Phenol on treating with concentrated $\mathrm{H}_{2} \mathrm{SO}_{4}$ at $15-20^{\circ} \mathrm{C}$ mainly…
Phenol on treating with concentrated $\mathrm{H}_{2} \mathrm{SO}_{4}$ at $15-20^{\circ} \mathrm{C}$ mainly produces
phenol-2-sulphonic acid
phenol-4-sulphonic acid
a $50 \%$ mixture of ortho and para phenol sulphonic acid
phenol-2, 4, 6-trisulphonic acid
Solution
Phenol on treating with concentrated $\mathrm{H}_2 \mathrm{SO}_4$ at \(15-20^{\circ} \mathrm{C}\) mainly produces is phenol-2-sulphonic acid At low temperature, ortho-product is obtained.
The substance phenol is aromatic. This organic substance's chemical name is $\mathrm{C}_6 \mathrm{H}_6 \mathrm{O}$.
Carbolic acid is another name for phenol.
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