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Organic Chemistry Questions and Answers – Preparations of Glycerol | Organic Chemistry Multiple Choice Questions and Answers

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Free download in PDF Organic Chemistry Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, NDA, SSC etc. These short solved questions or quizzes are provided by Gkseries./p>

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(1) Glycerol can be formed through digestion of which of the following?
[A] galactose
[B] fats
[C] glucose
[D] sucrose
Answer: fats
(2) What is the name of the process of formation of glycerol via formation of allyl chloride?
[A] Epichlorohydrine
[B] Acrolein
[C] Propylene oxide
[D] Chloroform process
Answer: Epichlorohydrine

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(3) Fatty acids and glycerol (C3H8O3) are produced after hydrolysis of which of the following?
[A] amino acids
[B] fats
[C] starch
[D] cellulose
Answer: fats
(4) What is the middle product ‘A’ in the formation of the glycerol by propylene?

[A] Allyl chloride
[B] Vinyl chloride
[C] Acyl chloride
[D] Dichloroalkane
Answer: Allyl chloride
(5) What is the product A formed by the partial oxidation using metal oxides and air of propylene or the given preparation of the glycerol?

[A] Propene
[B] Acroline
[C] Propylene oxide
[D] Propanol
Answer: Acroline
(6) What is the product A formed by the partial oxidation using tert- butyl hydroperoxides or hydrogen peroxide of propylene or the given preparation of the glycerol?

[A] Propene
[B] Acroline
[C] Propylene oxide
[D] Propanol
Answer: Propylene oxide
(7) Why synthetic production of glycerol is not commercially successful?
[A] Because process is expensive
[B] Because no marketing demands
[C] Because process is hazardous
[D] Because of the large-scale production of biodiesel from fats
Answer: Because process is hazardous
(8) Which of the following is not the step for the isolation of glycerine form spent lye?
[A] Brine Solution Preparation
[B] Saponification and salting
[C] Zone distillation
[D] Glycerin Recovery from Spent Soap Lye
Answer: Zone distillation
(9) What will be the product X in the formation of glycerol?

[A] R-ONa
[B] RCOH
[C] RCOONa
[D] R-ONa and RCOONa both can be formed
Answer: RCOONa
(10) What will be the reagent and conditions required for the given reaction of preparation of glycerol form propene from given conditions respectively?

[A] NBS, NaOH/OH–, OsO4
[B] NaOH/OH–, NBS, alk. MnO4–
[C] alk. MnO4–, NaOH/OH–, NBS
[D] NBS, NaOH/OH–, OsO4
Answer: NBS, NaOH/OH–, OsO4

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