Which of the following is an addition and homopolymer?

The intermolecular forces present in $Nylon-6,6$ are........

Which of the following is a copolymer obtained by condensation polymerization?

Match the following List-$I$ (Monomer/s) with List-$II$ (Name of the polymer) and select the correct answer:
| List-$I$ (Monomer/s) | List-$II$ (Name of the polymer) |
| :--- | :--- |
| $A$. $CF_2=CF_2$ | $I$. Neoprene |
| $B$. $NH_2(CH_2)_6NH_2, HO_2C(CH_2)_4CO_2H$ | $II$. Bakelite |
| $C$. $C_6H_5OH, HCHO$ | $III$. Teflon |
| $D$. $CH_2=CH(Cl)-CH=CH_2$ | $IV$. Nylon $6, 6$ |

Which of the following polymers does not involve $C-C$ bond formation during polymerization?

Neoprene is the polymer of a monomer $X$. The $IUPAC$ name of $X$ is