Across
- 5. new substance are formed when two elements bonded
- 9. single substance with definite composition
- 10. Distinct forms of matter known in everyday experience
Down
- 1. state of matter with a definite volume but no definite shape
- 2. A combination of two or more substances
- 3. state of matter with definite volume and shape
- 4. simplest unit of a chemical compound that can exist
- 6. pure substance composed of the same type of atom
- 7. A state of matter with indefinite volume and shape
- 8. the smallest particle of an element
- 9. state of matter similar to a gas that contains ions and free electrons