Moderate
What is the formula of urea?
Correct answer: A. CO (NH2)2
- A. CO (NH2)2
- B. NH2-CO-NH-CO-NH2
- C. (NH4)2CO3
- D. None of these
Explanation
Urea is CO(NH₂)₂, also written as NH₂CONH₂, containing one carbonyl group bonded to two amino groups. The other formulas represent different nitrogen compounds.
Last updated
Practise Soil Science
377 free Soil Science MCQs from Agriculture, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Agriculture questions like this
Agriculture is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.