Question

The element P is a liquid non metal,Q is a used in purification of water and R is best conductor
of electricity.Identify P,Q and R respectively.
(a) Mercury, Chlorine,Gold
(b) Bromine,Chlorine,Silver
(c) Mercury,Iodine,Silver
(d) Bromine,Iodine,Copper

Answer 1

Answer:

Explanation:

Col I  Col II  Col III

(A) Bromine  (iii)liquid non-metal  (q)4s  

2

4p  

5

 

(B) Gold  (i) Noble metal  (r)Transition metal

(C) Mercury  (iv)liquid metal  (p)Amalgam

(D) Iodine  (ii)crystalline non-metal  (s)violet

(A)-(iii, q); (B)-(i, r); (C)-(iv, p); (D)-(ii, s)

option A

Answer 2

Answer:

option A is the anser

Explanation:

as the mercury is also known as liquid metal its P, Q is used to purify water in pool so its chlorine, R is best conducter that is gold so answer is A