Which of the following produces nitrogen gas after the reaction with nitrous acid?
- $\left(\mathrm{CH}_3\right)_3 \mathrm{~N}$
- $\mathrm{C}_2 \mathrm{H}_5 \mathrm{NHC}_2 \mathrm{H}_5$
- $\left(\mathrm{C}_2 \mathrm{H}_5\right)_3 \mathrm{~N}$
- $\mathrm{C}_2 \mathrm{H}_5 \mathrm{NH}_2$
Asked in: AP EAMCET 2023 (15 May Shift 2)