there are 2 in the first
there are 8 in the second
there are 5 in the third
Phosphorus
Phosphorus has 5 electrons in the the third shell.
Phosphorus forms P3- ion and it has 8 valence electrons (5 valence electrons from phosphorus and three from the charge).
5
3
The total number of electrons in Phosphorus (P) is 15 (its atomic number). The first energy level contains 2, the second energy level contains 8, and the third energy level contains 5.
Phosphorus has five electrons in its outermost energy level (valence electrons).
Phosphorus
phosphorus
Phosphorus has 5 electrons in the the third shell.
Phosphorus forms P3- ion and it has 8 valence electrons (5 valence electrons from phosphorus and three from the charge).
The corresponding element is phosphorus.
5
3
the energy levels are as follows: first shell 2 second shell 8 third shell 5
An atom with seven electrons will have five electrons in the second energy level.
More energy have the electrons in the second level of energy.