Chapter 9- Lydia Valentine
Across
- 3. Are used for things that are too small or too large to be observed.
- 6. Sometimes called the wave model
- 8. Positive charge
- 9. Fe is an example of a _________.
Down
- 1. minus(-)number of protons = number of Neutrons
- 2. Have no electrical charge
- 4. Negative charge
- 5. The atomic number, number of protons and the number of electrons all have the same
- 7. The number of electrons in the first orbit or shell
- 10. First real person to create a more accurate model of atoms