NEETChemistryAlcohols Phenols and Ethers
What type of reaction is the conversion of phenol to phenol-2,4-disulphonic acid with concentrated sulfuric acid?
Options
- AElectrophilic substitution
- BNucleophilic substitution
- COxidation
- DHydrolysis
Correct answer
A. Electrophilic substitution
Step-by-step solution
The conversion of phenol to phenol-2,4-disulphonic acid with concentrated sulfuric acid involves electrophilic substitution of a sulfonic acid group (-SO 3 H).