How many protons and neutrons in oxygen 16 July 8, 2019 16 32 64 128 How many protons neutrons and electrons in oxygen 16 How many protons and neutrons does oxygen 16 have How many protons neutrons and electrons does oxygen 16 have How many protons and neutrons are in an isotope of oxygen 16 How many protons neutrons and electrons are in the isotope oxygen 16