GATE 2026 Chemical Engineering, Q26 · Chemical Technology
The correct answers are A. manufacturing of resins and plastics; B. melamine production; D. sulfamic acid production.
Question
Urea has its major use as a solid fertilizer for nitrogen fixation. Which of the following is/are other application(s) of urea?
Official answer: A. manufacturing of resins and plastics; B. melamine production; D. sulfamic acid production
Why
GATE 2026 official key: (A, B, D). Urea is used to make urea-formaldehyde resins (A), melamine via pyrolysis (B), and sulfamic acid (D). Muriatic acid (HCl) is unrelated to urea chemistry.
Explanation cross-checked for consistency. Final answer matches the official IIT answer key.