solution of substance ‘X’ is used for white washing.What is the substance ‘X’? State the chemical reaction of ‘X” with water. Also mention the type of reaction.
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Explanation:
the substance whose soln in water we use for white-washing is calcium oxide (lime, choona) so, the substance X is calcium oxide
chem. reactoin with water
Cao +H2o ---------- Ca(OH)2
it is a combination reaction
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