Periodic table and atom puzzle
Across
- 3. O on the periodic table
- 6. negative charge
- 8. the big 1 or 2 letters that are on the element
- 9. K on the periodic table
- 12. the least amount of elements
- 13. neutral
- 15. the side-to-sidelines of elements
Down
- 1. the majority of the periodic table
- 2. positively charged
- 4. He on the periodic table
- 5. the smallest particles of elements
- 7. the up and down lines of elements
- 10. is the whole number that is on the element
- 11. staircase on the periodic table
- 14. gases that don't react with other gases