Chemistry GCSE
Charge notation for ions
What Charge notation for ions means in Chemistry GCSE, as defined for AQA.
Definition of Charge notation for ions
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Reference: AQA
The ion symbol carries a superscript charge whose sign shows the direction of electron transfer, as in Mg²⁺ and O²⁻.
Topics that use Charge notation for ions
- Ionic bonding (AQA GCSE)
Related terms
- Charge and relative numbers of protons and electrons
- dot and cross diagram
- Electron gain and loss to form ions
- Electron transfer
- Electronic structure of atoms and ions
- Group number and ion charge
- Ion formation
- Ion formation by electron loss
Using Charge notation for ions in the exam
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