Chemistry A-Level
Anomalous melting and boiling points
What Anomalous melting and boiling points means in Chemistry A-Level, as defined for OCR.
Definition of Anomalous melting and boiling points
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Reference: OCR
Water has a small relative molecular mass of 18, yet its melting point is 273 K and its boiling point is 373 K at standard pressure, far higher than expected from London forces alone.
Topics that use Anomalous melting and boiling points
- Bonding and structure (OCR A-Level)
Related terms
- Average bond enthalpy
- Averaging over similar compounds and its limitation
- Bond angles
- bond length and strength
- Bond polarity and lone pairs
- Bond polarity versus molecular polarity
- Comparison of solid, liquid and aqueous states
- Coordinate (dative covalent) bonding
Using Anomalous melting and boiling points in the exam
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