Across
- 1. yellow metal used to make jewellery
- 4. particle formed when atoms join together
- 7. compound with formula H2O
- 9. unusual metal found in thermometers
- 11. hard, strong material eg. copper
- 13. substance formed when 2 elements bond
- 15. chemical used in a reaction
- 16. chemical formed in a reaction
- 19. describes elements such as helium, oxygen and hydrogen
- 21. the table where elements are listed
Down
- 2. element which we breathe in
- 3. family of similar elements
- 5. non metal used to purify water
- 6. tiny particle which makes up all substances
- 8. row across the Periodic Table
- 10. compound which we breathe out
- 12. simplest chemicals
- 14. side of the Periodic Table where you find metals
- 17. chemical change which makes new materials
- 18. metal element found in food cans
- 20. metal used to make ladders and windows