Question

The elements of group 5A, the nitrogen family, form compounds with hydrogen having the boiling points listed below: SbH3 -17°C, AsH3 -55°C, PH3 -87°C, NH3 -33°C The first three compounds illustrate a trend where the boiling point decreases as the mass decreases; however, ammonia (NH3) does not follow the trend because of ___.

Answer 1

...because hydrogen bonds are formed between ammonia molecules.

(-_-(-_-)-_-)