Question

Give the complete electron configuration for these elements: a. Sg b. Tb c. As

Answer 1

a. Sg

Chemical name: Seaborgium

Electronic configuration $[Rn] \: 5f^{14} \: 6d^4 \: 7s^2$

or

$1s^2 \: 2s^2 \: 2p^6 \: 3s^2 \: 3p^6 \: 3d ^{10} \: 4s^2 \: 4p^6 \:4d^{10} \: 5s^2 \: 5p^6 \: 4f^{14} \: 5d^{10} \: 6s^2 \: 6p^6 \: 5f^{14} \: 6d^4 \: 7s^2$

b. Tb

Chemical name : Terbium

Electronic configuration:

$[Xe] \: 4f^9 \: 6s^2$

or

$1s^2 \: 2s^2 \: 2p^6 \: 3s^2 \: 3p^6 \: 3d ^{10} \: 4s^2 \: 4p^6 \:4d^{10} \: 5s^2 \: 5p^6 \: 4f^9 \: 6s^2$

c. As

Chemical name : Arsenic

Electronic configuration $[Ar] \: 3d ^{10} \: 4s^2 \: 4p^3$

or

$1s^2 \: 2s^2 \: 2p^6 \: 3s^2 \: 3p^6 \: 3d ^{10} \: 4s^2 \: 4p^3$