Across
- 3. ____ have a positive charge
- 7. how an individual seeks to be a scientist
- 10. how easily valence electrons interact with other atoms
- 12. electrons, electrons that are located in the outermost energy level
- 13. energy ____ arrange electrons
- 14. mass, Number of protons in the nucleus
Down
- 1. ____ have no electrical charge
- 2. table, organized array of all chemical elements
- 3. a division of geologic time
- 4. being reshaped or deformed is called
- 5. properties, A property of matter
- 6. law, a law in chemistry
- 8. a column in the periodic table
- 9. bond, interactions of atoms
- 11. charged atoms are called