A nuclide of fluorine can be represented by 919F^{19}_{9}\text{F}919F.
Which row in the table gives the correct numbers of particles in a neutral fluorine atom?
| Number of electrons | Number of protons | Number of neutrons | |
|---|---|---|---|
| A | 9 | 9 | 10 |
| B | 10 | 9 | 19 |
| C | 10 | 10 | 9 |
| D | 19 | 19 | 10 |
Row A
Row B
Row C
Row D
284 exam-style questions on CIE IGCSE Physics 5.1 The nuclear model of the atom, covering 5.1.1a Structure of the atom and ions, 5.1.1b Alpha-particle scattering, 5.1.2a Composition of the nucleus and isotopes, 5.1.2b Proton number, nucleon number and nuclide notation, and 5.1.2c Nuclear fission and nuclear fusion. Each one has a worked solution and a mark scheme showing where the marks go.