Physics · A-Level · AQA · AQA A-level Physics (7408) · Specification point · 3.2.1.1 · Particles and radiation · Particles
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3.2.1.1 Constituents of the atom
| Content | Opportunities for skills development |
|---|---|
Simple model of the atom, including the proton, neutron and electron. Charge and mass of the proton, neutron and electron in SI units and relative units. The atomic mass unit (amu) is included in the A-level Nuclear physics section. Specific charge of the proton and the electron, and of nuclei and ions. Proton number Z, nucleon number A, nuclide notation. Students should be familiar with the notation. |
Meaning of isotopes and the use of isotopic data.