Give the electronic configurations of : (i) Scandium (At. No. 21), and (ii) Chromium (At. No. 24).

Give the electronic configurations of : (i) Scandium (At. No. 21), and

1.	Give the electronic configurations of : (i) Scandium (At. No. 21), and (ii) Chromium (At. No. 24).
Answer» Solution :(i) `1S^(2) 2s^(2) 2p^(6) 3S^(2) 3p^(6) 3d^(1) 4S^(2)` (II) `1s^(2) 2s^(2) 2p^(6) 3s^(2)3p^(6) 3d^(5) 4s^(1)`