Across
- 3. smallest unit of matter
- 5. Proposed Plum Pudding Podel
- 8. center of an atom
- 9. Proposed Bohr model
- 10. metal made of metallic elements
- 11. Substances made of multiple elements
Down
- 1. Proposed Billard Ball Model
- 2. positive particle in the nucleus
- 4. Group of atoms
- 6. occurring in an atom
- 7. Proposed Rutherford model