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प्रश्न
The process of depositing a layer of any desired metal on another material by means of electricity is called ______.
उत्तर
The process of depositing a layer of any desired metal on another material by means of electricity is called electroplating.
Explanation:
It is one of the most common applications of the chemical effects of electric current. Electroplating is a very useful process. It is widely used in the industry to coat metal objects with a thin layer of a different metal.
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संबंधित प्रश्न
Prepare a list of objects around you that are electroplated.
In an electrolyte the current is due to the flow of ______.
Boojho’s uncle has set up an electroplating factory near his village. He should dispose off, the waste of the factory
Which of the following metals is used in electroplating to make objects appear shining?
Paheli set up an experiment using liquid A in the beaker as shown in the figure. She observed that the bulb glows. Then, she replaced the liquid A by another liquid B. This time the bulb did not glow. Boojho suggested replacing the bulb by an LED. They observed that the LED glows. Explain.
Observe the following circuits carefully. In which circuit will the bulb glow? Write Yes or No in the blank space provided along each of the circuit given in the figure.
|
(a) |
Piece of coal |
______ |
|
(b) |
Iron nail |
______ |
|
(c) |
Eraser |
______ |
|
(d) |
Steel spoon |
______ |
The terminal which is connected to a positive terminal of a battery is called ______.
Assertion: Parts of cars and bicycles are made iron with chromium coating.
Reason: Chromium does not corrode and resist scratches.
Name the process which shows the chemical effect of electric current?
What are anodes and cathodes?
