Multiple choice

Which of the following statements regarding the uses of catalysts are wrong?

  1. They can be used in energy processing

  2. They can not be used for large-scale production of chemicals

  3. They can be used in the preparation of fine chemicals

  4. They can be used in food processing

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Some chemicals are produced on large scale via catalytic oxidation, often using oxygen. Examples include nitric acid (from ammonia), sulphuric acid (from sulphur dioxide to sulphur trioxide by the chamber process), terephthalic acid from p-xylene, and acrylonitrile from propane and ammonia.

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