Refer to JEE Chemistry Amines MCQs Set B provided below. JEE (Main) Full Syllabus Chemistry MCQs with answers available in Pdf for free download. The MCQ Questions for Full Syllabus Chemistry with answers have been prepared as per the latest syllabus, JEE (Main) books and examination pattern suggested in Full Syllabus by JEE (Main), NCERT and KVS. Multiple Choice Questions for Amines are an important part of exams for Full Syllabus Chemistry and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for JEE (Main) Full Syllabus Chemistry and also download more latest study material for all subjects
MCQ for Full Syllabus Chemistry Amines
Full Syllabus Chemistry students should refer to the following multiple-choice questions with answers for Amines in Full Syllabus. These MCQ questions with answers for Full Syllabus Chemistry will come in exams and help you to score good marks
Amines MCQ Questions Full Syllabus Chemistry with Answers
Question:
- a) 1, 2, 3
- b) 4 only
- c) 1, 2
- d) 1, 2, 4
Answer: 1, 2, 3
Question: –NH2 group in aniline is
- a) o-and p-directing
- b) only p-directing
- c) only o-directing
- d) only m-directing
Answer: o-and p-directing
Question: Strong activating effect of –NH2 group is reduced by using
- a) CH3COCl
- b) CH3ONa
- c) CH3Cl
- d) CH3–CHO
Answer: CH3COCl
Question: When bromination of aniline is carried out by protecting –NH2. The product is
- a) mixture of o-and p-bromoaniline
- b) p-bromoaniline
- c) 2, 4, 6 tribromoaniline
- d) o-bromoaniline
Answer: mixture of o-and p-bromoaniline
Question: Hinsberg’s method to separate amines is based on the use of
- a) benzene sulphonyl chloride
- b) benzene sulphonic acid
- c) ethyl oxalate
- d) acetyl chloride
Answer: benzene sulphonyl chloride
Question:
- a) Benzoylation or Schotten Baumann reaction
- b) Claisen condensation
- c) Friedel-crafts reaction
- d) None of these
Answer: Benzoylation or Schotten Baumann reaction
Question: Which of the following statements is not correct regarding aniline?
- a) It is soluble in water
- b) It reacts with sodium to give hydrogen
- c) It can be steam-distilled
- d) It is less basic than ethylamine
Answer: It is soluble in water
Question:
- a) C6H5CH2Br
- b) CH3Br
- c) C2H5Br
- d) None of these
Answer: C6H5CH2Br
Question:
- a) (i) and (ii)
- b) (i), (ii) and (iii)
- c) (i) and (iii)
- d) (iii) and (iv)
Answer: (i) and (ii)
Question: Aniline and other arylamines are usually colourless but get coloured on storage due to___________.
- a) atmospheric oxidation
- b) dehydration
- c) hydrolysis
- d) reduction
Answer: atmospheric oxidation
More Questions.............................................
Question: The acylation reaction of amines is carried out in presence of pyridine because
(i) pyridine is stronger base than amine.
(ii) pyridine is weaker base than amine.
(iii) pyridine removes HCl formed and shifts the equilibrium to the right hand side.
(iv) pyridine removes HCl formed and shifts the equilibrium to the left hand side.
- a) (i) and (iii)
- b) (ii) and (iii)
- c) (ii) and (iv)
- d) (i) and (iv)
Answer: (i) and (iii)
Question: N– ethyl benzene sulphonyl amide is strongly acidic and soluble in alkali due to presence of
- a) strong electron withdrawing sulphonyl group
- b) strong electron donating sulphonyl group
- c) weak electron donating sulphonyl group
- d) weak electron withdrawing sulphonyl group
Answer: strong electron withdrawing sulphonyl group
Question: Arrange the following in increasing order of their basic strength?
p–nitroaniline(1); m–nitroaniline (2); 2,6–trimethylaniline(3); 3–methylanline(4).
- a) 1, 2, 4, 3
- b) 2, 3, 4, 1
- c) 1, 3, 2, 4
- d) 3, 1, 2, 4
Answer: 1, 2, 4, 3
Question:
- a) bromobenzene
- b) benzyl bromide
- c) chlorobenzene
- d) benzyl chloride
Answer: bromobenzene
Question: Diazonium salt is obtained when aniline reacts with
- a) NaNO2 and HCl (0–5°C)
- b) N2O at (0 – 5°C)
- c) cold NaOH
- d) SnCl2 at 10°C
Answer: NaNO2 and HCl (0–5°C)
Question: Azo dye is prepared by the coupling of phenol and
- a) diazonium chloride
- b) benzoic acid
- c) chlorobenzene
- d) o-nitroaniline
Answer: diazonium chloride
Question:
- a) benzylamine
- b) benzaldehyde
- c) benzonitrile
- d) benzoic acid
Answer: benzylamine
Question:
- a) Sandmeyer's reaction
- b) Stephen's reaction
- c) Strecker's reaction
- d) Wohl-Ziegler reaction
Answer: Sandmeyer's reaction
Question: Which of the following reagents will convert p-methylbenzenediazonium chloride into p-cresol?
- a) H2O
- b) C6H5OH
- c) Cu powder
- d) H3PO2
Answer: H2O
Question: When phenol and benzene diazonium chloride are coupled, the main product is
- a) p-hydroxyazobenzene
- b) chlorobenzene
- c) aniline
- d) azobenzene
Answer: p-hydroxyazobenzene
Question:
- a) benzene diazonium chloride and fluorobenzene
- b) nitrobenzene and chlorobenzene
- c) phenol and benzene
- d) nitrobenzene and fluorobenzene
Answer: benzene diazonium chloride and fluorobenzene
Question:
- a) benzene diazonium chloride and benzonitrile
- b) nitrobenzene and chlorobenzene
- c) phenol and bromobenzene
- d) fluorobenzene and phenol
Answer: benzene diazonium chloride and benzonitrile
Question:
- a) KI
- b) HI
- c) NaOI
- d) PI3
Answer: KI
Question:
- a)
- b)
- c)
- d) None of these
Answer:
Question:
- a) (ii) and (iii)
- b) (ii) and (iv)
- c) (i) and (iv)
- d) (i) and (ii)
Answer: (ii) and (iii)
Question: In the diazotization of arylamines with sodium nitrite and hydrochloric acid, an excess of hydrochloric acid is used primarily to
- a) Supress the concentration of free aniline available for coupling
- b) Supress hydrolysis of phenol
- c) Ensure a stoichiometric amount of nitrous acid
- d) Neutralise the base liberated
Answer: Supress the concentration of free aniline available for coupling
Question: Which of the following reagent can be used to convert benzenediazonium chloride into benzene?
- a) H3PO2
- b) LiAlH4
- c) CH3OH
- d) None of these
Answer: H3PO2
Question: When benzenediazonium chloride in hydrochloric acid reacts with cuprous chloride, then chlorobenzene is formed. The reaction is called
- a) Sandmeyer reaction
- b) Perkin reaction
- c) Gattermann reaction
- d) Etard reaction
Answer: Sandmeyer reaction
Question:
- a) Gatterman reaction
- b) Carbylamine reaction
- c) Sandmeyer reaction
- d) Claisen reaction
Answer: Gatterman reaction
Question: Which of the following compound will not undergo azo coupling reaction with benzene diazonium chloride.
- a) Nitrobenzene
- b) Phenol
- c) Anisole
- d) Aniline
Answer: Nitrobenzene
Question: Which of the following cannot be prepared by Sandmeyer’s reaction?
(i) Chlorobenzene (ii) Bromobenzene
(iii) Iodobenzene (iv) Fluorobenzene
- a) (ii) and (iii)
- b) (i) and (iv)
- c) (i) and (ii)
- d) (iii) and (iv)
Answer: (ii) and (iii)
Question: The reagents that can be used to convert benzenediazonium chloride to benzene are _________.
- a) (ii) and (iii)
- b) (i) and (iii)
- c) (i) and (ii)
- d) (iii) and (iv)
Answer: (ii) and (iii)
Question: Read the following statements and choose the correct option.
(i) Nitrogen atom in amines is sp3-hybridised.
(ii) The geometry of amines is pyramidal.
(iii) The angle C–N–C or C–N–H is slightly more than 109.5°.
- a) (i) and (ii)
- b) (ii) and (iii)
- c) (i), (ii) and (iii)
- d) (i) and (iii)
Answer: (i) and (ii)
Question: Which of the following statements are correct ?
(i) Lower aliphatic amines are soluble in water.
(ii) Solubility increases with decrease in molar mass of amines.
(iii) Higher amines are insoluble in water.
(iv) Amines are soluble in organic solvents.
- a) (i), (iii) and (iv)
- b) (i) and (iv)
- c) (i), (ii) and (iii)
- d) (ii), (iii) and (iv)
Answer: (i), (iii) and (iv)
Question: Which of the following statements are correct ?
(i) Primary amines show more intermolecular association than secondary amines.
(ii) Tertiary amines do not show intermolecular association.
(iii) Boiling points of isomeric alkenes follow the order 3° > 2° > 1°
- a) (i) and (ii)
- b) (ii) and (iii)
- c) (i) and (iii)
- d) (i), (ii) and (iii)
Answer: (i) and (ii)
Question:
- a) (ii) and (iii)
- b) (i) and (iii)
- c) (i), (ii) and (iii)
- d) (ii) and (iv)
Answer: (ii) and (iii)
Question: Which of the following statements are correct ?
(i) In Sandmeyer reaction nucleophiles like Cl–, Br– and CN– are indroduced in benzene ring in the presence of Cu+ ion
(ii) In Gattermann reaction nucleophiles are introduced in benzene ring in the presence of copper powder and HCl.
(iii) The yield in Gattermann reaction is found to be better than Sandmayer reaction.
- a) (i) and (ii)
- b) (ii) and (iii)
- c) (i), (ii) and (iii)
- d) (i) and (iii)
Answer: (i) and (ii)
Question:
- a) A – (p, s); B – (p, s); C – (p, q, s); D – (p, q, s)
- b) A – (s); B – (p); C – (q); D – (p, q)
- c) A – (p, s); B – (r); C – (q); D – (s)
- d) A – (p, q); B – (p); C – (p, q); D – (s)
Answer: A – (p, s); B – (p, s); C – (p, q, s); D – (p, q, s)
Question:
- a) A – (s), B – (r), C – (p), D – (q)
- b) A – (r), B – (p), C – (r), D – (s)
- c) A – (q), B – (r), C – (s), D – (p)
- d) A – (s), B – (p), C – (q), D – (r)
Answer: A – (s), B – (r), C – (p), D – (q)
Question:
- a) A – (q), B – (p), C – (s), D – (r)
- b) A – (r), B – (s), C – (p), D – (q)
- c) A – (s), B – (p), C – (r), D – (q)
- d) A – (s), B – (q), C – (r), D – (p)
Answer: A – (q), B – (p), C – (s), D – (r)
Question:
- a) A – (q), B – (s), C – (p), D – (r)
- b) A – (q), B – (s), C – (r), D – (p)
- c) A – (s), B – (p), C – (q), D – (r)
- d) A – (q), B – (p), C – (s), D – (r)
Answer: A – (q), B – (s), C – (p), D – (r)
Question:
Assertion : Aromatic 1°amines can be prepared by Gabriel phthalimide synthesis.
Reason : Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.
- a) Assertion is correct, reason is correct; reason is a correct explanation for assertion
- b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- c) Assertion is correct, reason is incorrect
- d) Assertion is incorrect, reason is correct
Answer: Assertion is correct, reason is correct; reason is a correct explanation for assertion
Question:
Assertion : Only a small amount of HCl is required in the reduction of nitro compounds with iron scrap and HCl in the presence of steam.
Reason : FeCl2 formed gets hydrolysed to release HCl during the reaction.
- a) Assertion is incorrect, reason is correct
- b) Assertion is correct, reason is incorrect
- c) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- d) Assertion is correct, reason is correct; reason is a correct explanation for assertion
Answer: Assertion is incorrect, reason is correct
Question:
Assertion : Amines are basic in nature.
Reason : Amines have lone pair of electrons on nitrogen atom.
- a) Assertion is correct, reason is correct; reason is a correct explanation for assertion
- b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- c) Assertion is correct, reason is incorrect
- d) Assertion is incorrect, reason is correct
Answer: Assertion is correct, reason is correct; reason is a correct explanation for assertion
Question:
Assertion : Acetanilide is less basic than aniline.
Reason : Acetylation of aniline results in decrease of electron density on nitrogen
- a) Assertion is incorrect, reason is correct
- b) Assertion is correct, reason is incorrect
- c) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- d) Assertion is correct, reason is correct; reason is a correct explanation for assertion
Answer: Assertion is incorrect, reason is correct
Question:
Assertion : Nitration of aniline can be conveniently done by protecting the amino group by acetylation.
Reason : Acetylation increases the electron-density in the benzene ring.
- a) Assertion is correct, reason is incorrect
- b) Assertion is incorrect, reason is correct
- c) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- d) Assertion is correct, reason is correct; reason is a correct explanation for assertion
Answer: Assertion is correct, reason is incorrect
Question:
Assertoin : Aniline does not undergo Friedel-Crafts reaction.
Reason : –NH2 group of aniline reacts with AlCl3 (Lewis acid) to give acid-base reaction.
- a) Assertion is correct, reason is correct; reason is a correct explanation for assertion
- b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- c) Assertion is correct, reason is incorrect
- d) Assertion is incorrect, reason is correct
Answer: Assertion is correct, reason is correct; reason is a correct explanation for assertion
Question:
Assertion : Acylation of amines gives a monosubstituted product whereas alkylation of amines gives polysubstituted product.
Reason : Acyl group sterically hinders the approach of further acyl groups.
- a) Assertion is correct, reason is incorrect
- b) Assertion is incorrect, reason is correct
- c) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- d) Assertion is correct, reason is correct; reason is a correct explanation for assertion.
Answer: Assertion is correct, reason is incorrect
Question:
- a) Assertion is correct, reason is correct; reason is a correct explanation for assertion.
- b) Assertion is correct, reason is correct; reason is not a correct explanation for assertion
- c) Assertion is correct, reason is incorrect
- d) Assertion is incorrect, reason is correct
Answer: Assertion is correct, reason is correct; reason is a correct explanation for assertion.
Question: The IUPAC name of diethyl isopropyl amine is
- a) N, N-diethylpropan-2-amine
- b) N, N-diethylpropan-1-amine
- c) N, N-diethylisopropylamine
- d) N, N-diethylaminopropane
Answer: N, N-diethylpropan-2-amine
Question:
- a) 4-chloro pent-2-en-1-amine
- b) 2-chloro pent-3-en-5-amine
- c) 4-chloro pentan-1-amine
- d) 2-chloro pentanamine
Answer: 4-chloro pent-2-en-1-amine
Question:
- a) 3, 4-dichloro - N, N-dimethyl aniline
- b) N, N-dimethylamino - 3, 4-dichlorobenzene
- c) Dimethyl – (3, 4-dichlorophenyl) amine
- d) 1, 2-dichloro-4-(N, N-dimethyl) aniline
Answer: 3, 4-dichloro - N, N-dimethyl aniline
Question: Acetamide is treated with the following reagents separately. Which one of these would yield methylamine?
- a) NaOH – Br2
- b) Sodalime
- c) PCl5
- d) None of these
Answer: NaOH – Br2
Question: Amine that cannot be prepared by Gabriel phthalimide synthesis is
- a) aniline
- b) methylamine
- c) benzylamine
- d) None of these
Answer: aniline
Question: A primary amine is formed by an amide on treatment with bromine and alkali. The primary amine has
- a) 1 carbon atom less than amide
- b) 1 carbon atom more than amide
- c) 1 hydrogen atom less than amide
- d) 1 hydrogen atom more than amide
Answer: 1 carbon atom less than amide
Question: High basicity of Me2NH relative to Me3N is attributed to
- a) effect of solvent
- b) shape of Me2NH
- c) inductive effect of Me
- d) shape of Me3N
Answer: effect of solvent
Question: Which one of the following is the strongest base in aqueous solution ?
- a) Dimethylamine
- b) Trimethylamine
- c) Methylamine
- d) Aniline
Answer: Dimethylamine
Question: What is the decreasing order of basicity of primary, secondary and tertiary ethylamines and NH3 ?
- a)
- b)
- c)
- d)
Answer:
Question: The correct order of the increasing basicity of methyl amine, ammonia and aniline is
- a) aniline < ammonia < methyl amine
- b) aniline < methyl amine < ammonia
- c) ammonia < aniline < methyl amine
- d) methyl amine < aniline < ammonia
Answer: aniline < ammonia < methyl amine
Question:
- a) 1 > 3 > 2
- b) 1 > 2 > 3
- c) 3 > 2 > 1
- d) 2 > 1 > 3
Answer: 1 > 3 > 2
Question:
- a) III > I > II
- b) III > II > I
- c) I > II > III
- d) II > III > I
Answer: III > I > II
Question:
- a)
- b)
- c)
- d) Both are equally basic because both are 1º amines
Answer:
Question:
- a) IV > II > I > III
- b) IV > II > III > I
- c) II > I > III > IV
- d) IV > III > II > I
Answer: IV > II > I > III
Question: Aniline when treated with conc. HNO3 gives
- a) m-Nitroaniline
- b) p-Phenylenediamine
- c) p-Benzoquinone
- d) None of these
Answer: m-Nitroaniline
Question: The correct increasing order of basic strength for the following compounds is __________.
- a) II < I < III
- b) III < I < II
- c) II < III < I
- d) III < II < I
Answer: II < I < III
Question: Which of the following compounds is most basic?
- a)
- b)
- c)
- d) None of these
Answer:
Question:
- a)
- b)
- c)
- d) None of these
Answer:
Question:
- a)
- b)
- c)
- d) None of these
Answer:
Question: Towards electrophilic substitution, the most reactive will be
- a) Aniline
- b) Aniline hydrochloride
- c) N-Acetylaniline
- d) Nitrobenzene
Answer: Aniline
Question: The most reactive amine towards dilute hydrochloric acid is
- a)
- b)
- c)
- d) None of these
Answer:
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