The valence electrons of \(_{12}Mg\) are in the
-
3s orbital
- 2p\(_{x}\)
- 2s orbital
- 1s orbital
The correct answer is: A
Explanation
\(_{12}Mg = 2, 8, 2\)
\(= 1s^{2} 2s^{2} 2p^{6} 3s^{2}\)