MCQ
Chlorobenzene on fusing with solid $NaOH$ gives
- ABenzene
- BBenzoic acid
- ✓Phenol
- DBenzene chloride

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(Round off to the Nearest Integer).
[Given : Henry's law constant $= K _{ H }=8.0 \times 10^{4} kPa$ for $O _{2}$ Density of water with dissolved oxygen $=1.0\, kg\, dm ^{-3}$ ]