# Number of p electrons in an atom

What is the total number of p electrons in a single (ground state) P atom?

Electron configuration of P is [Ne]3s2 3p3

https://brainmass.com/chemistry/modern-quantum-theory/number-of-p-electrons-in-an-atom-9187

#### Solution Preview

Atomic number of Phosphorous is 15

------- K --- L --- M ---N

P15 >>--2-----8-----5 ---

The most inner K-shell can ...

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