Match the following compounds (Column-I) with their uses (Column-II) S. No. Column-I S.No. Column-II (I) Ca OH 2 (A) casts of statues (II) NaCl (B) white wash (III) CaSO 4 · 1 2 H 2 O (C) antacid (IV) CaCO 3 (D) washing soda preparation

Question

Match the following compounds (Column-I) with their uses (Column-II) S. No. Column-I S.No. Column-II (I) Ca OH 2 (A) casts of statues (II) NaCl (B) white wash (III) CaSO 4 · 1 2 H 2 O (C) antacid (IV) CaCO 3 (D) washing soda preparation, (I)-(D), (II)-(A), (III)-(C), (IV)-(B), (I)-(B), (II)-(D), (III)-(A), (IV)-(C), (I)-(B), (II)-(C), (III)-(D), (IV)-(A), (I)-(D), (II)-(C), (III)-(B), (IV)-(A)

MARKS App · Accepted Answer

(i) Ca OH 2 is used in white wash. (ii) Plaster of paris is used in making of molds for plaster statues. (iii) NaCl is used in preparation of washing soda. (iv) A suspension of Mg OH 2 in water is used in medicine as an antacid under name of milk of magnesia.

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S. No.	Column-I	S.No.	Column-II
(I)	$Ca {(OH)}_{2}$	(A)	casts of statues
(II)	$NaCl$	(B)	white wash
(III)	${CaSO}_{4} \cdot \frac{1}{2} H_{2} O$	(C)	antacid
(IV)	${CaCO}_{3}$	(D)	washing soda preparation