Across
- 3. Surrounds the Nucleus
- 7. Makes up all matter in universe
- 9. Has a mass of 0 amu
Down
- 1. Helps identify the atom
- 2. ability to be drawn into thin wires
- 4. ability to reflect light
- 5. study of how atoms interact with one another to form new substances
- 6. Neutral Charge
- 8. The smallest unit of matter
- 10. Center of the atom