MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistryChemical BondingPrevious Year Questions
What is the dominant intermolecular force or bond that must be overcome in converting liquid CH3OH to a gas? (AIPMT 2009)
A.Dipole-dipole interaction
B.Covalent bonds
C.London dispersion force
D.Hydrogen bonding✓ Correct
Explanation
Methanol can undergo intermolecular association through H-bonding as the –OH group in alcohols is highly polarized As a result, in order to convert liquid CH3OH to gaseous state, the strong hydrogen bonds must be broken.