The electronic configuration of Pt (atomic number 78) is:

Question

The electronic configuration of Pt (atomic number 78) is: (A) [ Xe ] 4 f 14 5 d 9 6 s 1 (B) [ Kr ] 4 f 14 5 d 10 (C) [ Xe ] 4 f 14 5 d 10 (D) [ Xe ] 4 f 14 5 d 8 6 s 2

Tardigrade Admin · Accepted Answer

78 Pt =[ Xe ] 4 f 44 5 d 9 6 s 1 (Exceptional electronic configuration)

Q. The electronic configuration of $Pt$ (atomic number 78) is:

$[X e] 4 f^{14} 5 d^{9} 6 s^{1}$

$[Kr] 4 f^{14} 5 d^{10}$

$[X e] 4 f^{14} 5 d^{10}$

$[X e] 4 f^{14} 5 d^{8} 6 s^{2}$

$_{78} Pt = [X e] 4 f^{44} 5 d^{9} 6 s^{1}$ (Exceptional electronic configuration)

Q. The electronic configuration of Pt (atomic number 78) is:

[Xe]4f145d96s1

[Kr]4f145d10

[Xe]4f145d10

[Xe]4f145d86s2