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Question
Atomic number of Mn is 25 what is the electronic configuration in the ground state________________?
Options:
A .  1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁷
B .  1s² 2s² 2p6 3s² 3p⁶ 4s² 4p⁵
C .  1s² 2s² 2p⁶ 3s² 3p⁵ 3d10
D .  1s² 2s² 2p⁶ 3s² 3p⁶ 4s²3d⁵
Answer: Option D
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
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