Unit 2 Vocabulary

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Across
  1. 3. 2+ elements that are connected by bonds
  2. 6. atoms center
  3. 10. particle that is negatively charged
  4. 11. electron on outer shell of atom
  5. 13. place on periodic table
  6. 14. compound of hydrogen,carbon, oxygen
  7. 16. macromolecule made of amino acids
  8. 17. includes fats, oils and waxes
  9. 18. bond two atoms share using electrons
Down
  1. 1. particle that is positively charged
  2. 2. makes up macromolecules
  3. 4. contains H,O,N and P
  4. 5. large organic molecule
  5. 6. subunit of what n.a. are made of
  6. 7. makes up a polymer
  7. 8. particle with no charge
  8. 9. protons+electrons=
  9. 12. 2- letter abbreviation of element name
  10. 15. most basic form of matter