Chemistry Crossword

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Across
  1. 1. Californium Symbol
  2. 5. Invisible negatively charged particle that orbits the neclues of an atom
  3. 6. Slow chemical change that occurs when oxygen in the air reacts with metal
  4. 7. Hydrogen Symbol
  5. 12. something that resists electricity
  6. 14. Dull, Brittle element that does not conduct electricity.
  7. 15. A reaction that takes place when two or more substances form new substances
  8. 17. Neutral particle in a nucleus of an atom
  9. 18. Smallest part of a element
  10. 20. Gas,Solid,Gas
  11. 21. Combining of pure substance
  12. 22. Osmium Symbol
  13. 23. Change of state from solid to liquid
Down
  1. 2. Vertical column of elements in the periodic table
  2. 3. The most reactive element
  3. 4. Most reactive non metal
  4. 6. Change that results when two or more substances react to create a different substance or substances
  5. 8. Water's chemical formula
  6. 9. Number of protons in a nucleus
  7. 10. Group 1 elements in the periodic table. Not including oxygen
  8. 11. orbit of electrons around the nucleus of an atom
  9. 12. A compound made from metal and non-metal
  10. 13. Change of state from liquid to solid
  11. 16. An experiment in which is one or more products of a chemical reaction can escape
  12. 19. Oxygen symbol