MCQ
Picric acid is
- ATrinitroaniline
- BTrinitrotoluene
- CA volatile liquid
- ✓$2, 4, 6 $ trinitrophenol

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Reason : $V_2O_5$ or $Pt$ is used in the preparation of $H_2SO_4$ by contact process.
| $1$ | $2$ | $3$ | |
| $\mathrm{HI}\left(\mathrm{mol} \mathrm{L}^{-1}\right)$ | $0.005$ | $0.01$ | $0.02$ |
| Rate $\left(\mathrm{mol} \mathrm{L}^{-1} \mathrm{~s}-1\right)$ | $7.5 \times 10^{-4}$ | $3.0 \times 10^{-3}$ | $1.2 \times 10^{-2}$ |