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Which of the following metals cannot be ...

Which of the following metals cannot be obtained by electrolysis /

A

Ag

B

Mg

C

Au

D

Na

Text Solution

Verified by Experts

The correct Answer is:
A, C
`Mg` and `Na` being highly electropositive element react with `H_(2) O` (aqueous medium) and hence cannot be obtained by electrolysis of the aqueous solution of their salts.
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CENGAGE CHEMISTRY ENGLISH-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Multiple Correct)
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  7. Which of the following pairs consists of ore the same metal ?

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  8. Which of the following metal oxides are reduced by self-reduction meth...

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  9. Disadvantages of using carbon as a reducing agent :

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  14. For the pyrometallurgical method used for the extraction of copper fro...

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  17. Select the correct statements for Ellingham diagram.

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