Question

The atomic number of silicon is 14. Its ground state electron configuration is

• A. $1s^2 2s^2 2p^2 2s^4$
• B. $1s^2 2s^2 2p^6 3s^1 3p^3$
• C. $1s^2 2s^2 2P^2 2P^8 3s^2$
• D. $1s^2 2s^2 2p^6 3s^2 3p^2$

Answer 1

Answer: (D)

$1s^2 2s^2 2p^6 3s^2 3p^2$

Answer 2

Answer (d) $1s^2 2s^2 2p^6 3s^2 3p^2$