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Question
Chemistry
The potassium ferrocyanide solution gives a Prussian blue colour, when added to:
Q. The potassium ferrocyanide solution gives a Prussian blue colour, when added to:
1683
259
JEE Main
JEE Main 2021
Organic Chemistry – Some Basic Principles and Techniques
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A
C
o
C
l
3
1%
B
F
e
C
l
2
33%
C
C
o
C
l
2
7%
D
F
e
C
l
3
59%
Solution:
F
e
C
l
3
+
K
4
[
F
e
(
CN
)
6
]
→
Prussian blue
F
e
4
[
F
e
(
CN
)
6
]
3