Chapter - 4 Chemical Effects of Electric Current

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Q
Chemical Effects of Electric Current

Question:

Prepare a list of objects around you that are electroplated.

Answer:

Examples of electroplated objects are as follows:

(1) Chromium plating is done on different parts of cars, buses and water taps etc. to give them a shiny appearance and to resist scratches.

(ii) The artificial ornaments are less expensive metals that electroplate with metals like silver or gold. These ornaments have the appearance of silver or gold but they are much less expensive than silver or gold ornaments. Also, A fine layer of gold is deposited on the silver ornaments and they are called gold-plated ornaments.

(iii) Zinc is deposited on iron to protect it from corrosion in constructing bridges and in automobile industries. 


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