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Tardigrade
Question
Chemistry
Phenol gives characteristic colouration with
Q. Phenol gives characteristic colouration with
1511
224
NTA Abhyas
NTA Abhyas 2020
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A
Iodine solution
B
Bromine water
C
Neutral
F
e
C
l
3
solution
D
Ammonium hydroxide
Solution:
Phenols give blue or violet colouration with
F
e
C
l
3
solution.
F
e
C
(
l
)
3
+
6
(
C
)
6
(
H
)
5
O
H
→
(
H
)
3
[
F
e
(
(
C
)
6
(
H
)
5
O
)
6
]
+
3
H
C
l