Across
- 2. Electrons that are free to move around a structure.
- 5. Name given to group 2 metals
- 7. Bond formed between positively and negatively charged ions.
- 8. Arrangement of electrons in an atom.
- 10. Ion made up of more than one atom.
- 11. One of the two main types of elements on the periodic table.
- 13. Outermost occupied shell of an atom.
- 15. Rows on the periodic table are known as _______.
Down
- 1. Name given to group 1 metals.
- 3. H2 is an example of a...
- 4. Creator of the modern day periodic table.
- 6. Neon and argon are both...
- 9. The number of protons in an element determines it's...
- 12. Metals found in a large block of the periodic table.
- 14. Name given to the vertical list of elements on the periodic table.