In the contact process, SO2 is passed twice through the catalytic converted. Why?

To produce less while converting to SO3

Since the energy and power consumed is less

Explore topic-wise MCQs in Chemistry Questions and Answers.

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1.	Which of the following is also referred to as ‘Marshall’s acid’?
A.	HO3SOOSO3H
B.	HO3SOSO3H
C.	HO3SSO3H
D.	HO3SSO2H
Answer» B. HO3SOSO3H

Discussion

2.	In the 17th century, Johann Glauber first prepared sulfuric acid by burning sulfur with potassium nitrate with steam. A famous salt was then called to be Glauber’s salt. Which of the following is it?
A.	Potassium nitrate
B.	Potassium sulfate
C.	Sodium sulfate
D.	Potassium hydroxide
Answer» D. Potassium hydroxide

Discussion

3.	In the contact process, SO2 is passed twice through the catalytic converted. Why?
A.	To produce less while converting to SO3
B.	Since the energy and power consumed is less
C.	To increase the yield
D.	To avoid choking hazards
Answer» D. To avoid choking hazards

Discussion

Explore topic-wise MCQs in Chemistry Questions and Answers.

Which of the following is also referred to as ‘Marshall’s acid’?

In the 17th century, Johann Glauber first prepared sulfuric acid by burning sulfur with potassium nitrate with steam. A famous salt was then called to be Glauber’s salt. Which of the following is it?

In the contact process, SO2 is passed twice through the catalytic converted. Why?