Across
- 2. electrons are located in _______ levels
- 5. location of protons and neutrons
- 6. unit of mass
- 7. electrons involved in chemical reactions
- 9. unit of length
- 12. mass divided by volume
- 16. water bonding to water
- 17. atomic particle with no charge
- 18. another name for an energy level
- 19. two dimensional model of an atom and its electrons
Down
- 1. water bonding to different substances
- 3. wear to protect your eyes in lab
- 4. _________ tension allows insects to float on water
- 8. atomic particle with a negative charge
- 10. __________ dot structures
- 11. atomic particle with a positive charge
- 13. lab equipment that measures mass
- 14. where you read the level in a graduated cylinder
- 15. unit of volume