Multiple choice

Which of the following statements is FALSE about the process of 'cracking' in the petrochemical industry?

  1. It requires high temperature.

  2. It converts small hydrocarbons to more useful bigger hydrocarbons.

  3. In catalytic cracking, much lower pressure is required than thermal cracking.

  4. Petrol obtained from vapour phase cracking has better anti-knock properties than petrol from liquid phase cracking.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Cracking is the decomposition of bigger hydrocarbon molecules into simpler, low boiling hydrocarbons of lower molecular weight.

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