Across
- 2. where the number of protons are found
- 5. found in group 1
- 7. another name for the groups on the table
- 8. located on the right of the staircase
- 10. the rows across the table
- 12. found in group 18
- 14. the classification for elements that contains the element symbol
Down
- 1. all over the periodic table but mainly located left of the staircase
- 3. staircase of elements that aren't metal or non metal
- 4. contains the protons and neutrons
- 6. metals located in the middle of the table
- 9. the electrons in the outer shell of the element
- 11. the bonding that happens between 2 non metals
- 13. the columns on the table
- 15. the bonding that happens between a metal and non metal