Across
- 1. elements or compounds that when you put together are unable to bond chemically
- 3. the number above the symbol
- 7. describes how likely an element bonds with other elements
- 8. a chart that organizes information about all the known elements according to atomic number
- 11. word under the symbol
- 13. an element that conducts electricity
- 14. symbol for this element is Fe
- 18. the attraction a nucleus has for electrons in a chemical bond
- 19. group 18 elements
- 20. a substance that cannot be broken down
Down
- 2. the charge of an atoms nucleus resulting from its number of protons
- 4. a element that has some metal properties and some non metal properties
- 5. represented by a capital letter
- 6. a vertical column on the periodic table
- 9. an atom that has gained or loss one or more electrons
- 10. a horizontal row on the periodic table
- 12. a group of atoms located at the very right side of the table
- 15. the number of protons and nuetrons in the nucleus
- 16. the smallest unit of an element
- 17. number 1 on the table