Engineering Chemistry Freshers Online Exam Quiz
Engineering Chemistry Freshers GK Quiz. Question and Answers related to Engineering Chemistry Freshers. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Freshers
Which of the following act as a catalyst in the preparation of Buna-S?
Options
A : Benzoyl peroxide
B : Hydrogen peroxide
C : Cumene hydroperoxide
D : Acrylonitrile
Which of the following is not an application of neoprene?
Options
A : Conveyor belts
B : Wire and cable insulation
C : Adhesives
D : Printing rollers
Which of the following is an application of SBR?
Options
A : Conveyor belts for food
B : Lining of tanks
C : Oil-resistance foam
D : Printing rollers
Which of the following act as a catalyst in the preparation of butyl rubber?
Options
A : Cumene hydroperoxide
B : Anhydrous AlCl3
C : Lewis base
D : Grignard reagent
The major constituent of butyl rubber is ____________
Options
A : Isobutylene
B : Isoprene
C : Chloroprene
D : Acrylonitrile
Which of the following statement is incorrect about the SBR?
Options
A : It has low load bearing capacity
B : It has high abrasion resistance
C : It swells in oils and solvents
D : It has low oxidation resistance
The solvent used in the preparation of butyl rubber is ____________
Options
A : Methyl iodide
B : Methyl halide
C : Methyl chloride
D : Methyl sulphide
Which of the following has the best resistance to oils?
Options
A : Natural rubber
B : Neoprene
C : Nitrile rubber
D : Styrene rubber
Because of its hydrocarbon nature, butyl rubber is soluble in hydrocarbon solvents but has excellent resistance to polar solvents like alcohol and acetone.
Options
A : True
B : False
C :
D :
Buna-N is prepared by co-polymerisation of butadiene and acrylonitrile in the emulsion system.
Options
A : True
B : False
C :
D :
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