Chemistry

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Across
  1. 2. Substance made up of only
  2. 5. Oxygen ion air reacts with metal
  3. 7. Liquid to Gas
  4. 9. Positively charged particle in the nucleus of an Atom
  5. 10. Gas to Solid
  6. 15. Anything that has mass and occupies space
  7. 17. Ability of a substance to be dissolved in another
  8. 18. Horizontal row of elements in the periodic table
  9. 20. characteristics used to describe a substance
  10. 22. Most reactive non-metal
  11. 23. Substance that speeds up the chemical reaction
  12. 25. Made up of one or more substances
Down
  1. 1. Solid to Liquid
  2. 3. Organic Catalyst
  3. 4. Chemical reaction that releases energy
  4. 6. Electrically charged atom
  5. 7. Chemical reaction that absorbs energy
  6. 8. New substance produced in a chemical reaction
  7. 11. substance that resists flow of electricity
  8. 12. Liquid to Solid
  9. 13. Most reactive metal
  10. 14. Material changes state but not composition
  11. 16. Chemical reaction, oxygen reacts with a substance
  12. 19. Solid that can be stretched into a long wire
  13. 21. A substance that reacts with another substance to create a new substance
  14. 24. Workplace Hazardous Materials Information System