The monomer of natural rubber is ………………(ethene, vinly chloride, isoprene, tetrafluoro ethene)

Natural rubber has

The monomers of Buna -s rubber are

The monomeric unit of natural rubber is________.

Natural rubber is a polymer of________.

Natural rubber is not used in making footwear for polar regions because

Propene is more stable than ethene due to

Natural rubber is an elastomer. Briefly explain the properties of elastomers.

Among cellulose, polyvinyl chloride, nylon and natural rubber, the polymer in which the intermolecular force of attraction is weakest is

Which of the following statements is not true? (1) Chemically, natural rubber is a linear polymer of isoprene (2) During vulcanisation, natural rubber is heated with sulphur at a temperature range between 373 K to 415 K (3) In the manufacture of tyre rubber 5% sulphur is used as cross linking agent (4) Natural rubber is crystalline