Welcome to the Carboxylic Acids MDCAT MCQs with Answers. In this post, we have shared Carboxylic Acids Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Chemistry offers a chance to enhance your knowledge regarding Carboxylic Acids MCQs in this MDCAT Online Test.
Which of the following is a carboxylic acid?
a) CH₃CH₂OH
b) CH₃COOH
c) CH₃NH₂
d) CH₄
The general formula for a carboxylic acid is:
a) CnH₂n+1COOH
b) CnH₂nO₂
c) CnH₂nO
d) CnH₂n+2O₂
Which of the following is the strongest carboxylic acid?
a) Methanoic acid
b) Ethanoic acid
c) Propanoic acid
d) Butanoic acid
The IUPAC name of CH₃COOH is:
a) Ethanoic acid
b) Propanoic acid
c) Butanoic acid
d) Methanoic acid
Which of the following carboxylic acids is found in vinegar?
a) Butanoic acid
b) Propanoic acid
c) Acetic acid
d) Oxalic acid
The carboxylic acid with the formula C₆H₅COOH is known as:
a) Benzoic acid
b) Salicylic acid
c) Tartaric acid
d) Oxalic acid
Which of the following is not a property of carboxylic acids?
a) They are weak acids
b) They react with metals to form salts and hydrogen gas
c) They have a high boiling point due to hydrogen bonding
d) They form esters with alcohols
The carboxylic acid with the formula C₄H₈O₂ is known as:
a) Butanoic acid
b) Propanoic acid
c) Ethanoic acid
d) Methanoic acid
The reaction of carboxylic acids with alcohols to form esters is called:
a) Esterification
b) Saponification
c) Hydrolysis
d) Oxidation
The carboxylic acid that is a major component of citrus fruits is:
a) Formic acid
b) Oxalic acid
c) Citric acid
d) Acetic acid
The formula for butanoic acid is:
a) C₄H₈O₂
b) C₄H₆O₂
c) C₄H₁₀O₂
d) C₄H₄O₂
Which of the following carboxylic acids is used in the manufacture of dyes and drugs?
a) Acetic acid
b) Benzoic acid
c) Butanoic acid
d) Propanoic acid
The carboxylic acid with the formula C₆H₄(OH)COOH is known as:
a) Salicylic acid
b) Benzoic acid
c) Oxalic acid
d) Tartaric acid
The carboxylic acid used in the manufacture of aspirin is:
a) Acetic acid
b) Salicylic acid
c) Benzoic acid
d) Oxalic acid
The carboxylic acid with the formula C₂H₄O₂ is known as:
a) Acetic acid
b) Propanoic acid
c) Butanoic acid
d) Methanoic acid
Which carboxylic acid has the highest boiling point?
a) Methanoic acid
b) Ethanoic acid
c) Propanoic acid
d) Butanoic acid
The formula for methanoic acid is:
a) CH₃COOH
b) CH₃CH₂COOH
c) HCOOH
d) CH₃CH₂CH₂COOH
The reaction of carboxylic acids with bases forms:
a) Salts and water
b) Esters and water
c) Alcohols and water
d) Aldehydes and water
The carboxylic acid with the formula C₆H₅COOH is used in the synthesis of:
a) Salts
b) Esters
c) Dyes
d) Polymers
Which of the following is a method of preparing carboxylic acids?
a) Oxidation of aldehydes
b) Reduction of ketones
c) Hydrolysis of esters
d) Both a and c
The IUPAC name for CH₃CH₂COOH is:
a) Propanoic acid
b) Butanoic acid
c) Acetic acid
d) Methanoic acid
The common name for C₂H₄O₂ is:
a) Acetic acid
b) Propionic acid
c) Butanoic acid
d) Methanoic acid
The primary use of oxalic acid is:
a) Cleaning agent
b) Food preservative
c) Fabric dyeing
d) Medicine
The formula for oxalic acid is:
a) C₂H₂O₄
b) C₄H₆O₄
c) C₃H₆O₄
d) C₄H₈O₄
Which of the following acids is used in the production of soap?
a) Acetic acid
b) Butanoic acid
c) Palmitic acid
d) Citric acid
The IUPAC name for C₅H₁₀O₂ is:
a) Pentanoic acid
b) Butanoic acid
c) Hexanoic acid
d) Propanoic acid
The formula for lactic acid is:
a) C₃H₆O₃
b) C₄H₆O₄
c) C₂H₄O₂
d) C₅H₁₀O₅
The reaction of carboxylic acids with alcohols in the presence of an acid catalyst produces:
a) Esters
b) Aldehydes
c) Ketones
d) Alcohols
The primary carboxylic acid in human sweat is:
a) Formic acid
b) Acetic acid
c) Butanoic acid
d) Citric acid
The formula for benzoic acid is:
a) C₆H₅COOH
b) C₇H₆O₂
c) C₅H₆O₂
d) C₆H₆O₄
The common name for CH₃COOH is:
a) Acetic acid
b) Formic acid
c) Propanoic acid
d) Butanoic acid
Carboxylic acids with the general formula CnH₂nO₂ can be classified as:
a) Monocarboxylic acids
b) Dicarboxylic acids
c) Hydroxy acids
d) Aldehydes
Which of the following is used as a preservative in food?
a) Acetic acid
b) Oxalic acid
c) Lactic acid
d) Benzoic acid
The carboxylic acid that is used in the synthesis of nylon is:
a) Tartaric acid
b) Adipic acid
c) Citric acid
d) Malic acid
Which of the following is an example of a dicarboxylic acid?
a) Oxalic acid
b) Acetic acid
c) Propanoic acid
d) Butanoic acid
The common name for C₆H₅COOH is:
a) Benzoic acid
b) Toluic acid
c) Salicylic acid
d) Phenylacetic acid
The IUPAC name for CH₃CH₂COOH is:
a) Propanoic acid
b) Butanoic acid
c) Acetic acid
d) Methanoic acid
Carboxylic acids are characterized by which functional group?
a) -OH
b) -COOH
c) -CHO
d) -NH₂
Which of the following acids is used in the preparation of aspirin?
a) Acetic acid
b) Salicylic acid
c) Benzoic acid
d) Citric acid
The IUPAC name for CH₃COOH is:
a) Ethanoic acid
b) Propanoic acid
c) Butanoic acid
d) Methanoic acid
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