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प्रश्न
The following question relate to the electroplating of an article with silver.
Name the electrode formed by the article which is to be plated.
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उत्तर
The article to be plated must be made Cathode.
APPEARS IN
संबंधित प्रश्न
Name the following :
The process of coating of iron with zinc
State one relevant observation for the following:
At the anode when aqueous copper sulphate solution is electrolysed using copper electrodes.
How would you change Cu2+ ion to Cu?
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,
(b)Name the ions present in the cell,
(c)Name the ions migrating towards the anode,
(d)Name the ions migrating towards the cathode,
(e)Name the ions which will not be discharged at electrodes during electrolysis,
(f)Write the reaction at the cathode,
(g)Write the reaction at the anode,
(h)Name the spectator ion in the solution.
State the electrode reaction at the anode during electrolysis of:
Aqueous copper sulphate solution.
List out the main applications of electrolysis.
The following questions are about electroplating of copper wire with silver.
(a) What ions must be present in the electrolyte?
(b) Of what substance must the anode be made up of?
(c) What will the cathode be made up of?
(d) Write the equation for the reaction which takes place at the cathode.
Copy and complete the following table :
| Anode | Electrolyte | |
| Purification of copper |
Which solution is preferred as electrolyte, CuSO4 or FeSO4?
What ions must be present in a solution used for electroplating a particular metal?
