Across
- 3. Hard material, conducts electricity.
- 5. A group in the periodic table consisting of five or six chemically related elements.
- 6. Group 2 of the periodic table.
- 9. The assortment of elements going by atomic number.
- 10. The electrons in the outermost shell, or energy level, of an atom.
- 11. Hard-soft metal which can be malleable.
Down
- 1. The elements that belong to the middle of the periodic table.
- 2. A group in the periodic table that is the least reactive.
- 4. Consist of the chemical elements lithium, sodium, potassium, rubidium, caesium, and francium.
- 7. Nonmetals are gasses and liquids.
- 8. Columns of the periodic table.
- 9. Rows of the periodic table.