JEE Main 2023ChemistryPolymersEasyMCQ

JEE Main 2023 — Polymers Question with Solution

JEE Main 2023 (11 Apr Shift 1)

Question

The polymer X-consists of linear molecules and is closely packed. It is prepared in the presence of trimethylammoniumpropyl and titanium tetrachloride under low pressure. The polymer X is

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Correct answer
AHigh density polythene

Step-by-step explanation

High-density polyethylene (HDPE) is commonly prepared in the presence of a Ziegler-Natta catalyst. 

The information provided describes the preparation and characteristics of a high-density polyethylene (HDPE) polymer. HDPE is a widely used thermoplastic polymer known for its high strength, durability, and excellent chemical resistance.

The presence of trimethylammoniumpropyl (TMP) and titanium tetrachloride (TiCl4) indicates that the polymerization process is likely carried out using a Ziegler-Natta catalyst system. This catalyst system enables the production of high-density polyethylene by controlling the polymerization conditions.

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About this question

This is a previous-year question from JEE Main 2023, covering the Polymers chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.