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How many out of [TiF6]^(2-), [CoF6]^(3-)...

How many out of `[TiF_6]^(2-), [CoF_6]^(3-) , Cu_2Cl_2 and [NiCl_4]^(2-)` are colourless ?
(Ti =22, Co = 27 , Cu = 29 , Ni = 28)

A

0

B

2

C

3

D

1

Text Solution

Verified by Experts

The correct Answer is:
B
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