818O^{18}_{8}\text{O}818O is a nuclide of oxygen.
What is the composition of one nucleus of this nuclide?
8 protons, 10 neutrons
8 protons, 18 neutrons
10 protons, 8 neutrons
18 protons, 8 neutrons
170 exam-style questions on CIE IGCSE Physics 5.1.2a Composition of the nucleus and isotopes. Each one has a worked solution and a mark scheme showing where the marks go.