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What is the formula of Fuming Sulphuric acid?(a) H2SO3+SO2(b) H2SO4+SO3(c) H2SO4+SO4(d) H2SO4+OHI had been asked this question during an internship interview.I need to ask this question from Oxidizing Agents in chapter Oxidation of Unit Processes

Answer»

The correct choice is (b) H2SO4+SO3

For explanation I WOULD say: Fuming sulfuric acid, H2S04 + SO3, in the PRESENCE of MERCURY salts ACTS as a powerful oxidizing agent.



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