Chemistry

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Across
  1. 4. a bond between two non-metals that is a sharing of electrons
  2. 6. elements that are in the far right of the periodic table
  3. 8. the indication of polarity in a bond or molecule
  4. 9. soap is one
  5. 10. column 17 in the periodic table
  6. 11. required lab safety gear
  7. 12. what we call a drawing of the molecular structure
  8. 16. describes how easily a liquid evaporates
  9. 18. atom that has gained an electron
  10. 19. this element has the chemical symbol Na
  11. 20. the rule about how many electrons to make an atom "happy"
  12. 21. chemical symbol Hg
Down
  1. 1. your best friend in chem class
  2. 2. chemical symbol K
  3. 3. the shape of a CH4 molecule
  4. 5. molecules that hold tightly together at the surface of a liquid because of intermolecular forces
  5. 7. describes how easily a liquid flows
  6. 10. found in molecules with O,N,F
  7. 13. a bond between a metal and a non-metal where electrons are fully exchanged
  8. 14. atom that has lost an electron
  9. 15. the force that exists between two atoms in a covalent molecule
  10. 17. chemical symbol W