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Tardigrade
Question
Chemistry
A metal compound has the chemical formula K3[Fe (C2 O4)3] . Determine the oxidation number and coordination number, respectively.
Q. A metal compound has the chemical formula
K
3
[
F
e
(
C
2
O
4
)
3
]
. Determine the oxidation number and coordination number, respectively.
166
190
NTA Abhyas
NTA Abhyas 2020
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A
+
2
an
d
3
B
+
3
an
d
3
C
+
3
an
d
6
D
None of these.
Solution:
ln
K
3
[
Fe
(
C
2
O
4
)
3
]
;
Oxidation number of
Fe
=
3
+
x
+
3
(
−
2
)
=
0
x
=
+
3
C
2
O
4
2
−
is a bidentate ligand.
Coordination number of
Fe
=
3
(
2
)
=
6