P-Block Elements Ques 462

Question: The final acid obtained during the manufacture of $ H_2SO_4 $ by contact process is

[SCRA 1991]

Options:

A) $ H_2SO_4 $ (conc.)

B) $ H_2SO_4 $ (dil.)

C) $ H_2SO_4 $

D) $ H_2S_2O_7 $

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Answer:

Correct Answer: D

Solution:

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



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