Across
- 4. solution in which the solvent is water.
- 5. substances that cannot be dissolved.
- 6. a mixture that is not uniform.
- 7. eight valence electrons that don't react and have no charge.
- 11. phase change from solid to gas.
- 12. a mixture containing particles that settle out if left undisturbed.
- 15. a covalent bond with equal sharing of electrons.
- 16. the energy required to remove an electron from an atom.
- 17. substances that can be dissolved.
- 18. microscopic particles are dispensed evenly in another substance.
- 19. sharing of electrons by atoms so that all atoms involved achieved a filled valence level.
- 20. the random movement of gas molecules from an area of higher concentration to an area of lower concentration.
Down
- 1. types of elements that form covalent bonds.
- 2. mixture where individual particles can't be distinguished.
- 3. phase change from gas to solid.
- 8. diffusion through a tiny opening.
- 9. a negatively charged atom.
- 10. a positively charged atom.
- 13. how strongly atoms attract bonding electrons to themselves.
- 14. a covalent bond with unequal sharing of electrons.