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Byju's Answer
Standard XII
Chemistry
VBT vs CFT - Octahedral Complexes
Select outer ...
Question
Select outer
d
-complexes :
I :
[
F
e
(
C
N
)
6
]
3
−
II :
[
F
e
(
H
2
O
)
6
]
3
+
III :
[
C
o
F
5
]
3
−
A
II, III
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B
I, II
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C
I, III
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D
I, II, III
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Solution
The correct option is
A
II, III
Weak field ligands form outer d complexes. Flouride and water are weak field ligands.
II.
[
F
e
(
H
2
O
)
6
]
3
+
III.
[
C
o
F
5
]
3
−
Hence option A is correct.
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Similar questions
Q.
Select outer d-complexes among the following
I.
[
F
e
(
C
N
)
6
]
3
−
II.
[
F
e
(
H
2
O
)
6
]
3
+
III.
[
C
O
F
6
]
3
−
Choose the correct option.
Q.
If
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I
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I
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I
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and
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solve the following :
I
I
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I
I
+
I
I
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?
Q.
Make the correct match
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B
C
D
E
III
II
IV
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I
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Q.
Arrange the following in order of decreasing number of unpaired electrons :
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:
[
F
e
(
H
2
O
)
6
]
2
+
I
I
:
[
F
e
(
C
N
)
6
]
3
−
I
I
I
:
[
F
e
(
C
N
)
6
]
4
−
I
V
:
[
F
e
(
H
2
O
)
6
]
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Q.
Identify the rate of reaction of given compounds in
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VBT vs CFT - Octahedral Complexes
Standard XII Chemistry
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