Across
- 5. what is released when there is an incomplete combustion
- 8. what is released during a complete combustion
- 9. another word of non-renewable sources
- 10. speeds up chemical reactions
- 14. when an electron is lost
- 16. test for it makes a pop sound
- 17. process where you get crystals
Down
- 1. another word for burning
- 2. when an electron is gained
- 3. gives out energy during rection
- 4. unit of mass
- 6. soemthing in the atom with a negative charge
- 7. takes energy in when reacting
- 11. what is used to test for alkene
- 12. single covalent bond
- 13. goes cloudy when exposed to CO2
- 15. when a straight line on the graph goes through the origin
- 16. group 1 metals is called