Single Answer Question: Which of the following gives phthalic anhydride on reaction with conc. H2SO4 in the presence of Hg?
(a) Napthalene (b) Phenol (c) p-xylene (d) m-xylene
guys first of all tell me what is phthalic anhydride and what happens in the reaction with conc. sulphuric acid in presence of Hg...
Rates assured
Moderation Team
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