Homologous series
Melting points from 1-propene to 1-eicosene
| Index | Name | Value |
| 3 | 1-propene | -185 |
| 4 | 1-butene | -185.35 |
| 5 | 1-pentene | -162.12 |
| 6 | 1-hexene | -138 |
| 7 | 1-heptene | -119.1 |
| 8 | 1-octene | -102.15 |
| 9 | 1-nonene | -83.15 |
| 10 | 1-decene | -66.15 |
| 11 | 1-undecene | -49 |
| 12 | 1-dodecene | -31.5 |
| 13 | 1-tridecene | -13 |
| 14 | 1-tetradecene | -12 |
| 15 | 1-pentadecene | -3 |
| 16 | 1-hexadecene | 4 |
| 17 | 1-heptadecene | 11.2 |
| 18 | 1-octadecene | 18 |
| 19 | 1-nonadecene | 21.7 |
| 20 | 1-eicosene | 29 |
