Tardigrade
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Tardigrade
Question
Chemistry
When potassium ferrocyanide crystals are heated with concentrated sulphuric acid, the gas evolved as
Q. When potassium ferrocyanide crystals are heated with concentrated sulphuric acid, the gas evolved as
2322
242
Coordination Compounds
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A
carbon monoxide
40%
B
sulphur dioxide
47%
C
ammonia
0%
D
carbon dioxide
13%
Solution:
K
4
[
F
e
(
CN
)
6
]
+
6
H
2
S
O
4
+
6
H
2
O
→
2
K
2
S
O
4
+
F
e
S
O
4
+
3
(
N
H
4
)
2
S
O
4
+
6
CO