Thank you for reporting, we will resolve it shortly
Q.
When $o$- or $ p- $ phenolsulphonic acid is treated with bromine water, the product formed is
ManipalManipal 2008Alcohols Phenols and Ethers
Solution:
Like nitration, bromination of $o$-or $p$-phenolsulphonic acid occurs with simultaneous replacement of $ S{{O}_{3}}H $ group by $Br$ atom to ultimately give $2, 4, 6-$tribromophenol.