Chemistry

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Across
  1. 4. condensation and boiling must be done doing this physical seperation process
  2. 7. the process of a solid to a gas without going through the liquid phase
  3. 8. can be reversible
  4. 12. when an element has a stable electronic configuration
  5. 14. when a nucleous number - proton number=
  6. 15. a seperation technique using a mgnet to seperate the magnets from the other substances
  7. 18. leaving the heavier solid beind while letting the solvent go through into another container
Down
  1. 1. when a mixture is not transparent
  2. 2. made from different elements or particles
  3. 3. when evaporating the solvent, leaving the solute behind
  4. 5. when an unwanted substances mixes with a wanted substance to create an _ _ _ _ _ _ _ substance
  5. 6. cannot be reversible and a new element is made
  6. 9. it has a fixed shape, a fixed volume and a fixed boiling and melting point
  7. 10. it is the same as proton numbers
  8. 11. a mixture that is transparent
  9. 13. _ _ _ _ _ _ _ theory
  10. 15. comes in three states which are liquid, solid and gas
  11. 16. smallest part of matter
  12. 17. a substance that takes the shape of its container