Across
- 4. a list of all the elements
- 7. atoms of elements joined together
- 9. starting chemicals in a chemical reaction
- 10. a column in the periodic table
- 11. the name for group 7
- 12. shiny substances usually solid-on right of periodic table
- 15. where compound are made
- 16. the tiny particle that makes up all substances
Down
- 1. the compound made from sodium and chlorine
- 2. the name for group 1
- 3. compound made from lithium,nitrogen & oxygen
- 5. a substance made up of only one type of atom
- 6. can be solid liquid or gas-on left of periodic table
- 8. how to describe a chemical reaction
- 13. new chemical substances made in chemical reaction
- 14. a row in the periodic table