Match list-I with list-II : (a) Be

Question

Match list-I with list-II :

List-I	List-II
(a) Be	(i) Treatment of cancer
(b) Mg	(ii) Extraction of metals
(c) Ca	(iii) Incendiary bombs and signals
(d) Ra	(iv) Windows of X-ray tubes
	(v) Bearings for motor engines.

Choose the most appropriate answer the option given below :

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

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

(3) a-iii, b-iv, c-v, d-ii

(4) a-iii, b-iv, c-ii, d-v

Answer 1

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

(a) Be → it is used in the Windows of X-ray tubes

(b) Mg → it is used in the Incendiary bombs and signals

(c) Ca → it is used in the Extraction of metals

(d) Ra → it is used in the Treatment of cancer