Polymers Test -...

The contraction of the rubber-band is a spontaneous, natural process because it is accompanied by:

'Buna-N rubber' is a coploymer of butadiene and acrylonitrile. In comparison to natural rubber it:

Polymers are often gigantic molecules consisting of long chains of repeating chemical-units. Which of the following is not a polymer?

Teflon (tetrafluoroethylene) is a black material used in non-stick pans for frying chips and vegetables. The oil or butter does not stick at all. In the process of manufacture, one of the technical problems is:

Teflon, a polymer of tetrafluoroethylene, is an excellent plastic material for films and coatings. Which of the following is not the property of Teflon?

Which of the following is not a synthetic rubber?

Neoprene is a polymer made by using acetylene as a raw material. It is used as:

Vinylite resins are copolymers of vinyl acetate and vinyl chloride. They are resistant to wear and tear to chemicals. One of their well-known uses is in:

Non-stick frying pans are coated black with Teflon, a material that is resistant to heat. Teflon is a polymer of:

Plywood sheets are stuck together by unpolymerized: