Chemistry Crossword

12345678910111213141516171819202122
Across
  1. 2. Change of state from a gas to liquid.
  2. 3. Description of a substance that can be pounded or rolled into sheet.
  3. 5. Shiny, malleable, ductile element that conducts electricity.
  4. 6. Substance that strongly resist the flow of electricity.
  5. 7. Chemical reaction that absorb energy.
  6. 10. The smallest part of an element that is representative of that element.
  7. 14. Measure of atomic mass.
  8. 16. Vertical column of element in the periodic table.
  9. 18. Chemical combination of two or more elements in a specific ratio.
  10. 20. Change of state from a liquid to gas.
  11. 22. Change of state from solid to liquid.
Down
  1. 1. Chemical reaction that takes place in cell.
  2. 4. Ability to work.
  3. 7. Catalyst involved in a chemical reaction in living things.
  4. 8. Change of state from a gas to solid.
  5. 9. Slow chemical change that occurs when oxygen in the air reacts with a metal.
  6. 11. Number of protons in the nucleus of one atom of an element.
  7. 12. Group 17 elements in the periodic table.
  8. 13. Invisible negatively charged particle that orbits the nucleus of an atom.
  9. 15. A material that that electric charge can move through easily.
  10. 16. Chang of state from a liquid to solid.
  11. 17. Anything that has mass and occupies space.
  12. 19. Substance that helps a chemical reaction to proceed more quickly.
  13. 20. Chemical reaction that releases energy.
  14. 21. Amount of mass in a given volume of a substance.