Q. Which metal is used as an electroplated protective coating?

A
Chromium
B
Plutonium
C
Iron
D
Nickel
Solution:

Chrome plating ( chromium plating) is a technique of electroplating a thin layer of chromium onto a metal object. The after product of chrome plating is called chrome. The chromed layer can be decorative, provide corrosion resistance, ease cleaning procedures, or increase surface hardness.

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