Chemistry A-Level
Melting point as evidence of structure
What Melting point as evidence of structure means in Chemistry A-Level, as defined for OCR.
Definition of Melting point as evidence of structure
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Reference: OCR
Melting point rises from sodium to magnesium to aluminium, peaks sharply at silicon, then falls abruptly to phosphorus and sulfur, with chlorine and argon lower still.
Topics that use Melting point as evidence of structure
- Periodicity (OCR A-Level)
Related terms
- Applying the sequence to specific elements
- atomic radius
- Cations and delocalised electrons
- delocalised electrons
- Distinction from mass number and relative atomic mass
- electrostatic attraction
- First ionisation energy
- Forces broken on melting
Using Melting point as evidence of structure in the exam
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