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Chemistry
Chemistry
Problem
There are four complexes of Ni. Select the complex(es) which will be attracted by magnetic field : (I)
[
Ni
(
CN
)
4
]
2
−
[\text{Ni}(\text{CN})_4]^{2-}
[
Ni
(
CN
)
4
]
2
−
(II)
[
NiCl
4
]
2
−
[\text{NiCl}_4]^{2-}
[
NiCl
4
]
2
−
(III)
Ni
(
CO
)
4
\text{Ni}(\text{CO})_4
Ni
(
CO
)
4
(IV)
[
Ni
(
H
2
O
)
6
]
2
+
[\text{Ni}(\text{H}_2\text{O})_6]^{2+}
[
Ni
(
H
2
O
)
6
]
2
+
a. I only b. IV only c. II, III and IV d. II and IV
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