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Match species given in Column I with the electronic configuration given in Column II.

Column I Column II

(i) $Cr$ (a) $[Ar]3d^{8}4s^{0}$

(ii) $Fe^{2+}$
(b) $[Ar]3d^{10}4s^{1}$

(iii) $Ni^{2+}$ (c) $[Ar]3d^{6}4s^{0}$

(iv) $Cu$ (d) $[Ar]3d^{5}4s^{1}$

(e) $[Ar]3d^{6}4s^{2}$

Answers (1)

(i) - (d)

(ii) – (c)

(iii) – (a)

(iv) – (b)

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infoexpert22

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