JEE Main 2016 · 3 Apr · Shift 1 · Chemistry Q57

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ChemistrySingle correct+4 / -1Question 57 of 90

Which of the following statements about low density polythene is FALSE ?

Its synthesis requires high pressure.

It is a poor conductor of electricity.

Its synthesis requires dioxygen or a peroxide initiator as a catalyst.

It is used in the manufacture of buckets, dust-bins etc.

Answer and worked solution

Official answer: D

Buckets and dust-bins are made from high density polythene, which is tougher. LDPE is made at high pressure with $\ce{O2}$ or a peroxide initiator, and it is an insulator.

Topics:Common polymers Polymerisation

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JEE Main 2016 · 3 Apr · Shift 1, Chemistry question 57