Which type of reaction is illustrated by the following equation? C12H26 → 5C 2H4 + C 2H6

Assessment: WAEC SSCE - Chemistry - 2014 (Objective) Subject: Chemistry

Question 1 Report

Which type of reaction is illustrated by the following equation? C12H26 → 5C 2H4 + C 2H6
Answer Details
The type of reaction illustrated by the given equation is "cracking". In cracking, a large hydrocarbon molecule is broken down into smaller molecules by heating it at high temperatures or using a catalyst. In this reaction, C12H26 (a large hydrocarbon molecule) is broken down into smaller molecules of C 2H4 and C 2H6 by heating. Therefore, the correct answer is "Cracking".
Read lesson note on Chemistry Of Carbon Compounds (Nigeria Only) (WAEC)
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