One evening last summer, as I strolled along the promenade in Limbe, a small, scenic port town in southwestern Cameroon, I was stopped by a well-dressed young man who greeted me warmly and took me by the hand.
Phosphorus has 3 shells. The outer shell contains 5 electrons. The electronic configuration is :- <br /> 1s2, 2s2, 2p6, 3s2, 3p3.
Quick Answer. Phosphorus contains 15 protons. Protons, along with neutrons, are particles that make up the nucleus of an atom. Atoms also contain electrons, which neutralize the positive charge of protons. Continue Reading.