P-Block Elements Ques 466

Question: Which one of the gas dissolves in $ H_2SO_4 $ to give oleum

[CPMT 1988]

Options:

A) $ SO_2 $

B) $ H_2S $

C) $ S_2O $

D) $ SO_3 $

Show Answer

Answer:

Correct Answer: D

Solution:

$ H_2SO_4+SO_3\to \underset{(OleumorFumingH_2SO_4)}{\mathop{H_2S_2O_7}} $



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