Industrial Processes for Sulfuric Acid
Chemistry ⇒ Industrial Chemistry
Industrial Processes for Sulfuric Acid starts at 11 and continues till grade 12.
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Describe one method used to minimize the release of SO2 into the atmosphere during sulfuric acid production.
Describe the environmental impact of sulfuric acid mist if released into the atmosphere.
Describe the role of absorption towers in the Contact process.
Describe the three main stages of the Contact process for manufacturing sulfuric acid.
Explain the importance of using a catalyst in the Contact process.
Explain the significance of the Contact process in the global chemical industry.
Explain why a moderate temperature is used in the catalytic oxidation step of the Contact process.
Explain why the absorption of SO3 is not done directly in water during the Contact process.
At what temperature range is the catalytic converter in the Contact process typically operated? (1) 200–300°C (2) 400–450°C (3) 600–700°C (4) 800–900°C
Which environmental issue is most closely associated with sulfuric acid production? (1) Acid rain (2) Ozone depletion (3) Global warming (4) Eutrophication
Which industrial process is most commonly used for the large-scale production of sulfuric acid? (1) Contact process (2) Ostwald process (3) Haber process (4) Solvay process
Which of the following conditions favors the maximum yield of SO3 in the Contact process? (1) High temperature, high pressure (2) Low temperature, high pressure (3) High temperature, low pressure (4) Low temperature, low pressure
Fill in the blank: The absorption tower in the Contact process is also known as the __________ tower.
Fill in the blank: The catalyst commonly used in the Contact process is __________.
Fill in the blank: The chemical formula for oleum is __________.
Fill in the blank: The intermediate product formed when SO3 is absorbed in concentrated H2SO4 is called __________.
True or False: The Contact process can operate efficiently without a catalyst.
True or False: The Contact process can use both elemental sulfur and metal sulfide ores as sources of sulfur.
True or False: The Contact process involves the catalytic oxidation of sulfur dioxide to sulfur trioxide.
True or False: The Contact process is a batch process.
