Across
- 1. has a positive charge
- 5. can hold 18 electrons
- 9. where electrons are located
- 10. can only hold 8 electrons
Down
- 2. has a neutral charge
- 3. 1 type of atom,know as a pure substance
- 4. can only hold 2 electrons
- 6. has a negitive charge
- 7. smallest part of an element
- 8. in the center of a atom