Parts of an atom
Across
- 7. A substance that cannot be broken down
- 9. Protons and neutrons are found in this
- 10. Name of the atom
- 11. Has all the elements listed
- 12. Number above the element on the periodic table
- 13. Extremely small and the basic unit of a chemical element
- 14. Represents the atom
Down
- 1. Found on the right side of the periodic table
- 2. Neutral charge
- 3. Electrons on the outermost shell
- 4. Positively charged
- 5. The energy level a valence electrons is part of
- 6. Negatively charged
- 8. Number below the element on the periodic table
- 15. Found on the left side of the periodic table