CBSE · Class 11 · Chemistry · HydrocarbonsPassing acetylene through red-hot iron tube at 873 K produces:
Step-by-Step Solution
When ethyne (acetylene) is passed through a red-hot iron tube at 873 K, it undergoes cyclic polymerization to form benzene. Three molecules of ethyne combine to form one molecule of benzene.
Detailed Options Breakdown
Option : Ethane
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Hydrocarbons.
Option 1: Ethene
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Hydrocarbons.
Option 2: Benzene (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Hexane
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Hydrocarbons.
💡 Study Guide: This question tests core syllabus concepts from Hydrocarbons. For formulas, key summaries, and mock exam reference guides, read the full Hydrocarbons Revision Notes.