Which one of the following acid is present in rancid butter__________________?
Correct answer: D. N-butyric acid
- A. Propionic acid
- B. Pentanoic acid
- C. Caprotic acidFind Chemistry Tutors
- D. N-butyric acid
Explanation
Rancid butter commonly develops a sharp odour and taste from liberated butyric acid, especially n-butyric acid. Propionic and pentanoic acids are not the standard answer for the characteristic rancidity of butter.
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