Chemistry A-Level
unsaturation
What unsaturation means in Chemistry A-Level, as defined for AQA.
Definition of unsaturation
Check what you remember
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Reference: AQA
Containing a carbon–carbon double bond, so the molecule can add extra atoms across that double bond without losing anything.
Topics that use unsaturation
- Structure, bonding and reactivity (AQA A-Level)
Related terms
- General formula
- restricted rotation
- test with bromine water
- attack by electrophiles
- carbon–carbon double bond
- high electron density
- planar geometry
Using unsaturation in the exam
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