Which Two Atoms Below Have the Same Number of Neutrons ${ }_{8}^{15} \mathrm{O}$

question 14

Multiple Choice

Which two atoms below have the same number of neutrons?
${ }_{8}^{15} \mathrm{O}$ , ${ }_{8}^{16} \mathrm{O}$ , ${ }_{9}^{20} \mathrm{F}$ , ${ }_{20}^{20} \mathrm{Ne}$ , ${ }_{11}^{22} \mathrm{Na}$

• A) \({ }_{8}^{15} \mathrm{O}\) and \({ }_{8}^{16} \mathrm{O}\)
• B) \({ }_{8}^{16} \mathrm{O}\) and \({ }_{11}^{22} \mathrm{Na}\)
• C) \({ }_{9}^{20} \mathrm{F}\) and \({ }_{20}^{20} \mathrm{Ne}\)
• D) \({ }_{9}^{20} \mathrm{F}\) and \({ }_{11}^{22} \mathrm{Na}\)
• E) \({ }_{20}^{20} \mathrm{Ne}\) and \({ }_{11}^{22} \mathrm{Na}\)

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