Chapter 2 Terms

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Across
  1. 1. number of protons in the nucleus
  2. 4. positively charged ions attracted to negatively charged ions
  3. 5. water-fearing.Describes molecules that do not mix well with water
  4. 6. negatively charged particle
  5. 9. equal sharing of electrons
  6. 12. positively charged ion
  7. 13. an electrically charged atoms with an unpaired electron in it's outermost shell
  8. 14. forms from the attraction of one molecule's proton to another molecule's negatively charged atom
Down
  1. 2. total average of protons and neutrons
  2. 3. unequal sharing of electrons
  3. 7. atoms with the same number of protons but different number of neutrons
  4. 8. made up of positive and negative ions and conduct electricity when mixed in water
  5. 10. neutral charged particles located in the nucleus
  6. 11. positive particles located in the nucleus