Across
- 1. negative charge
- 4. positive charge
- 5. neutral charge
- 6. convalent bond between atoms that differ in electronegativity
- 8. similar shapes
- 10. moves matter
Down
- 2. an atoms attractiveness to electrons
- 3. two or more different subjects
- 7. has mas and takes up space
- 9. H bonds to other electronegative atoms