Across
- 2. Atomic#=Protons=Electrons
- 5. Rings of electrons
- 7. Protons, Neutrons, Electrons
- 10. Change in size, shape, or state of matter
- 12. Surrounds and atom
- 13. Unit used to measure atoms
- 15. Smallest part of an element
- 16. Center of an atom
- 17. Tells how many atom are in an element
- 19. Columns on the Periodic Table
Down
- 1. Change in a substances atoms
- 3. An atom with a low amount of valance electrons is very...
- 4. Rows on the Periodic Table
- 6. No Charge
- 8. Negative Charge
- 9. Mass-Atomic#=Neutrons
- 10. Something made up of only 1 type of atom
- 11. An atom with a large amount of valance electrons is...
- 14. Positive Charge
- 18. Tells how many molecules are in a chemical formula