Choose the correct answerWhich of the following is the expected config

1.	Choose the correct answerWhich of the following is the expected configuration of Cr (Z = 24)?
Answer» `1s^(2)2S^(2)2P^(6)3s^(2)3p^(6)3d^(4)4s^(2)` `1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(5)4s^(1)` `1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(6)` `1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(5)4s^(3)` Answer :A

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