1.

Chromium (Z = 24) has electronic configuration :(a) [Ar]4dA 4s2(b) [Ar] 4d5 451 (c) [Ar] 3d5 3s1 (d) [Ar] 3d5 4s1

Answer»

Option : (d) [Ar] 3d5 4s1

(d)  [Ar]3d⁵4s¹




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