The configuration $1 \mathrm{~s}^{2} 2 \mathrm{~s} 22 \mathrm{p} 63 \mathrm{~s} 23 \mathrm{p} 1$ is for what element?
A) B
B) $\mathrm{Ne}$
C) $\mathrm{Al}$
D) $\mathrm{Cr}$
E) $\mathrm{F}$

Question

Quizplus · Accepted Answer

The given configuration is $1s^2 2s^2 2p^6 3s^2 3p^1$, which corresponds to the element Aluminum (Al) with atomic number 13, following the order of filling of electron shells.

The Configuration 1 s22 s22p63 s23p11 \mathrm{~s}^{2} 2 \mathrm{~s} 22 \mathrm{p} 63 \mathrm{~s} 23 \mathrm{p} 11 s22 s22p63 s23p1

The Configuration $1 \mathrm{~s}^{2} 2 \mathrm{~s} 22 \mathrm{p} 63 \mathrm{~s} 23 \mathrm{p} 1$