Chemistry

123456789
Across
  1. 4. Group 8 on the periodic table
  2. 6. Group 1 on the periodic table
  3. 7. where the electrons are found in an atom
  4. 8. A positive particle
Down
  1. 1. Where the protons and neutrons are found
  2. 2. Group 7 on the periodic table
  3. 3. A charged particle
  4. 5. A negative particle
  5. 9. A neutral particle