S Block Elements Question 18

Question 18 - 01 February - Shift 2

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A) : Gypsum is used for making fireproof wall boards.
Reason (R) : Gypsum is unstable at high temperatures.
In the light of the above statements, choose the correct answer from the options given below :

(1) Both (A) and (R) are correct but (R) is not the correct explanation of $\mathbf{( A )}$.

(2) (A) is correct but (R) is not correct.

(3) (A) is not correct but (R) is correct.

(4) Both (A) and (R) are correct and (R) is the correct explanation of $\mathbf{( A )}$.

Show Answer

Answer: (1)

Solution:

Formula: Gypsum uses

(Gypsum is used for making fireproof wall boards