Study Guide: Chemistry

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Across
  1. 3. Something mixed to get a reaction
  2. 4. Matter can be changed from one form into another
  3. 9. Mass of atomic particle
  4. 10. Releasing
  5. 13. Smallest particle of a substance
  6. 15. Absorbing
  7. 17. No electrical charge, apart of the nucleus
  8. 19. Formulated periodic law, chemist, and inventor
  9. 21. Substance formed from two elements
  10. 24. Brittle, poor heat conductors
Down
  1. 1. Has negative charge of electricity, travels around nucleus
  2. 2. Putting thin coat of metal around
  3. 5. Number of protons
  4. 6. Electrons in the outer shell of an atom
  5. 7. 2,8,8,2
  6. 8. Part of the nucleus of an atom
  7. 11. Partially conduct electricity
  8. 12. Column of elements
  9. 14. Outcome of chemical reaction
  10. 16. He, Ne, Ar, Kr, Xe, Rn, Uuo
  11. 18. Left hnadside, 1-7
  12. 20. Positively charged central portion of an atom, atomic mass consists of protons and neutrons
  13. 22. Subdivision of a nuclear shell containing zero, one, or two electrons
  14. 23. Smallest particle in chemical element