A radioactive oxygen nucleus emits a positron and becomes

CHEMISTRY · Single correct · US High School · Chemistry · Atomic Structure & Nuclear · Atomic Structure & Nuclear

Problem

1. A radioactive oxygen

{ }^{15} \mathrm{O}_{8}

nucleus emits a positron and becomes (A)

{ }^{15} \mathrm{~N}_{7}

(B)

{ }^{15} \mathrm{O}_{8}

(C)

{ }^{14} \mathrm{~F}_{9}

(D)

{ }^{15} \mathrm{~F}_{9}