Nuclide notation
What Nuclide notation means in Combined Science GCSE, as defined for AQA.
Definitions of Nuclide notation
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Reference: AQA
A standard symbolic representation of an atom in which the mass number is written as a superscript and the atomic number as a subscript before the element symbol.
A way of representing atoms that shows the mass number as a superscript and the atomic number as a subscript before the chemical symbol.
A way of writing an atom in which the mass number is written as a superscript before the symbol.
Topics that use Nuclide notation
- Mass number, atomic number and isotopes (AQA GCSE)
- Size and mass of atoms (AQA GCSE)
Related terms
- Atomic number
- Isotopes
- Mass number
- Relative atomic mass
- Atomic structure
- Electron arrangement and outer electrons
- Empty space
- Ion formation
Using Nuclide notation in the exam
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