The properties of elements are given below
Element Property
B Liquid and forms strongest alkali
C Non–metal and shining crystal
D A metal used as catalyst with exceptional electronic configuration
I. The element B is
(A) Cs
(B) Ga
(C) Fr
( D) N
II. The element D is
(A) Pt
(B) Ni
(C) Pd
(d) Mo
III. The element C is
(A) Br
(B) I
(C) Ga
(D) Carbon
(a) 1-A.2-D,3-D
(c) 1-A,2-D,3-A
(d) 1-A,2-C,3-B
