Across
- 2. The vertical columns of the periodic table
- 4. The horozontal rows of the periodic table
- 8. The sum of all protons and neutrons within an atom
- 11. The light an element reflects from its surface
- 13. The subatomic particle with a neutral charge
- 15. An element that can conduct electricity only under certain conditions
Down
- 1. The amount of protons within an atom
- 3. The term to describe how an element handles being hammered
- 5. The subatomic particle with a negative charge
- 6. The term to describe if an element can be strung into a wire
- 7. A substance that tastes bitter, feels slippery, and turns red litmus paper blue
- 9. The subatomic particle with a positive charge
- 10. The tiny particles all matter is made of
- 12. An atom with an unusual number of neutrons
- 14. A substance that tastes sour, reacts with metals and carbonates, and turns blue litmus paper red
