Across
- 6. an Sub-atomic particle with a neutral relative charge
- 7. created by Thompson
- 9. the mobile phase
- 13. An sub-atomic particle with a positive relative charge
- 15. the rings of electron orbits surrounding an nucleus
- 16. a substance created from a solute and solvent
- 17. the number of protons
Down
- 1. developed by Rutherford
- 2. an pure substance that is made of a single type of atom
- 3. what form the substance is in
- 4. mass the total relative mass of the sub-atomic particles in the nucleus
- 5. new and currently used
- 7. A row in the Periodic Table
- 8. A column in the Periodic Table
- 10. An sub-atomic particle that has a negative relative charge
- 11. an Invisible particle
- 12. An atom with a modified amount of neutrons
- 14. Where are the neutrons and protons found