Which of the following molecules do not form hydrogen bonds?
a) Ethylene glycol, HOCH2CH2OH
b) Ethyl alcohol, CH3CH2OH
c) Diethyl ether, CH3CH2OCH2CH3
​d) Ammonia, NH3
e) Water, H2O
A) Ethylene glycol and water
B) Ethyl alcohol and ammonia
C) Diethyl ether
D) Water
E) Ethyl alcohol and diethyl ether