Across
- 2. horizontal rows on the periodic table
- 4. pure substance that consists of one type of atom
- 6. right side of periodic table
- 8. nuetral particle in nucleus
- 10. positively charged particle in nucleus
Down
- 1. shiny, malleable, ductile, good conductors
- 3. smallest unit of an element
- 5. negatively charged particle in nucleus
- 7. found along staircase
- 9. vertical columns on the periodic table