Chemistry · Periodic Classification
Arrange the following elements of Group 1 in the decreasing order of their atomic radii (atomic numbers are given in parentheses): Li (3), K (19), Cs (55), Na (11), Rb (37)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Cs > Rb > Li > K > Na
- 2Cs > Rb > K > Na > Li✓
- 3Cs > Rb > Na > K > Li
- 4Cs > Rb > K > Li > Na
Correct answer
Cs > Rb > K > Na > Li
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