Chemistry Study Guide

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Across
  1. 3. number of protons
  2. 8. Abreviation of element
  3. 9. does not combine with other elements
  4. 11. Outer atom, where electrons are found
  5. 12. Horizontal row
  6. 13. elements weight
  7. 15. Electron in outer orbital
  8. 22. Made the periodic table
  9. 25. two different atoms
  10. 26. a ductile element that is a very good conductor
Down
  1. 1. heat lost
  2. 2. mass stays constant
  3. 4. Center of an atom
  4. 5. metal coated on another metal
  5. 6. Farthest you can break down an element
  6. 7. Element in the same column
  7. 10. result of a chemical reaction
  8. 14. unique electric properties; semiconductor
  9. 16. poor conducter, very brittle
  10. 17. heat generator
  11. 18. Particles around the nucleus, negative charge
  12. 19. Pure substance, one atom
  13. 20. Particles in the nucleus, positive charge
  14. 21. causes reaction
  15. 23. combination of atoms
  16. 24. Particles in the nucleus, neutral charge