Chemistry A-Level
charges on ions
What charges on ions means in Chemistry A-Level, as defined for AQA.
Definition of charges on ions
Check what you remember
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Reference: AQA
An ion needs its charge written outside a square bracket enclosing the whole species.
Topics that use charges on ions
- Nature of covalent and dative covalent bonds (AQA A-Level)
Related terms
- arrow direction
- arrows for dative bonds
- bond length and strength
- dative covalent bonding
- dot-and-cross diagrams
- electrostatic attraction to both nuclei
- identical once formed
- regions of electron density
Using charges on ions in the exam
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