2C - Intermolecular forces |
1) Describe how Van der Waals' forces arise. [6]
2) Arrange the elements of Group 0 in order of increasing boiling points. Explain your answer. [3]
3) Which of the following have hydrogen bonding: [4]
a) H2S | b) CH4 | c) CH3OH | d) NO2 | e) CH3NH2 | f) PH3 | |
4) Draw diagrams of hydrogen bonding between the following molecules. Include any dipoles:
a) 2 molecules of water [2]
b) 2 Molecules of ammonia [2]
c) 1 molecule of water and 1 molecule of ammonia [2]
5) State 3 anomalous properties of water and explain each property: [6]