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Organic Chemistry Questions and Answers – Chemical Properties of Amines – 1 | Organic Chemistry Multiple Choice Questions and Answers

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) Which of the following is converted into an alcohol on treatment with HNO2?
[A] Methyl amine
[B] Aniline
[C] Dimethyl amine
[D] Triethyl amine
Answer: Methyl amine
(2) The action of nitrous acid on ethyl amine gives which of the following?
[A] Ethane
[B] Ammonia
[C] Ethyl acohol
[D] Nitroethane
Answer: Ethyl acohol
(3) Aniline reacts with acetaldehyde to form which of the following?
[A] Schiff’s base
[B] Carbylamine
[C] Immine
[D] Diazonium salt
Answer: Immine
(4) p-chloroaniline and anilinium hydrochloride can be distinguished by which test?
[A] Sandmeyer reaction
[B] NaHCO3
[C] AgNO3
[D] Carbylamine test
Answer: NaHCO3
(5) Nitroso amines (R2N−N=O) are soluble in water. On heating them with concentrated H2SO4 they give secondary amines. What is this reaction called as?
[A] Perkin’s reaction
[B] Fittig’s reaction
[C] Sandmeyer’s reaction
[D] Liebermann’s nitroso reaction
Answer: Liebermann’s nitroso reaction
(6) Ethyl amine undergoes oxidation in the presence of KMnO4 to form which compound?
[A] An acid
[B] An alcohol
[C] An aldehyde
[D] A nitrogen oxide
Answer: An aldehyde
(7) Reaction of primary amines with aldehyde yields which of the following compound?
[A] Amides
[B] Aldimines
[C] Nitriles
[D] Nitro compounds
Answer: Aldimines
(8) When primary amines are treated with HCl, the product obtained is which of the following?
[A] An alcohol
[B] A cyanide
[C] An amide
[D] Ammonium salt
Answer: Ammonium salt
(9) Primary amines can be distinguished from secondary and tertiary amines by reacting with which of the following?
[A] Chloroform and alcoholic KOH
[B] Methyl iodide
[C] Chloroform alone
[D] Zinc dust
Answer: Chloroform and alcoholic KOH
(10) When chloroform reacts with ethyl amine in presence of alcoholic KOH, the compound formed is which of the following?
[A] Ethyl cyanide
[B] Ethyl isocyanide
[C] Formic acid
[D] An amide
Answer: Ethyl isocyanide
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