Where does a carbonyl (C=0) stretch appear in an IR spectrum?

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Where does a carbonyl (C=0) stretch appear in an IR spectrum? Answer: 1870-1650

Question context

This question is part of 🧬 Biochemistry within the broader 🧬 Medical Science subject and appears in the DemoPaper-Pakistan preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.