11th Class Chemistry The s-Block Elements / s-ब्लॉक के तत्व

78)
Match the compounds given in column I with their uses mentioned in column II.

Column I Column II

(i) \[CaC{{O}_{3}}\] (a) Dentistry ornamental work

(ii) \[Ca{{(OH)}_{2}}\] (b) Manufacture of caustic soda

(iii) \[CaO\] (c) Used in paints and distempers

(iv) \[2CaS{{O}_{4}}\cdot {{H}_{2}}O\] (d) Used in white washing

Answer:

(i-c) (ii-d) (iii-b) (iv-a)

	Column I		Column II
(i)	\[CaC{{O}_{3}}\]	(a)	Dentistry ornamental work
(ii)	\[Ca{{(OH)}_{2}}\]	(b)	Manufacture of caustic soda
(iii)	\[CaO\]	(c)	Used in paints and distempers
(iv)	\[2CaS{{O}_{4}}\cdot {{H}_{2}}O\]	(d)	Used in white washing