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JEE Main Chemistry Class 12 Co-ordination Compounds Part 2 Questions
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Question : 97
Total: 100
For octahedral
M
n
(
II
)
and tetrahedral Ni(II) complexes, consider the following statements:
(I) both the complexes can be high spin.
(II)
N
i
(
II
)
complex can veryrarely below spin.
(III) with strong field ligands, Mn(II) complexes can be low spin.
(IV) aqueous solution of
M
n
(
II
)
ions is yellow in color.
The correct statements are:
[Sep. 02, 2020 (I)]
(I) and (II) only
(I), (III) and (IV) only
(I), (II) and (III) only
(II), (III) and (IV) only
Validate
Solution:
With weak field ligands Mn(II) will be of high spin and with strong field ligands it will be of low spin. Ni(II) tetrahedral complexes will be generally of high spin due to
s
p
3
hybridisation.
M
n
(
I
I
)
is of light pink colour in aqueous solution.
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