Question

1. how many energy levels does calcium have? type a response 21. how many energy levels does bromine have? type a response 22. how many energy levels does nitrogen have? type a response

Explanation:

The number of energy levels in an atom is determined by its period number on the periodic table. Calcium is in period 4, bromine is in period 4, and nitrogen is in period 2.

Answer:

1. 4
2. 4
3. 2