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Describe the state of hybridization, the shape and the magnetic behaviour of the following complexes:

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Describe the state of hybridization, the shape and the magnetic behaviour of the following complexes:

(i) [Cr(H2O)2(C2O4)2]–

(ii) [Co(NH3)2(en)2]3+, (en = ethane-1,2-diamine)​

(At. Nos : Cr = 24, Co = 27)

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(i) [Cr(H2O)2(C2O4)2]–

(a) Hybridization — d2 sp3

(b) Shape — octahedral
(c) Magnetic behaviour — Paramagnetic

(ii) [Co(NH3)2 (en)2]3+

(a) Hybridisation — d2 sp3

(b) Shape — Octahedral

(c) Magnetic behaviour — diamagnetic

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