Chemistry Vocabulary

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Across
  1. 1. of an atom number of protons minus electrons
  2. 4. spectroscopy used to measure mass to ratio
  3. 5. in the periodic table columns on periodic table
  4. 8. table of elements
  5. 9. two or more types of atoms in the periodic table that have the same atomic number
  6. 11. Substance that cannot be chemically broken
  7. 13. attract shared electrons
  8. 14. energy amount of energy to remove bound electron
  9. 16. membrane-bound organelle
  10. 18. Stable isotope of hydrogen
  11. 19. positive charged ion
Down
  1. 2. radius measurement size of its atom
  2. 3. tendency for an atom
  3. 4. number total number of protons and neutrons in a nucleus
  4. 6. cloud system of electron surrounding the nucleus of an atom
  5. 7. horizontal rows on periodic table
  6. 8. particle with positive charge
  7. 10. Particle with negative charge
  8. 12. negative charged ion
  9. 15. particle with no charge
  10. 17. composed of two or more separate elements