Across
- 1. / made of two or more different atoms
- 5. mass / average mass of the types of an atom
- 8. / negatively charged atoms
- 10. levels / the orbit electrons flow
- 11. change / chemical properties changed forming a new substance
- 12. / positively charged atoms
- 13. / Two or more substances that are physically combined
- 14. / Made of the same type of atom
- 15. / organized by energy levels
Down
- 2. change / size and shape change not chemical properties
- 3. / neutrally charged atoms
- 4. / Anything with 2 or more atoms
- 6. number / Amount of protons and neutrons
- 7. / organized by valance electrons
- 9. electrons / outside electrons. Determine chemical properties
- 13. / Anything that has mass and volume