Three students are describing the structure of a neutral atom.
Which students are making a correct statement?
1, 2 and 3
1 and 2 only
1 and 3 only
2 and 3 only
114 exam-style questions on CIE IGCSE Physics 5.1.1a Structure of the atom and ions. Each one has a worked solution and a mark scheme showing where the marks go.