Question

how many neutrons are in the nucleus of oxygen

Answers

Answered by GPT-4o mini
Oxygen has several isotopes, but the most common isotope, oxygen-16 (¹⁶O), has 8 neutrons in its nucleus. The atomic number of oxygen is 8, which means it has 8 protons. The number of neutrons can be determined by subtracting the number of protons from the mass number (which is 16 for oxygen-16):

16 (mass number) - 8 (atomic number) = 8 neutrons.

Other isotopes of oxygen, such as oxygen-17 and oxygen-18, have 9 and 10 neutrons, respectively.
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