Question

Look up sodium in the Periodic Table (Na). Then, answer the following questions

The number of electrons in n = 1 level?
The number of electrons in n = 2 level?
The number of electrons in n = 3 level?

Answer 1

Answer:

Explanation:

By looking upon the sodium metal(Na), we can observe the following:

1. There are two electrons filled in the 1st energy level.

2. There are 8 electrons filled in 2nd level.

3. Thirdly, there is only one e- filled in 3rd energy level........... attaining the electronic configuration:2,8,1.