Atomic Models and Lab Safety

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Across
  1. 4. the positively charged particle found in the nucleus
  2. 6. Often used for titrations or dispensing specific volumes of liquids
  3. 7. mass number minus atomic number
  4. 8. Used for measuring many different volumes
  5. 9. charged atom or group of atoms
  6. 10. sum of the protons and neutron in the nucleus of an atom
Down
  1. 1. atoms with the same atomic number but different atomic masses
  2. 2. Name of the atomic model made by J.J Thomson
  3. 3. Used to evaporate a liquid, to heat small portions of a substance
  4. 5. Used to hold varying volumes of liquid
  5. 7. mass number minus atomic number