Answer:
The atomic number of phosphorus is 15.
It has zero charge because it has 15 electrons.
Explanation:
The element Phosphorus with the symbol (P) is the fourth element to the right of sodium in the periodic table. It is a non-metallic element that belongs to the group 5 and period 3 on the periodic table. Phosphorus atomic number is its serial number in the periodic table which is 15.
As sodium and phosphorus exists on the same period 3, they have the same numbers of electron shells. Electrons are arranged in shells, which is situated at various distances from the central nucleus. It has zero charge because it has 15 electrons.
