What is the general electronic configuration for 2nd row transition series?

Chemistry · NEET · NTA Exams — d- and f- Block Elements

1. [Ne] 3d^{1 - 10}, 4s²
2. [Ar] 3d^{1 - 10}, 4s^{1 - 2}
3. [Kr] 4d^{1 - 10}, 5s^{1 - 2}
4. [Xe] 5d^{1 -10}, 5s^{1 - 2}

Answer

(C) [Kr] 4d 1 - 10 , 5s 1 - 2

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