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Question
Which solution is preferred as electrolyte, CuSO4 or FeSO4?
Solution
CuSO4 is preferred as an electrolyte.
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RELATED QUESTIONS
Identify the substance underlined, in the following case
The electrolyte used for electroplating an article with silver.
State one relevant observation for the following:
At the anode when aqueous copper sulphate solution is electrolysed using copper electrodes.
Copy and complete the following table:
| Anode | Electrolyte | |
| Purification of copper |
Give one word or phrase for the following:
Electrolytic deposition of a superior metal on a baser metal.
An electrolytic cell is set up using two platinum electrodes and an aqueous solution of copper (II) sulphate,
(a)draw a labelled diagram of the electrolytic cell,
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(c)Name the ions migrating towards the anode,
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(f)Write the reaction at the cathode,
(g)Write the reaction at the anode,
(h)Name the spectator ion in the solution.
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The blue colour of aqueous copper sulphate fades when it is electrolysed using platinum electrodes.
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For electroplating with silver, silver nitrate is not used as an electrolyte.
How is impure copper purified by electrolysis ? Explain.
The following question relate to the electroplating of an article with silver.
Name the electrode formed by the article which is to be plated.
Copy and complete the following table :
| Anode | Electrolyte | |
| Purification of copper |
