Chemistry Study Guide

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Across
  1. 2. covering with a coat of gold, silver, or other metal
  2. 8. Eelements lack metallic attributes
  3. 9. conducts electricity
  4. 10. mass of atomic particle in an element
  5. 11. can be broken down into simpler substances
  6. 12. states mass is isolated
  7. 18. developed the periodic table
  8. 22. vertical column of elements
  9. 24. 2 or more separate elements
  10. 25. the release of heat
  11. 26. positive electric charge
Down
  1. 1. no Net-electric charge
  2. 3. 1 or 2 letters abbreviating and element
  3. 4. potential patterns of electron density
  4. 5. has a negative charge
  5. 6. absorption of heat
  6. 7. core of an atom
  7. 13. source of nuclear energy
  8. 14. outer shell of an atom
  9. 15. gaseous element
  10. 16. properties between metal and non-metal
  11. 17. number of protons in an element
  12. 19. group of atoms bonded together
  13. 20. element presents a chemical reaction
  14. 21. horizontal row, atomic number increase left to right
  15. 23. formed when a reaction goes to completion