Which molecule has the strongest intermolecular forces?

A. HOCH2CH2CH2OH
B. CH3CH2CH2OH
C. CH3CH2CH2CH3
D. HOCH2CHOHCHOHCH2OH

I'm pretty sure it's C.

4 answers

Consider the number of OH bonds dangling off of molecule D. https://www.masterorganicchemistry.com/2010/10/01/how-intermolecular-forces-affect-boiling-points/
C has the LEAST IM forces.
HOCH2CHOHCHOHCH2 THATS THE ANSWER
JUST TOOK THE TEST ON APEX
But why is that D oml apex sucks