Those Crazy Elements
Across
- 4. the rows across the periodic table are called
- 5. element that you breathe in
- 6. molecule that is made up of two atoms
- 7. the creator of the periodic table
- 8. a element found in tooth paste
- 10. dull and brittle are properties of
- 12. what is the chemical symbol for Potassium?
- 13. the creator of the idea of the first atomic theory
- 14. a extremely dangerous gas
- 15. the average massif all the isotopes of an element is called
Down
- 1. what is k the chemical symbol for?
- 2. another name for a family in the periodic table
- 3. shiny and malleable are properties of
- 9. a element that makes up about 78% of Earths atmosphere by volume
- 11. the most reactive elements in the periodic table
- 16. the only nonmetal in group 14