Periodic Table
Across
- 4. element is good for your bones
- 6. a chart that organizes information about all elements according to their properties
- 8. element has an atomic mass of 32.06
- 9. what element has the symbol of "Fe"
Down
- 1. this element is in pencils
- 2. element has a atomic number of 9
- 3. the mass of one atom of an element
- 5. this element is the lightest element on the periodic table
- 6. this element was discovered in the year of 1669
- 7. what element has the symbol of "Ag"