. Which of the following is magnetite ?

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  7. Refractory materials are generally used in furnaces because

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  8. Which of the following is an ore of aluminium ?

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  9. The method of zone relining of metal is based on the principle of AIFM...

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  10. Process of heating ore is air to remove sulphur is:

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  11. The formula of azurite is :

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  12. Heating of ore in presence of air to remove sulphure impurities is cal...

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  13. Vapour phase refining of nickel is carried out using

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  14. Thomas slag is

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  15. In Mc-Arthur Forrest method silver is extracted from the solution of N...

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  16. During the extraction of iron, slag produced is

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  17. Silver containing lead as an impurity is not purified by

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  18. Out of the following matals that cannot be obtained by electrolysis of...

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  19. In the froth floatation process for the facilitation of ores the ore ...

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  20. Mond's process is used for

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