Question 1.1
A solution of a substance ‘X’ is used for white washing.
(i) Name the substance ‘X’ and write its formula.

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Solution

The substance ‘X’ is calcium oxide. Its chemical formula is $C a O$ .

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A solution of a substance ‘X’ is used for white washing.

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Q. Question 1.2

A solution of a substance ‘X’ is used for white washing.

Write the reaction of the substance ‘X’ named above with water.

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Write the reaction of the substance 'X' named in given with water.

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Question 1.1 A solution of a substance ‘X’ is used for white washing. (i) Name the substance ‘X’ and write its formula.

The substance ‘X’ is calcium oxide. Its chemical formula is CaO.

Question 1.1
A solution of a substance ‘X’ is used for white washing.
(i) Name the substance ‘X’ and write its formula.

The substance ‘X’ is calcium oxide. Its chemical formula is $C a O$ .