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प्रश्न
Electroplating of ______ is done on objects like water taps and cycle bell to give them a shiny appearance.
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उत्तर
Electroplating of chromium is done on objects like water taps and cycle bell to give them a shiny appearance.
Explanation:
Because chromium has a shiny appearance, it resists scratches and does not corrode.
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संबंधित प्रश्न
The object to be electroplated is taken as ______ electrode.
Paheli wants to deposit silver on an iron spoon. She took silver nitrate (AgNO3) solution in a beaker and set up a simple circuit for electroplating. Which terminal of the battery should the spoon be connected to? What material should the other electrode be made of?
Why is tin electroplated on iron to make cans used for storing food?
In the circuit given as figure, Boojho observed that copper is deposited on the electrode connected to the negative terminal of the battery. Paheli tried to repeat the same experiment. But she could find only one copper plate. Therefore, she took a carbon rod as negative electrode. Will copper still be deposited on the carbon rod? Explain your answer.
A chemical reaction happens when electricity passes through various conducting liquids.
______ is used in the extraction and purification of metals.
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 |
Name the process which shows the chemical effect of electric current?
State some advantages of electroplating.
What are anodes and cathodes?
