Question

Icauuu
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4. A solution of a substance 'X' is used for white washing-
(a) Name the substance 'X' and write its formula.
(b) Write the reaction of the substance 'X' named in above with water.​

Answer 1

Answer:

calcium (ca)

Explanation:

calcium reacts with vigorously

Answer 2

Explanation:

Ans. i. The substance whose solution is water is used for white washing is calcium oxide. Its formula is CaO.

ii. CaO(s) + H2O(l) Ca(OH)2(aq)