The biodegradable polymer obtained by polymerization of glycine and aminocaproic acid is

Identify the condensation polymers from the following:
$A$. $PHBV$
$B$. Buna$-N$
$C$. Neoprene
$D$. Nylon$-6$
$E$. Glyptal

Which of the following polymers is believed to leach a human carcinogen into food when used as household plastic?

Heating of rubber with sulphur is known as

The monomer of Teflon is

$A$ 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: