Vocabulary
Across
- 1. ex. Noble gases, alkali metals, transition metals
- 5. A positively charged ion
- 8. A class of certain elements that make up most of the periodic table
- 10. Any element that is neither metals nor non-metal
- 11. A molecule with the ability to add a charge to an atom
- 12. A negatively charged ion
- 13. Any metal within the first column of the periodic table
- 14. A group of naturally occuring gases that are slightly reactive
- 16. A class of certain elements that make up a smaller portion of the periodic table
- 17. Metallic elements that have valence electrons in two shells instead of one
- 18. The process of gaining or losing electrons
Down
- 2. Elements with completed inner shells but incomplete outer shells
- 3. The distance from an atoms nucleus to its outermost electron
- 4. Created the period table
- 6. A law that the properties of the elements are periodic functions of their atomic numbers
- 7. An atoms ability to attract shared electrons to itself
- 9. The horizontal rows of the periodic table
- 12. Any metal within the second column of the periodic table
- 15. Any metal within the seventeenth column of the periodic table