Urea is represented as______________________?
Correct answer: C. NH2.CO.NH2
- A. NH.CO2.NH
- B. NH3CO.CH3
- C. NH2.CO.NH2
- D. NH3.CO2.NH3
Explanation
Urea has two amino groups attached to a carbonyl group, giving the structural formula CO(NH2)2, written here as NH2.CO.NH2. The other formulas represent different or chemically incorrect compounds.
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