Question

write electronic configuration of atomic number 15,21,25, 36
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Answer 1

The following are the electronic configurations of given atomic numbers respectively:

1. Phosphorus (15) : 2,8,5
2. Scandium (21) : [Ar] 3d¹ 4s²
3. Manganese (25) : [Ar] 3d5 4s2
4. Krypton (36) :[Ar] 3d¹⁰ 4s² 4p⁶