It allows ethene molecules to join, so it is an example of an addition reaction>. Poly(ethene) is an addition polymer. The table shows the structure of ethene and its polymer. Poly(chloroethene ...

The fuel cell reaction to make water is limited by the proton conductivity of the polymer electrolyte. The water produced by reaction decreases ... At moderate load resistances and low temperature ...

Man-made polymers are often used in clothing. Polyesters are an example of a condensation polymer. A simple polyester can be made from a monomer which has two hydroxyl groups (-OH) and another ...