A molecule among the following that has the maximum dipole moment is:
| 1. | \(\mathrm{CO_2}\) | 2. | \(\mathrm{CH_4}\) |
| 3. | \(\mathrm{NH_3}\) | 4. | \(\mathrm{NF_3}\) |
Which of the following is a polar molecule?
| 1. | SF4 | 2. | SiF4 |
| 3. | XeF4 | 4. | BF3 |
What is the dominant intermolecular force or bond that must be overcome in converting liquid CH3OH to a gas?
1. Hydrogen bonding
2. Dipole-dipole interaction
3. Covalent bonds
4. London dispersion force