Physical Properties and Functional Groups (Grade 12 NSC Matric Physical Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the characteristic smell of alkenes?
What is the characteristic smell of alkenes?
Sweet or musky
How does water solubility of alcohols change as the carbon chain length increases?
How does water solubility of alcohols change as the carbon chain length increases?
Decreases
Why do alcohols have higher boiling points than corresponding hydrocarbons?
Why do alcohols have higher boiling points than corresponding hydrocarbons?
Hydrogen bonding
What does volatility refer to?
What does volatility refer to?
Tendency to enter gas phase
What happens to volatility as more chlorine atoms are added to a haloalkane?
What happens to volatility as more chlorine atoms are added to a haloalkane?
Volatility decreases
Why are carboxylic acids classified as weak acids?
Why are carboxylic acids classified as weak acids?
Only partially dissociate
What is dimerisation in carboxylic acids?
What is dimerisation in carboxylic acids?
Two molecules connect via H-bonds
Which compound has the highest boiling point: ethane, ethanol, or ethanoic acid?
Which compound has the highest boiling point: ethane, ethanol, or ethanoic acid?
Ethanoic acid
Why are ketones highly water-soluble?
Why are ketones highly water-soluble?
Form H-bonds with water molecules
What effect does the hydroxyl group have on alcohol molecules?
What effect does the hydroxyl group have on alcohol molecules?
Makes them polar