Industrial Gases

Question 1

How is oxygen industrially separated from air?

Answer 1

Cryogenic distillation (based on boiling points).

Question 2

What is the primary method for hydrogen production?

Answer 2

Steam Methane Reforming (SMR).

Question 3

Which gas is produced by reacting calcium carbide with water?

Answer 3

Acetylene (C₂H₂).

Question 4

What is the boiling point of nitrogen?

Answer 4

-195.8°C.

Question 5

Name two uses of argon.

Answer 5

Welding shielding gas, electronics manufacturing.

Question 6

What is the purpose of Pressure Swing Adsorption (PSA)?

Answer 6

To separate gases (e.g., N₂ or O₂) using adsorbents like zeolites.

Question 7

Which raw material is used to produce carbon dioxide for beverages?

Answer 7

Fermentation byproducts or flue gases.

Question 8

What is the main component of natural gas?

Answer 8

Methane (CH₄).

Question 9

Which gas is essential for MRI machines?

Answer 9

Helium (He).

Question 10

What does the Haber-Bosch process produce?

Answer 10

Ammonia (NH₃) from nitrogen and hydrogen.