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Organic Chemistry Questions and Answers – Chemical Properties of Amines – 2 | 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) A primary amine can be converted to an alcohol by the action of which of the following?
[A] Alkali
[B] Nitrous acid
[C] Reducing agent
[D] Oxidizing agent
Answer: Nitrous acid
(2) The amine which can react with C6H5−SO2−Cl to form a product insoluble in alkali shall be, is which of the following?
[A] Primary amine
[B] Secondary amine
[C] Tertiary amine
[D] Both primary and secondary amines
Answer: Secondary amine

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(3) A mixture of benzene and aniline can be separated by which of the following?
[A] Hot water
[B] dil. HCl
[C] dil. NaOH
[D] Alcohol
Answer: dil. HCl
(4) An organic amino compound reacts with aqueous nitrous acid at low temperature to produce an oily nitroso amine. What is this compound?
[A] CH3NH2
[B] CH3CH2NH2
[C] CH3CH2NH.CH2CH3
[D] (CH3CH2)3
Answer: CH3CH2NH2
(5) Reaction of aniline with benzaldehyde is which type of reaction?
[A] Polymerisation
[B] Condensation
[C] Addition
[D] Substitution
Answer: Condensation
(6) In the reaction, what is the compound C6H5N=CHC6H5 is known as?

C6H5CHO + C6H5NH2 → C6H5N=HCC6H5 + H2O

[A] Aldol
[B] Schiffs reagent
[C] Schiffs base
[D] Benedict reagent
Answer: Schiffs base
(7) Electrophilic substitution of aniline with bromine in presence of gacial acetic acid gives which of the following?
[A] 1, 4, 6-tribromo aniline
[B] 2, 4, 6-tribromo aniline
[C] 4-bromo aniline
[D] 3-bromo aniline
Answer: 4-bromo aniline
(8) During acetylation of amines what is replaced by acetyl groups?
[A] Hydrogen atom attached to nitrogen atom
[B] One or more hydrogen atoms attached to carbon atom
[C] One or more hydrogen atoms attached to nitrogen atom
[D] Hydrogen atoms attached to either carbon atom or nitrogen atom
Answer: One or more hydrogen atoms attached to nitrogen atom
(9) Ethyl amine on acetylation gives which of the following?
[A] N-ethyl acetamide
[B] Acetamide
[C] Methyl acetamide
[D] Propyl acetamide
Answer: N-ethyl acetamide
(10) p-chloro aniline and anilinium hydrogen chloride can be distinguished by which of the following?
[A] Sandmaeyer reaction
[B] Carbyl amine reaction
[C] Hinsberg’s reaction
[D] AgNO3
Answer: AgNO3

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