Among Li, Be, B and C (period 2), the element with the smallest atomic radius is
A. Li
B. Be
C. B
D. C
1 answer
Best answer
Answer: D. C
Across a period, the nuclear charge increases while electrons enter the same shell, so atomic radius decreases. Carbon is the smallest.
Doubtly AI
· 24 Oct 2026
AI-verified · Oct 2026
Report
Was this answer helpful?
Thanks for the feedback.
Sign up free to save answers and ask your own doubts
Your answer
Log in or create a free account to answer this question.