Question

a substance x is used in White washing and is obtained by heating lime stone in absence of air what is x​

Answer 1

CaO

calcium Oxide

is used for white washing and is obtained by heating limestone is absence of air

Answer 2

Answer:

x is Calcium Oxide

Explanation:

This substance is used for white washing and is also known as quick lime or burnt lime. It is obtained by heating lime stone in the absence of air.

CONCLUSION:

The substance refered in the question as "x" is therefore Calcium Oxide

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