Science Chemical Crossword

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Across
  1. 2. Combination of two or more elements
  2. 4. When a metal can be pounded into sheets, it is _________
  3. 5. A type of compound when a metal and non-metal combine
  4. 9. A cloudy mixture in which substances are held within another, cannot be separated
  5. 10. A type of change in which the appearance or state changes
  6. 11. A cloudy mixture in which substances are held within another, can be separated
  7. 12. Reacts with another substance to create new substances
  8. 14. Change of state from a liquid to a solid
  9. 15. Refers to the three common states in which matter exists; solid, liquid, gas
  10. 16. Change of state from a gas to a liquid
  11. 18. A compound in which two non-metals combine
  12. 19. Change of state from a solid to a liquid
  13. 21. A change in which two or more substances react to create a new substance
Down
  1. 1. In between metal and non-metals
  2. 2. A fast chemical reaction involving oxygen to form a new substance and also gives off energy
  3. 3. When a metal can be stretched into a wire, it is _______
  4. 6. The fourth state of matter
  5. 7. Change of state from a solid to a gas
  6. 8. Change of state from a liquid to a gas
  7. 9. A slow chemical reaction in which oxygen reacts with metal
  8. 10. The substance formed in a chemical reaction
  9. 13. Chemical reaction which absorbs energy (cold)
  10. 17. Chemical reaction which releases energy (heat)
  11. 20. Part of the nucleus in an atom, no charges
  12. 22. A pure substance, cannot be broken down, made of only one type of atom