Polymer Chemistry I

Which of the following is a biopolymer?

• Glucose

• Nylon

• Polyethylene

• Cellulose

Which of the following reaction is NOT accompanied by elimination of a byproduct molecule?

• addition polymerization

• condensation polymerization

• both of the mentioned

• none of the mentioned

Which polymers occur naturally?

• Starch and Nylon

• Starch and Cellulose

• Proteins and Nylon

• Proteins and PVC

Plastic bottles are fabricated by using which method

• Rotational molding

• Injection molding

• Blow molding

• Extrusion

A thermoplastic polymer will be ______________________.

below its glass transition temperature.

• soft and flexible

• rigid and brittle

• translucent

• rubbery

Polymers not made by condensation polymerisation

• Nylon

• Kevlar

• Polyester

• PVC

Why do you think people use plastic for their products ?

• Because it's strong
• Because its very cheap and it's easy to make
• Because it's expensive
• Because it's rare and it's good for the enviorment

Define polymer

• circular molecule made with many repeating units

• short molecule made of a few repeating units

• long, chain-like molecule made of repeating units

• chain-like molecule that contains hydrogen and oxygen

What does PVC stand for?

• Poly Vinyl Chemical

• Poly Vinyl Carbon

• Poly Vinyl Chlorine

• Poly Vinyl Carbonate