Chemistry crossword

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Across
  1. 2. A vertical column in the period table
  2. 3. Physical substance in general
  3. 6. A mixture that is composed of 2 separate elements
  4. 8. Firm and stable in shape
  5. 12. More than one hundred substances that cannot be chemically inter converted or broken down into simpler substances
  6. 13. Tending to cause corrosion
  7. 14. Is a cloudy mixture in which tiny particles of one substance are held within another
  8. 16. Is a combination of pure substances
  9. 18. A subatomic particle of about the same mass as a proton but without an electric charge
  10. 19. A cloudy mixture, but the particles of the suspended substance are so small that they cannot be easily separated out from the other substance
  11. 20. Able to shatter violently apart
  12. 21. A substance that could be pounded or rolled into sheets
  13. 24. Characteristics that can be used to describe a substance
Down
  1. 1. When liquid mixtures are combined to create a major compound
  2. 4. A solid matter that is typical hard
  3. 5. The condition of being hard
  4. 7. Any solid that could be stretched into a long wire
  5. 9. A horizontal column in the period table
  6. 10. A chemical property referring to the ability for a given substance
  7. 11. Make something liquefied by heat
  8. 15. It is a chemical process where a solid turns into a liquid without the liquid stage
  9. 17. Poisonous
  10. 22. The freezing point of water
  11. 23. The compactness of a substance
  12. 24. It is a charged particle