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Fluorine britannica symbol Life11e_ch02 Number of protons, neutrons, and electrons in an atom
Protons xenon neutrons electrons electron atomic proton nucleus Neutrons isotopes ch02 nucleus Protons number electrons neutrons atom table elements periodic atoms many organizes their brookes corbis andrew getty
life11e_ch02
Xenon - Protons - Neutrons - Electrons - Electron Configuration
Number of Protons, Neutrons, and Electrons in an Atom
Fluorine | Uses, Properties, & Facts | Britannica