Polymers - Online Test
Q1. Buna – N is a polymer which is stretchable because of one of the following. Choose the most appropriate.
Answer : Option B
Explaination / Solution:
Buna N is polymer which is stretchable due to weakest intermolecular forces.
Q2. One of the following is a fibre.
Answer : Option A
Explaination / Solution:
Polyamide is also a fibre.
Q3. Choose the most appropriate among the following for Bakelite
Answer : Option A
Explaination / Solution:
Bakelite undergoes extensive cross linking.
Q4. Polymerisation can be obtained by
Answer : Option A
Explaination / Solution:
Polymerisation involves Chain growth Mechanism and also condensation.
Q5. Which polymers occur naturally in nature
Answer : Option C
Explaination / Solution:
Starch and cellulose occur naturally.
Q6. Addition polymers formed by the polymerisation of a single monomeric species
Answer : Option C
Explaination / Solution:
When single monomer is present polymer is homopolymer.
Q7. One of the statements below is not true for the classification of polymers can be classified on the basis of their
Answer : Option D
Explaination / Solution:
Polymer cannot be classified on the basis of their resistance to different agents.
Q8. Which of the following is used as for manufacturing conveyor belts, gaskets and hoses.
Answer : Option D
Explaination / Solution:
Neoprene is used in the manufacturing of Conveyor belts and hoses.
Q9. One of the following rubbers is used in making oil seals, tank lining, etc.
Answer : Option C
Explaination / Solution:
Buna N is used in making oil seals , tank linings.
Q10. The copolymerisation of 1, 3 – butadiene and acrylonitrile
Answer : Option C
Explaination / Solution:
Copolymerisation of 1,3 butadiene and acrylonitrile gives Buna N.
