Across
- 2. if you increase this, it means there is more surface to react on
- 6. Compound made up of Hydrogen and Carbon only
- 8. The process that put oxygen into our atmosphere
- 9. The column used to separate crude oil
- 11. Hydrocarbons with single covalent bonds
- 13. cylinder Used to measure a liquid
- 14. Converts large hydrocarbons into smaller more useful ones
- 16. Hydrocarbons with double covalent bonds
- 17. Gives particles energy to move around quicker
Down
- 1. Approx 80% in the earths atmosphere
- 3. Coal, oil and gas are examples of this
- 4. place Used for a reaction to take place in
- 5. Number of particles available to react
- 7. To make experiment more accurate you should do this.
- 10. What is the theory when particles collide and react together
- 12. A meeting point for a reaction that speeds it up
- 15. Approx 20% in the earths atmosphere