| 1. ethane |
6. trans-dibromoethene |
| 2. 3-hexene |
7. 4-ethyl-2-methylnonane |
| 3. 3-ethylpentane |
8. 1-bromo-1,2-dichloropropane |
| 4. 2,3,3-trimethylhexane |
9. 5-ethyl-2-methyl-3-heptyne |
| 5. propyne |
10. 1-chloro-4-methylpentane |