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Tardigrade
Question
Chemistry
Compound that is both paramagnetic and coloured is
Q. Compound that is both paramagnetic and coloured is
1742
196
NTA Abhyas
NTA Abhyas 2020
The d-and f-Block Elements
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A
K
2
Cr
2
O
7
18%
B
(NH
4
)
2
[TiCl
6
]
11%
C
VOSO
4
61%
D
K
3
[Cu(CN)
4
]
10%
Solution:
K
2
Cr
2
O
7
contains Cr
+6
(3d
0
) which is diamagnetic but coloured due to charge transfer spectra.
(NH
4
)
2
[TiCl
6
] contains Ti
4+
(3d
0
), which is diamagnetic and colourless.
VOSO
4
contains V
4+
(3d
1
), which is paramagnetic and coloured.
K
3
[Cu(CN)
4
] contains Cu
+
(3d
10
), which is diamagnetic and colourless.