Sulphur trioxide is unsuitable for which compound?(a) Saturated aliphatic compounds(b) Saturated aromatic compounds(c) Unsaturated aliphatic compounds(d) Unsaturated aromatic compoundsI have been asked this question during an online interview.My doubt is from Benzene and Its Derivatives in portion Sulfonation and Sulfation of Unit Processes

Sulphur trioxide is unsuitable for which compound?(a) Saturated alipha

1.	Sulphur trioxide is unsuitable for which compound?(a) Saturated aliphatic compounds(b) Saturated aromatic compounds(c) Unsaturated aliphatic compounds(d) Unsaturated aromatic compoundsI have been asked this question during an online interview.My doubt is from Benzene and Its Derivatives in portion Sulfonation and Sulfation of Unit Processes
Answer» Correct option is (a) SATURATED aliphatic compounds For explanation: sulphur trioxide and its hydrates are generally unsuitable for sulfonating saturated aliphatic compounds. Either no REACTION occurs, or oxidative decomposition takes PLACE, YIELDING a COMPLEX mixture.

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