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Question
Chemistry
The surface tension of which of the following liquid is maximum?
Q. The surface tension of which of the following liquid is maximum?
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CMC Medical
CMC Medical 2012
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A
H
2
O
B
C
6
H
6
C
C
H
3
O
H
D
C
2
H
5
O
H
Solution:
Surface tension of
H
2
O
is maximum due to maximum hydrogen bonding in comparison to
C
6
H
6
,
C
H
3
O
H
,
C
2
H
5
O
H
. The order of H-bonding is
H
2
O
>
C
H
3
O
H
>
C
2
H
2
O
H
(Benzene does not form H-Bond.)