$A$ raw material used in making $Nylon-6,6$ is

Provide the reaction sequences for the following conversions:
$(1)$ $1-$bromopropane from $2-$bromopropane
$(2)$ Polythene from calcium carbide

The following structure represents a subunit of a hydrocarbon polymer that may be prepared by a radical polymerization method. Identify the monomer that has been polymerized to make this polymer chain.

Which of the following is a Ziegler-Natta catalyst?

Caprolactam is the monomer of

Identify the monomers used in the preparation of $PHBV$ polymer.