Functional Group Compounds (HSC SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
Which carboxylic acid is the main component giving vinegar its sour taste and smell?
Which carboxylic acid is the main component giving vinegar its sour taste and smell?
Ethanoic acid
Where must the carboxyl functional group be located in a carboxylic acid molecule?
Where must the carboxyl functional group be located in a carboxylic acid molecule?
At the terminal carbon
What is the general molecular formula for carboxylic acids?
What is the general molecular formula for carboxylic acids?
In IUPAC naming, what suffix replaces the 'e' in the parent alkane name for carboxylic acids?
In IUPAC naming, what suffix replaces the 'e' in the parent alkane name for carboxylic acids?
oic acid
What is the common name for methanoic acid?
What is the common name for methanoic acid?
Formic acid
Why do carboxylic acids have the highest boiling points among similar molecular mass organic compounds?
Why do carboxylic acids have the highest boiling points among similar molecular mass organic compounds?
Strong H-bonding & dimer formation
How do large carboxylic acids behave in water?
How do large carboxylic acids behave in water?
Act as surfactants
Why are carboxylic acids classified as monoprotic acids?
Why are carboxylic acids classified as monoprotic acids?
Donate only one proton per molecule
What percentage does ethanoic acid ionize in aqueous solution?
What percentage does ethanoic acid ionize in aqueous solution?
About 1.3%
How does adding chlorine atoms to the carbon chain affect acid strength?
How does adding chlorine atoms to the carbon chain affect acid strength?
Increases acid strength