| Name | Formula | Dipole moment (debye) |
|---|---|---|
| selenanthrene | C12H8Se2 | 1.42 |
| selenium cyanide | C2N2Se | 3.98 |
| selenium dioxide | O2Se | 2.62 |
| selenium hexafluoride | F6Se | 0.00 |
| selenium monoxide | OSe | 2.01 |
| selenium tetrafluoride | F4Se | 1.78 |
| selenoformaldehyde | CH2Se | 1.41 |
| selenophene | C4H4Se | 0.37 |
| selenophene-2,5-dicarbonitrile | C6H2N2Se | 1.95 |
| selenophenol | C6H6Se | 1.08 |
| selenopheno[3,2-c]selenophene | C6H4Se2 | 0.00 |
| semicarbazide | CH5N3O | 3.77 |
| silacyclobutane | C3H8Si | 0.44 |
| silane | H4Si | 0.00 |
| silicon difluoride | H2F2Si | 1.23 |
| silver chloride | AgCl | 5.73 |
| silver perchlorate | AgClO4 | 4.70 |
| silver(I) bromide | AgBr | 5.62 |
| silver(I) fluoride | AgF | 6.22 |
| silver(I) iodide | AgI | 4.55 |
| silyl acetylene | C2H4Si | 0.32 |
| sodium | Na | 0.00 |
| sodium bromide | BrNa | 9.12 |
| sodium chloride | ClNa | 9.00 |
| sodium fluoride | FNa | 8.16 |