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The process of electroplating involves:

Option: 1

Coating an object with a layer of metal using electrolysis.


Option: 2

Removing impurities from a metal using electrolysis.


Option: 3

Extracting a metal from its ore using electrolysis.


Option: 4

Generating electricity from metal using electrolysis.


Answers (1)

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Electroplating is a process that involves coating an object with a layer of metal using electrolysis. It is a technique commonly used to enhance the appearance, corrosion resistance, and durability of objects.

In the electroplating process, the object to be plated is made the cathode (negative electrode) in an electrolytic cell. A metal salt solution, typically containing the metal ions of the desired coating metal, is used as the electrolyte. The anode (positive electrode) is made of the metal that will provide the metal ions for the coating.

When an electric current is passed through the cell, metal cations from the electrolyte are reduced at the cathode and form a layer of metal on the object's surface. This allows for the deposition of a thin, even layer of metal onto the object, providing various benefits such as improved aesthetics, corrosion resistance, and increased durability.

The process of electroplating relies on electrolysis, where the flow of electric current causes the desired metal ions to be reduced and deposited onto the object. Therefore, the correct answer is that electroplating involves coating an object with a layer of metal using electrolysis.

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Ajit Kumar Dubey

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