Which statement correctly describes the electric charges of the subatomic particles in an atom?
Protons are positive, neutrons are neutral, and electrons are negative.
Protons are negative, neutrons are neutral, and electrons are positive.
Protons are positive, neutrons are negative, and electrons are neutral.
Protons are neutral, neutrons are positive, and electrons are negative.
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.