States of Matter - Result Question 50

####51. The surface tension of which of the following liquid is maximum?

(a) C2H5OH

(b) CH3OH

(c) H2O

(d) C6H6

[2005]

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Solution:

  1. (c) Due to intermolecular H-bonding the surface tension of H2O is more than other given liquids. One H2O molecule is joined with 4 another H2O molecule through H-bond. Hydrogen bonding is in order H2O>C2H5OH> CH3OH.


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