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Tardigrade
Question
Chemistry
Which of the following compound give yellow precipitate with I2 and NaOH ?
Q. Which of the following compound give yellow precipitate with
I
2
and
N
a
O
H
?
2698
231
Alcohols Phenols and Ethers
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A
C
H
3
C
H
2
O
H
29%
B
C
H
3
C
H
2
C
H
2
O
H
23%
C
C
2
H
5
O
C
2
H
5
26%
D
C
H
3
O
H
22%
Solution:
Ethyl alcohol gives positive iodoform test (i.e. yellow ppt. with
I
2
and
N
a
O
H
)
C
H
3
C
H
2
O
H
+
4
I
2
+
6
N
a
O
H
→
yellow ppt.
C
H
I
3
+
5
N
a
I
+
C
H
3
COON
a
+
3
H
2
O