$A$ polymer with high chemical stability has a melting point $(M.P.)$ of $327\ ^\circ C$ and the density of a completely crystalline sample is $2.3\ g/cm^3$. It is:

Which of the following polymers is obtained using $CH_2=CHCl$ as a monomer?

Which of the following polymers is used to obtain tyre cords?

What is the structural difference between $HDP$ and $LDP$? How does the structure account for their different behavior,nature,and usage?

Consider the Assertion and Reason given below.
Assertion $(A):$ Ethene polymerized in the presence of Ziegler-Natta catalyst at high temperature and pressure is used to make buckets and dustbins.
Reason $(R):$ High density polymers are closely packed and are chemically inert.
Choose the correct answer from the following:

Identify the polymer used to obtain disposable cups and plates.