MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryCoordination compoundsValence Bond Theory
Among the following, the compound that is both paramagnetic and coloured is
A.K2Cr2O7
B.(NH4)2 [TiCl6]
C.CoSO4✓ Correct
D.K3 [Cu(CN)4]
Explanation
In the complex 2+ 7 4 Co(SO ) Co [Ar]3d >> -> Hence, it is paramagnetic and it is red colored complex due to the presence of unpaired electrons. Hence, the correct answer is option (c).
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