Carboxylic Acids

Q. What is the boiling point trend of carboxylic acids compared to alcohols?
  • A. Higher
  • B. Lower
  • C. Same
  • D. Depends on molecular weight
Q. What is the main product of the oxidation of ethanol?
  • A. Acetic acid
  • B. Formic acid
  • C. Butanoic acid
  • D. Propanoic acid
Q. What is the main use of citric acid?
  • A. Preservative
  • B. Flavoring agent
  • C. Cleaning agent
  • D. All of the above
Q. What is the molecular formula of Benzoic acid?
  • A. C6H5COOH
  • B. C7H6O2
  • C. C6H6O
  • D. C6H4O2
Q. What is the molecular formula of butanoic acid?
  • A. C3H6O2
  • B. C4H8O2
  • C. C5H10O2
  • D. C6H12O2
Q. What is the pKa of acetic acid?
  • A. 4.76
  • B. 5.76
  • C. 3.76
  • D. 6.76
Q. What is the pKa range of most carboxylic acids?
  • A. 0-1
  • B. 4-5
  • C. 8-9
  • D. 10-11
Q. Which carboxylic acid has the highest boiling point?
  • A. Formic acid
  • B. Acetic acid
  • C. Propanoic acid
  • D. Butanoic acid
Q. Which carboxylic acid is commonly known as 'butyric acid'?
  • A. C3H6O2
  • B. C4H8O2
  • C. C5H10O2
  • D. C2H4O2
Q. Which carboxylic acid is commonly known as formic acid?
  • A. Methanoic acid
  • B. Ethanoic acid
  • C. Propanoic acid
  • D. Butanoic acid
Q. Which carboxylic acid is commonly known as vinegar?
  • A. Formic acid
  • B. Acetic acid
  • C. Citric acid
  • D. Lactic acid
Q. Which carboxylic acid is found in vinegar?
  • A. Citric acid
  • B. Acetic acid
  • C. Lactic acid
  • D. Formic acid
Q. Which of the following acids is a dicarboxylic acid?
  • A. Oxalic acid
  • B. Acetic acid
  • C. Formic acid
  • D. Propanoic acid
Q. Which of the following acids is a saturated carboxylic acid?
  • A. Butanoic acid
  • B. Hexenoic acid
  • C. Cyclopropanoic acid
  • D. Benzoic acid
Q. Which of the following acids is used in the production of esters?
  • A. Acetic acid
  • B. Sulfuric acid
  • C. Nitric acid
  • D. Hydrochloric acid
Q. Which of the following is a carboxylic acid?
  • A. C2H5OH
  • B. C3H6O
  • C. C2H4O2
  • D. C3H8
Q. Which of the following is a saturated carboxylic acid?
  • A. Hexanoic acid
  • B. Hexenoic acid
  • C. Cyclohexanoic acid
  • D. Benzoic acid
Q. Which of the following is a strong carboxylic acid?
  • A. Formic acid
  • B. Acetic acid
  • C. Propanoic acid
  • D. Butyric acid
Q. Which of the following is the strongest carboxylic acid? (2022)
  • A. Formic acid
  • B. Acetic acid
  • C. Propanoic acid
  • D. Butanoic acid
Q. Which of the following statements about carboxylic acids is incorrect? (2020)
  • A. They can form hydrogen bonds.
  • B. They have higher boiling points than alcohols.
  • C. They are less acidic than alcohols.
  • D. They can be converted to esters.
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