Multiple choice general knowledge science & technology

What type of acid is extracted from the juice of lemons, oranges, limes, and grapefruit?

  1. Sulphuric acid

  2. Citric acid

  3. Acetic acid

  4. Amino acid
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Citric acid (C6H8O7) is a naturally occurring organic acid found abundantly in citrus fruits like lemons, oranges, limes, and grapefruit, giving them their characteristic sour taste. Sulphuric acid is a strong mineral acid, acetic acid is found in vinegar, and amino acids are protein building blocks.

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