Physics
Grade-7
Easy
Question
Which of the following is correct for electroplating a metal X with copper through electrolysis?
- Copper-cathode
- Metal X-anode
- Copper sulfate solution as an electrolyte
- All the above
Hint:
Copper sulfate has copper ions which are metals used in electroplating.
The correct answer is: Copper sulfate solution as an electrolyte
- The electrolyte has ions that carry and conduct the charge.
- The copper sulfate solution has copper ions that are good conductors.
- Copper is used to doing electroplating.
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