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Standard XII
Chemistry
Structural and Physical Properties of Carbonyls
When ethyl al...
Question
When ethyl alcohol and KI react in presence of
N
a
2
C
O
3
, yellow crystals of .... are formed.
A
C
H
I
3
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B
C
H
3
I
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C
C
H
2
I
3
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D
C
2
H
5
I
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Solution
The correct option is
B
C
H
I
3
C
2
H
5
−
O
H
E
t
h
y
l
A
l
c
o
h
o
l
+
K
I
N
a
2
C
O
3
−
−−−−
→
C
H
I
3
Y
e
l
l
o
w
C
r
y
s
t
a
l
s
This reaction is called Iodoform reaction, ethyl alcohol first convert into ethanol which upon further oxidation gives yellow crystals of
C
H
I
3
.
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