Across
- 2. The element with 3 protons.
- 4. This is formed when you add or remove a neutron.
- 6. The name of the energy level an electron takes around the nucleus?
- 7. This is the name of an atom that has gained an electron.
- 10. The element with the symbol C.
- 11. Subatomic particle with a positive charge?
- 16. The study of matter is?
- 17. The element with an atomic mass of 20.
- 18. The type of diagram represented with dots, 1-8 of them.
Down
- 1. The O on the periodic table. Metal, non-metal or metalloid?
- 3. Po on the periodic table is metal, non-metal, or metalloid?
- 5. The element found on the periodic table in group 11, period 6.
- 8. Subastomic particle with a neutral charge?
- 9. The type of diagram represented with rings and dots.
- 10. This is the name of an atom that has lost an electron.
- 12. The center of an atom where you will find the protons and neutrons.
- 13. Subatomic particle with a negative charge?
- 14. The smallest unit of matter is an?
- 15. Is element K on the periodic table. Metal, non metel or metalloid?
- 19. This is formed when you add or remove an electron.