Chemistry Puzzle

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Across
  1. 1. Completely filled valence shell
  2. 3. A complex reactant breaks down into simpler products
  3. 6. Non-Brittle
  4. 8. More than 2 elements
  5. 10. Electrical conductivity of Covalent bonds
  6. 11. Bond that shares electrons
  7. 13. Bond that has the characteristics of Brittle
  8. 15. Reaction often with a change of color
  9. 16. Group 17
  10. 17. 2 Elements
  11. 19. To mix a dissolvent into a solvent completely
Down
  1. 2. To have a liquid turn into gas form
  2. 4. Liquid with unseeable molecules
  3. 5. Bond with a sea of electrons
  4. 7. Two or more reactants make a product
  5. 9. Reaction often associated with melting
  6. 12. The type of atoms that make up a covalent bond
  7. 14. Liquid with large seeable molecules
  8. 18. Brittle
  9. 20. Melting point of Covalent bonds