Chemistry study guide

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Across
  1. 4. conducts heat, malleable and ductile
  2. 5. the numbers of protons in an element
  3. 7. the rows on the periodic table
  4. 12. cold, energy is adsorbed
  5. 13. reaction that occurs in which a layer of metal is bonded to the surface to another substance
  6. 14. mixture of two or more different elements
  7. 17. total amount of mass within a substance remains constant even after a chemical reaction
  8. 19. the columns on the periodic table
  9. 20. includes protons, neutrons, and electrons
  10. 21. negatively charged particles found in the nucleus
Down
  1. 1. partially conduct heat
  2. 2. heat, energy is released
  3. 3. outermost electron orbital
  4. 5. smallest part of an element cannot be broken down any farther
  5. 6. positively charged atomic particles found in the nucleus
  6. 8. Russian chemist and inventor
  7. 9. the mass of an atom
  8. 10. no charge, atomic particles found in the nucleus
  9. 11. substance that is made entirely from one type of atom
  10. 15. the substance that is formed
  11. 16. atoms that bond together
  12. 18. brittle, poor conductors of heat
  13. 22. two metals that react
  14. 23. gas gaseous element