How many neutrons does phosphorus have?
| September 1, 2021 | education
Atomic number 3, phosphorus = 15. That is, we have 15 protons, fundamental, positively charged, massive particles in the nucleus of phosphorus. Its atomic number determines the elemental identifier. If there are 15 protons, then to make up the isotopic mass, 31, there must be 16 neutrons, 16 massive, neutralized particles in the nucleus of the element.
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