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Amongst TiF(6)^(2-),CoF(6)^(3-),Cu(2)Cl(...

Amongst `TiF_(6)^(2-),CoF_(6)^(3-),Cu_(2)Cl_(2) and NiCl_(4)^(2-)` (Atomic number Ai = 22, Co = 27, Cu = 29, Ni = 28). The colourless species are

A

`CoF_(6)^(3-) and NiCl_(4)^(2-)`

B

`TiF_(6)^(2-) and CoF_(6)^(3-)`

C

`Cu_(2)Cl_(2) and NiCl_(4)^(2-)`

D

`TiF_(6)^(2-) and Cu_(2)Cl_(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
`TiF_(6)^(2-) and Cu_(2)Cl_(2)` due to absence of unpaired electrons.
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Among TiF_(6)^(2-), CoF_(6)^(3-), Cu_(2)Cl_(2) and NiCl_(4)^(2-) (At. No. Ti = 22, Co = 27, Cu = 29, Ni = 28) , the colourless species are -

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Among TiF_(6)^(2-), CoF_(6)^(3-), Cu_(2)Cl_(2)" and "NiCl_(4)^(2-) the colourless species are :

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