Calculate the number of protons in O-2 ion.
Question
Calculate the number of protons in O-2 ion.
Solution
The number of protons in an atom or ion is determined by its atomic number. The atomic number of Oxygen (O) is 8, which means it has 8 protons. The charge of an ion does not affect the number of protons. Therefore, an O-2 ion also has 8 protons.
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IsotopeAtomic numberNumber of protonsMass numberNumber of neutronsStable/Unstable88168stable88179stable881810stableQuestion 15SavedExplain in your own words how you calculated the number of neutrons in these oxygen isotopes. Then sum up your answer by writing an equation that begins: "number of neutrons = ..."
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