police AP Police Constable (Pre + Mains) Mock Test 2022 General Science Chemistry Basic Concepts of Chemistry
Consider the following metals :
(a) Platinum
(b) Gold
(c) Copper
(d) Lead
Their correct arrangement in the increasing order of density is:
1
(c), (d), (b), (a)
2
(d), (c), (b), (a)
3
(a), (b), (c), (d)
4
(c), (d), (a), (b)