Across
- 4. elements in group 2A
- 7. Russian chemist that created his own version of P.T.
- 9. a form of matter that takes the shape of its container
- 10. a form of matter that has a defined shape and volume
Down
- 1. elements in group 1A
- 2. elements in group 7A
- 3. indicates the number and type of atoms present
- 5. a form of matter that flows
- 6. water that contains dissolved substance
- 8. the simplest form of matter