Across
- 1. The periodic table is a summary of the elements in order of increasing atomic number, with similar elements in the same group.
- 5. elements on the periodic table that have similar properties
- 8. a law stating that the elements fall into recurring groups
- 9. high density and melting point
- 10. elements that have the same number of electron shells
Down
- 2. shiny, low density, and low mealting point
- 3. soft and highly reactive in water
- 4. in between metals and nonmetals
- 6. a good conductor
- 7. elements that have the same number of valence electrons