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प्रश्न
One of the most common applications of chemical effect of electric current is ______.
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उत्तर
One of the most common applications of chemical effect of electric current is electroplating.
Explanation:
It is the process of depositing a layer of any desired metal on another material by means of electricity.
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संबंधित प्रश्न
Prepare a list of objects around you that are electroplated.
The process that you saw in the image is used for the purification of copper. A thin plate of pure copper and a thick rod of impure copper are used as electrodes. Copper from impure rod is sought to be transferred to the thin copper plate. Which electrode should be attached to the positive terminal of the battery and why?
In an electrolyte the current is due to the flow of ______.
An electric current can produce
When electric current is passed through a conducting solution, there is a change of colour of the solution. This indicates
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.
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.
