Question

Assertion: After white washing the walls, a shiny white finish on wall is obtained after two to three days.
Reason: Calcium oxide reacts with carbon dioxide to form calcium hydrogen carbonate which gives the shiny white finish.

(a) Both A and R are true, and R is correct explanation of the assertion.
(b) Both A and R are true, but R is not the correct explanation of the assertion.
(c) A is true, but R is false.
(d) A is false, but R is true.

Answer 1

Answer:

(c) A is true but R is false.

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This is the correct option. Hope it helps ^-^