Q.
The surface tension of which of the following liquid is maximum ?
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a
C2H5OH
b
CH3OH
c
H2O
d
C6H6
answer is C.
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Detailed Solution
Surface tension of H2O is maximum due to maximum hydrogen bonding in comparison to C2H5OH, CH3OH, H2, and C6H6. The order of H-bonding is H2O > CH3OH > C2H5OH(Benzene does not form H-bond)
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