Chemistry bonus

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Across
  1. 3. What is the formula of copper 1 chloride
  2. 7. A mixture that isn't uniform
  3. 8. Who made the rule that electrons must occupy all of the orbitals of a sublevel before pairing begins
  4. 12. Which part of the atom did JJ Tomson discover?
  5. 13. Are metals or nonmetals good conductors
  6. 15. How strongly an atom attracts electrons
  7. 16. How do you separate sand and water
  8. 18. What is the formula of potassium fluoride
  9. 20. Microscopic particles that are dispersed evenly
Down
  1. 1. What kinds of mixture is air
  2. 2. Simplest unit of a covalent bond
  3. 4. What charge does Protons release?
  4. 5. Phase change from gas to solid
  5. 6. How close a series of measurements are to each other
  6. 9. Elements that form a covalent bond
  7. 10. How close an accepted value is to a measured value
  8. 11. Protons + Neutrons =
  9. 14. What happens to the freezing point of a solution when more solute is added
  10. 17. Constant variable in Charles Law
  11. 19. How do you separate sand and water