____________ is a copolymer?

Related Mcqs:

Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its_________________?

A. Elasticity B. Strength C. Plasticity D. Weathering characteristics...

The rate controlling step in the manufacture of silicone rubber is the_________________?

A. Polymer termination step B. Condensation of siloxane to silicone C. Initial hydrolysis of silicone monomer D. None of these...

Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its__________________?

A. Tensile strength B. Chemical resistance C. Flexibility D. All A., B. & C....

Vulcanisation of rubber does not increase its__________________?

A. Softness B. Oxidation resistance C. Weight & strength D. Elasticity & water solubility...

Pick out the wrong statement ?

A. Addition polymers are generally formed by chain growth polymerisation B. Condensation polymers are generally formed by step growth polymerisation C. Teflon is formed by step growth polymerisation D. Bakelite is formed by step growth polymerisation...