The valency of the element with atomic number 11 is
A. 2
B. 1
C. 3
D. 7
1 answer
Best answer
Answer: B. 1
Configuration 2, 8, 1: one valence electron, so the valency is 1 (sodium).
Doubtly AI
· 24 Oct 2026
AI-verified · Oct 2026
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