Multiple choice

The constituent of vinegar is

  1. Bisphenol A

  2. Polybutadiene

  3. Bromoacetic acid

  4. Acetic acid

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Acetic acid is an organic compound with the chemical formula CH3COOH. It is a colourless liquid that when undiluted is also called glacial acetic acid. As the main component of vinegar, it has a distinctive sour taste and pungent smell.