Across
- 5. table of elements organizes elements by qualities.
- 6. affects mass
- 8. number,tell us the number of protons
- 10. horizontal rows
- 11. positive charge
Down
- 1. vertical columns
- 2. , more than 1 atom bonded
- 3. negative charge
- 4. more than 1 element
- 7. many atoms
- 9. the basic unit of an element