In the manufacture of urea, the intermediate chemical formed is__________________?
Correct answer: A. Ammonium carbamate
- A. Ammonium carbamate
- B. Biuret
- C. Ammonium carbonate
- D. None of these
Explanation
Urea manufacture first forms ammonium carbamate from ammonia and carbon dioxide, which then dehydrates to urea and water. Biuret is an unwanted side product formed from excess heating or urea decomposition.
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