Across
- 4. This subtracted by the # of protons = the charge
- 5. An atom with a charge
- 8. ______ go down the periodic table
- 9. A base that dissolves in water
- 11. type of bond when a nonmetal and a metal bond
- 12. A unit of measurement for amount of substance
- 13. Example: g, mL, etc.
- 16. number of protons minus number of neutrons
- 17. A positively charged ion
- 19. release of heat
- 24. Type of bond when 2 nonmetals bond
- 25. A negatively charged ion
- 26. Particle of matter
- 27. Molecules with no charge
- 29. Repels water
- 30. Attracted to water
Down
- 1. energy that has the potential to be in motion
- 2. Distance from an atoms nucleus to the last orbital
- 3. _______ go across the periodic table
- 6. determines the atomic number of an element
- 7. Ability of an atom to attract electron
- 10. Energy in motion
- 14. make up most of the periodic table
- 15. requiring heat absorption
- 18. An electron has a _________ charge
- 20. Changing from one form too another
- 21. When a molecule is both slightly positive and slightly negative
- 22. A negatively charged particle
- 23. A proton has a _________ charge
- 28. Unit of measurement for mass, (g)