Quiz for Carboxylic Acids and Derivatives

Q1: What is the IUPAC name of CH3CH2COOH?

A. Acetic acid B. Formic acid C. Propanoic acid D. Butanoic acid

Q2: Which reagent is used to convert acid to acid chloride?

A. LiAlH4 B. PCl5 C. NaBH4 D. H2SO4

Q3: Esterification is a reaction between?

A. Alcohol and aldehyde B. Alcohol and carboxylic acid C. Acid chloride and water D. Amide and alcohol

Q4: Which functional group is found in esters?

A. -COOH B. -CHO C. -COOR D. -OH

Q5: Which derivative is formed when acid reacts with ammonia?

A. Ester B. Amide C. Anhydride D. Ether

Q6: Which of the following undergoes decarboxylation easily?

A. Formic acid B. Oxalic acid C. Benzoic acid D. Acetic acid

Q7: Which reaction converts ester to carboxylic acid?

A. Esterification B. Hydrolysis C. Nitration D. Halogenation

Q8: Which acid shows strong hydrogen bonding?

A. Acetic acid B. Formic acid C. Benzoic acid D. All of these

Q9: Acid derivatives are obtained by replacing -OH of -COOH with?

A. -NH2 B. -Cl C. -OR D. All of the above

Q10: Acid anhydride on hydrolysis gives?

A. Alcohol B. Aldehyde C. Two acids D. Amine

Q11: Which is the correct order of reactivity towards hydrolysis?

A. Acid chloride > Ester > Amide B. Amide > Ester > Acid chloride C. Ester > Amide > Acid chloride D. All equal

Q12: Which of these is an example of aromatic carboxylic acid?

A. Acetic acid B. Benzoic acid C. Formic acid D. Oxalic acid

Q13: Which has the lowest boiling point?

A. Ethanol B. Acetic acid C. Formic acid D. Propanoic acid

Q14: Amides can be converted to amines using?

A. LiAlH4 B. PCl5 C. HCl D. KMnO4

Q15: Acid hydrolysis of ester gives?

A. Aldehyde and alcohol B. Ketone and acid C. Acid and alcohol D. Acid and alkane

Q16: Ethanoic acid is another name for?

A. Propanoic acid B. Methanoic acid C. Acetic acid D. Benzoic acid

Q17: Which reagent converts acid to anhydride?

A. HCl B. NaOH C. P2O5 D. H2O2

Q18: Which has the highest acidity?

A. Formic acid B. Acetic acid C. Benzoic acid D. Phenol

Q19: Which derivative is least reactive towards hydrolysis?

A. Acid chloride B. Ester C. Amide D. Anhydride