10th Class Chemistry Chapter 13 TestPOLYMERS

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. Which monomer is polymerized to produce polypropylene?

   1. Propylene

   2. Ethylene

   3. Styrene

   4. Vinyl Chloride

2. Which of the following monomer is polymerized to produce polystyrene?

   1. Ethylene

   2. Vinyl chloride

   3. Styrene

   4. Propylene

3. Burning discarded plastic articles in towns creates hazardous environmental conditions because it:

   1. Absorbs carbon dioxide

   2. Produces cooling effects

   3. Cleans the atmosphere

   4. Releases dangerous gases into the air

4. Which polymer has an amide linkage:

   1. Polyester

   2. Polyamide

   3. Polyethene

   4. Polystyrene

5. Regarding maintenance, synthetic fibers are preferred because they are:

   1. Light weight and quick drying

   2. Heavy and slow drying

   3. Sensitive to insects

   4. Prone to shrinking

6. Which synthetic fiber is specifically noted for providing warmth and being soft?

   1. Polyethylene

   2. Nylon

   3. Acrylic

   4. Polystyrene

7. Which property of plastic allows them to be formed into almost any desired shape?

   1. Transparency

   2. High density

   3. Mould easily

   4. Heat conductivity

8. Polymers can be 3D printed using:

   1. Chemical solutions only

   2. A variety of techniques

   3. High-pressure gases

   4. Natural cotton fibers

9. Which acid is used for the formation of a polyamide?

   1. Terephthalic acid

   2. Butanedioic acid

   3. Hydrochloric acid

   4. Acetic acid

10. By varying the type and proportion of ......, chemists can make such polymers which show specific properties

    1. Monomers

    2. Polyester

    3. Polymer

    4. None