2nd October 2019

ncerthelp
13

What chemical is used for white washing?

Answer: (i)The substance 'X' which is used in white washing is calcium oxide or quick lime and its formula is CaO.

What is whitewashing walls?

Whitewashing is the process of covering a wall with a very thin coat of thin plaster made with water, lime and other ingredients. Whitewashing is used to color fences, wood, and most commonly, walls.
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