Across
- 3. extension on main carbon chain
- 4. hydrocarbon with triple bonds
- 5. species with an unpaired electron
- 8. popular social media app
- 9. who lives in a pineapple
Down
- 1. shape of methane molecule
- 2. bromine, iodine, chlorine
- 6. saturated hydrocarbon
- 7. same atoms forming a different molecule