Across
- 3. all items are the same type
- 4. evenly distributed
- 6. the amount of a substance that will dissolve in another substance
- 7. believed that electrons travel in clouds around the nucleus
- 9. forms when atoms lose or gain electrons to have full outer valence electron shell
- 10. the number of this word determines the elements reactivity
Down
- 1. Turns red litmus paper blue
- 2. 1st person ever to show that matter was made of atoms, and are invisible
- 5. doesnt need a chemical reaction
- 8. needs a chemical reaction to be separated