state gov Haryana Police Constable Mock Test 2024 General Science Chemistry Classification of Elements and Periodicity in Properties
Arrange the following element of group I in the decreasing order of their atomic radii. Atomic numbers are given in parentheses.
Li (3), K (19), Cs (55), Na (11), Rb (37)
1
Cs > Rb > K > Li > Na
2
Cs > Rb > Na > K > Li
3
Cs > Rb > K > Na > Li
4
Cs > Rb > Li > K > Na
5
Not Attempted