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Test Index
JEE Main Chemistry Class 12 Co-ordination Compounds Part 1 Questions
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© examsnet.com
Question : 5
Total: 100
The coordination numbers of
C
o
and
A
l
in
[
C
o
(
C
l
)
(
e
n
)
2
]
C
l
and
K
3
[
A
l
(
C
2
O
4
)
3
]
,
respectively, are:
(
e
n
=
ethane- 1,2 -diamine )
[April 12,2019 (II)]
5 and 3
3 and 3
6 and 6
5 and 6
Validate
Solution:
[
C
o
(
e
n
)
2
C
l
]
C
l
C
l
−
- monodentate ligand
en - bidentate ligand
∴
Co-ordination Number of
C
o
=
(
2
×
2
)
+
1
=
5
K
3
[
A
l
(
C
2
O
4
)
3
]
C
2
O
4
2
−
- bidentate ligand
∴
Co-ordination Number of
A
l
=
2
×
3
=
6
© examsnet.com
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