Across
- 1. state of matter that has no fixed shape or volume
- 3. the ability to reflect light
- 7. created the periodic table
- 8. the vertical column in a periodic table
- 11. smallest unit of matter
- 13. the ability to be shaped or extended
- 14. element with a mix of metal and nonmetal properties
Down
- 2. transition directly from solid to gas
- 4. a pure substance made of one atom
- 5. added to a system to cause a chemical reaction
- 6. a subatomic particle with a neutral charge
- 9. horizontal row on a periodic table
- 10. the ability to be dissolved in liquid
- 12. a chemical element that mostly lacks the properties of a metal
- 15. the amount of mass per unit of volume