Across
- 3. NH3
- 6. language of the number prefix.
- 11. Chlorate KClO3
- 12. metal will explode on contact with water.
- 14. the devising or choosing of names for things, especially in a science or other discipline.
- 16. Al2O3
- 18. 7
- 19. gas used as a weapon in world war one.
Down
- 1. useful chart in which all the elements are ordered.
- 2. two or more elements chemically bonded.
- 4. Language of the number used on ion charges.
- 5. SiO2
- 7. made of only one type of atom.
- 8. a process by which information is exchanged between individuals through a common system of symbols, signs, or behaviour
- 9. can be postive or negative and occurs when atoms lose or gain electrons.
- 10. hydroxide NaOH
- 13. language of the symbol used to reference a charge on an ion.
- 15. the coloumn in which an element is placed in the periodic table.
- 17. Fe2O3