1. The number of electrons is equal to the number of __________.
1 of 10
Other questions in this quiz
2. The lowest energy levels are __________ the nucleus.
- Closest to
- Furthest away from
3. Protons are __________ charged.
4. What charge does the nucleus have?
- Positive charge
- Negative charge
- No charge
5. Which element has the atomic structure 2,8,8?