A phosphorus atom has 15 electrons.
20 electrons
42 electrons
Two electrons from each element are shared; the total is four electrons.
6 valence electrons
3 valence electrons
P has 5 valence electrons
Ca & P
Phosphorus
Fifteen (15)
it is used for fires, fertilizer, water treatment, metal treating and much more household items.
8 electrons
16 electrons
20 electrons
6 electrons
97 electrons
4 electrons.
4 electrons, 2 valence electrons