The main constituent of Vinegar is:

[amp_mcq option1=”Acetic acid” option2=”Ascorbic acid” option3=”Citric acid” option4=”Tartaric acid” correct=”option1″]

This question was previously asked in

UPSC NDA-2 – 2015

The correct answer is A) Acetic acid.

Vinegar is primarily an aqueous solution of acetic acid. Typically, it contains 5-20% acetic acid by volume. Acetic acid is responsible for vinegar’s characteristic sour taste and pungent smell.

Other options are incorrect. Ascorbic acid is Vitamin C. Citric acid is found in citrus fruits. Tartaric acid is found in grapes and tamarinds. While small amounts of other acids may be present depending on the production method, acetic acid is the main constituent.

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