Out of Cu and Ag, which is more active?

One Line Answer

Copper is more active than Ag.

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Chapter 6: Electrolysis - lntext Questions [Page 113]

Chapter 6 Electrolysis
lntext Questions | Q 3. (c) | Page 113

Copy and complete the following table:

	Anode	Electrolyte
Purification of copper

How would you change Cu²⁺ ion to Cu?

State the electrode reaction at the anode during electrolysis of:
Aqueous copper sulphate solution.

Give reason for the following:

For electroplating with silver, silver nitrate is not used as an electrolyte.

The following question relate to the electroplating of an article with silver.
Name the electrode formed by the article which is to be plated.

The following question relate to the electroplating of an article with silver.
What should be the nature of the anode?

What ions must be present in a solution used for electroplating a particular metal?

Which solution is preferred as electrolyte, CuSO₄ or FeSO₄?

Describe what happens to the iron object and the copper rod.

Write two applications of electrolysis in which the anode diminishes in mass.