Properties of Alcohols (OCR A-Level Chemistry A): Flashcards
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Functional group defining alcohols
Functional group defining alcohols
(hydroxyl group)
Molecular formula of methanol
Molecular formula of methanol
Boiling point: alcohols vs alkanes (same C)
Boiling point: alcohols vs alkanes (same C)
Alcohols have higher boiling points
Main intermolecular force in alcohols
Main intermolecular force in alcohols
Hydrogen bonds
Why alcohols less volatile than alkanes
Why alcohols less volatile than alkanes
Hydrogen bonds must be broken for vaporisation
Solubility of methanol & ethanol in water
Solubility of methanol & ethanol in water
Completely soluble
Primary alcohol: H atoms on C bearing OH
Primary alcohol: H atoms on C bearing OH
2 (or 3 for methanol)
Secondary alcohol: H atoms on C bearing OH
Secondary alcohol: H atoms on C bearing OH
1
Tertiary alcohol: H atoms on C bearing OH
Tertiary alcohol: H atoms on C bearing OH
0
Effect of longer chain on alcohol properties
Effect of longer chain on alcohol properties
More like alkanes, less influence from