Across
- 3. what determines the atomic number
- 5. his gas law explains pressure decreases with temperature decrease
- 7. what is matter composed of
- 9. atoms that do not have 8 valence electrons are__
- 12. bond where electrons are shared to fill valence level
- 14. these gain electrons in chemical reactions
- 15. solution not capable of being dissolved is ___
- 17. bond resulting in cations and anions
- 19. a mixture that is not uniform
- 20. rules for digits used in chemical equations
Down
- 1. heat is released in a ___ reaction
- 2. his gas law explains how gasses expand when heated
- 4. phase changing from solid to gas
- 6. how strongly an atom attracts an electron
- 8. atom having 8 valence electrons
- 10. solution capable of being dissolved
- 11. phase changing from gas to solid
- 13. heat is absorbed in a ___ reaction
- 16. his gas law explains volume decreases with increasing pressure
- 18. these loose electrons in chemical reactions