Question

An atom of an element has five electrons in the third shell which is the outermost shell write:-
1. The electronic configuration.
2. The atomic number.
3. Number of protons.
4.Valency.
5. The name of the element.

Answer 1

Answer:

Explanation:

1.  2,3

2.  15

3. 15

4. both 3 and 5

5.  Phosphorus