Radical Chain Polymerization MCQs : This section focuses on the "Radical Chain Polymerization" in Polymer Engineering. These Multiple Choice Questions (MCQ) should be practiced to improve the Polymer Engineering skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
FRP stands for?
A. Form-radical polymerization
B. Facile-radical polymerization
C. First-radical polymerization
D. Free-radical polymerization
Question 2
Free-radical polymerization is a type of chain-growth polymerization.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 3
Which initiator is heated until a bond is homolytically cleaved, producing two radicals?
A. Persulfates
B. Photolysis
C. Thermal decomposition
D. Electrochemical
Question 4
___________ is inevitable in radical polymerization due to the high reactivity of radicals.
A. Radical termination
B. Chain termination
C. Combine termination
D. None of the above
Question 5
Which of the following can activate chain initiation?
A. heat
B. light or radiation
C. catalysts
D. All of the above
Question 6
Which of the following cannot initiate the chain reaction in polymerization of acrylo-nitrile?
A. anion
B. cation
C. free radical
D. coordination
Question 7
What does chain initiation step of free radical polymerization consists of?
A. decomposition of initiator
B. addition of free radical to monomer
C. Both A and B
D. None of the above
Question 8
The substance that is so effective, which can suppress the rate as well as degree of polymerization is a ___________
A. retarder
B. inhibitor
C. promoter
D. None of the above
Question 9
In which industrial methods of radical polymerization, reaction mixture contains solvent, initiator, and monomer?
A. Bulk polymerization
B. Solution polymerization
C. Emulsion polymerization
D. Suspension polymerization
Question 10
Electrolysis of a solution containing both monomer and electrolyte.
A. Yes
B. No
C. Can be Yes Or No
D. Can not say