MCQ
Reaction of phenol with dil. $HN{O_3}$ gives
- A$p$ and $m-$ nitrophenols
- ✓$o-$ and $ p-$ nitrophenols
- CPicric acid
- D$o-$ and $m-$ nitrophenols

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$MnO_4^ - + 5F{e^{2 + }} + 8{H^ + } \to M{n^{2 + }} + 5F{e^{3 + }} + 4{H_2}O$,
here $10\, ml$ of $0.1\, M$ $KMn{O_4}$ is equivalent to
| Test | Interference |
| $(a)$ $2, 4-DNP$ test | Colorued precipitate |
| $(b)$ Iodoform test | Yellow precipitate |
| $(c)$ Azo-dye test | No dye formation |
Compound $‘X’$ is