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Which one of the following is a wrong statement?

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Which one of the following is a wrong statement?

(a) Pressure and temperature requirements are higher for catalytic cracking

(b) Rate of polymerization is increased by increasing pressure

(c) Thermal pyrolysis of methane and ethane require quenching

(d) Higher the molecular weight, higher is the coking tendency

This question was addressed to me in exam.

Query is from Natural Products topic in division Natural Products of Chemical Technology

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Correct answer is (a) Pressure and temperature requirements are higher for catalytic cracking

Explanation: The statement is wrong as pressure and temperature requirements are lower for catalytic cracking. Gas oil undergoes catalytic cracking to produce high yield of petrol fraction.

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