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Tardigrade
Question
Chemistry
The test that can be used by two distinguish formaldehyde and acetaldehyde, is
Q. The test that can be used by two distinguish formaldehyde and acetaldehyde, is
1517
223
CMC Medical
CMC Medical 2015
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A
Fehlings reagent
B
Tollens reagent
C
Shifts reagent
D
Iodoform test
Solution:
Formaldehyde and acetaldehyde can be distinguish by iodoform test. i.e.
C
H
3
−
C
∣
∣
O
−
H
I
2
,
N
a
O
H
H
−
C
∣
∣
O
−
O
−
+
I
o
d
o
f
or
m
(
ye
ll
o
w
ppt
)
C
H
I
3