Question
The element having the electronic configuration $1{s^2},$ $2{s^2}\,2{p^6},\,3{s^2}\,3{p^1}$ is
✓
Answer
b
$(b)$ A representative element as last ${e^ - }$enters $p$-orbital.
$(b)$ A representative element as last ${e^ - }$enters $p$-orbital.
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