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Question
Which of the following metals is used in electroplating to make objects appear shining?
Options
Iron
Copper
Chromium
Aluminium
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Solution
Chromium
Explanation:
Chromium is used for electroplating to make objects appear shining because chromium has a shiny appearance and it resists scratches.
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Match the following
| 1. | Anode | a. | Conducting solution |
| 2. | Cathode | b. | Positive terminal |
| 3. | Ions | c. | Negative terminal |
| 4. | Electrolyte | d. | Positively or negatively charged |
Assertion: Parts of cars and bicycles are made iron with chromium coating.
Reason: Chromium does not corrode and resist scratches.
