physical science crossword puzzle

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Across
  1. 2. substances that form in chem reaction
  2. 3. the thickness or runniness of a liquid
  3. 5. temp of boiling
  4. 6. enerrgy required to pull 2 atoms apart
  5. 7. chemical bonds between atoms are broke
  6. 10. electrons are shared
  7. 11. electrons in the outermost shell
  8. 14. ability to be deformed
  9. 15. the absorbtion of heat
  10. 16. molecules not having a dipol
  11. 20. electrons flow in an electron sea
  12. 21. temp of melting
Down
  1. 1. hard metals that are malleable
  2. 4. rate the speed of any chem reaction
  3. 8. electrons are given and taken
  4. 9. substances that react
  5. 12. the heat releases
  6. 13. burns at room temp
  7. 17. unequal sharing of electrons
  8. 18. soft metals highly reactive with water
  9. 19. written form of a chemical reaction