Across
- 1. Attraction between atoms
- 5. chemical element
- 7. Horizontal sequence on the periodic table
- 9. No charge
- 11. what makes up an atom
Down
- 2. Center of an atom
- 3. Vertical column on the periodic table
- 4. Two elements combined
- 6. Positive charge
- 8. Negative Charge
- 10. A part of the periodic table