Chemistry A-Level
anomalous boiling points
What anomalous boiling points means in Chemistry A-Level, as defined for AQA.
Definition of anomalous boiling points
Check what you remember
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Reference: AQA
Hydrogen bonding explains why water, ammonia and hydrogen fluoride boil far above the trend set by the other hydrides of its group.
Topics that use anomalous boiling points
- Forces between molecules (AQA A-Level)
Related terms
- branching and contact area
- comparing force strengths
- electronegativity of the donor atom
- four hydrogen bonds per water molecule
- hydrogen bonding
- induced dipole-dipole forces
- open lattice in ice
- permanent dipole-dipole forces
Using anomalous boiling points in the exam
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