Buna-S is a polymer of

• Butadiene and styrene

• Butadiene
• Styrene
  

• Butadiene and chloroprene

Bakelite is a product of the reaction between

• Formaldehyde and NaOH

• Aniline and urea
• Phenol and methanal

• Phenol and chloroform

   

A raw material used in making nylon is

• Adipic acid

• Butadiene

• Ethylene

• Methyl methacrylate

What does PMMA stands for? Give the structure of the monomer.

216.

Name the raw material for (i) Natural rubber, (ii) Neoprene.

Name a natural elastomer.

Give the common and the IUPAC name of the monomer of natural rubber.

Name a synthetic polymer which is (i) an amide, (ii) a polyester.

What is PHBV?