Polymers - Online Test
Q1. In vulcanisarion of rubber,
Answer : Option D
Explaination / Solution:
In vulcanization of rubber sulphur crosslinking is introduced.
Q2. Hexamethylenediamine with adipic acid to manufacture Nylon 6, 6 needs the following conditions to proceed.
Answer : Option A
Explaination / Solution:
Formation of Nylon 6,6 is done at high Pressure and high temperature.
Q3. Copolymerisation of 1, 3 – butadiene and acrylonitrile needs
Answer : Option A
Explaination / Solution:
Copolymerisation of 1,3-butadiene and acrylonitrile requirw peroxide catalyst.
Q4. Nylon – 2 – Nylon – 6 is
Answer : Option B
Explaination / Solution:
Nylon -2-nylon-6 is polyamide copolymer.
Q5. Rubber tree is found in
Answer : Option C
Explaination / Solution:
Rubber tree is found in India.
Q6. What is the nature of glucose – glucose linkage in starch that makes its so susceptible to acid hydrolysis
Answer : Option A
Explaination / Solution:
Glucose glucose linkage in starch is acetal linkage.
Q7. Which of the following polymers have tetrafluoroethene monomer units?
Answer : Option B
Explaination / Solution:
Teflon is used in making non stick utensil surface.
Q8. Which branched chain isomer of the hydrocarbon with molecular mass 72u gives only one isomer of mono substituted alkyl halide?
Answer : Option C
Explaination / Solution:
Since we are getting monosubstituted alkyl halide so it is neopentane.
Q9. The polymer with the amide linkage is
Answer : Option D
Explaination / Solution:
Nylon has amide linkage.
Q10. One of the following is used in speciality packaging, orthopaedic devices and in controlled release of drugs
Answer : Option A
Explaination / Solution:
PHBV is used in speciality packaging.
