Which of the following is the natural source of acetic acid?
Show answer & explanation
Correct answer: D
Explanation
Correct Answer: Option 4 (Vinegar)
Explanation:
The most important natural source of acetic acid is vinegar. Vinegar contains approximately 5% to 8% acetic acid. Its chemical formula is CH3COOH. Industrially, it is produced by fermentation.
Analysis of Other Options
Tomato: Oxalic acid is found primarily in tomatoes.
Orange: Citrus fruits like lemons and oranges are rich in citric acid and vitamin C (ascorbic acid).
Tamarind: Tartaric acid is found in tamarind and grapes.
Possible Questions for the Upcoming Exam
Which acid is present in ant stings?
(Answer: Methanoic acid or formic acid)
Which acid is present in sour milk or yogurt?
(Answer: Lactic acid)
Which acid helps digest food in the stomach?
(Answer: Hydrochloric acid - HCl)