Class 12 Chemistry Ch-13 Amine MCQs Exam 2027

Topic 1: Introduction, Classification & Nomenclature

1. $CH_3CH_2NH_2$ is called: [BSEB, 2019 A]

   (A) Ethyl amine

   (B) Propyl amine

   (C) Methyl amine

   (D) Ammonia

2. $(CH_3)_3C-NH_2$ is a: [BSEB, 2022 A, 2024 A, 2025 A]

   (A) Primary amine

   (B) Secondary amine

   (C) Tertiary amine

   (D) Quaternary salt

3. The hybridization of the Nitrogen atom in the Amino group is: [BSEB, 2016 A]

   (A) $sp$

   (B) $sp^2$

   (C) $sp^3$

   (D) $sp^3d$

4. The hybridization of N in $NH_3$ is: [BSEB, 2019 A]

   (A) $sp^3$

   (B) $sp^2$

   (C) $sp$

   (D) $d^2sp^3$

5. The IUPAC name of $CH_3CN$ is:

   (A) Methyl cyanide

   (B) Methane nitrile

   (C) Ethane nitrile

   (D) Ethyl nitrile

6. The functional group of a Secondary amine is: [BSEB, 2023 A]

   (A) $-NH-$

   (B) $-NH_2$

   (C) $-N<$

   (D) $-NO_2$

7. Which of the following is represented by the molecular formula $C_3H_9N$? [BSEB, 2022 A]

   (A) Primary amine

   (B) Secondary amine

   (C) Tertiary amine

   (D) All of these

8. The IUPAC name of $CH_3 – CH(NH_2) – CH_3$ is: [BSEB, 2023 A]

   (A) Propyl amine

   (B) Isopropyl amine

   (C) Propan-2-amine

   (D) Propan-1-amine

9. Amino acids contain $-NH_2$ group in addition to: [BSEB, 2019 C, 2020 A]

   (A) $-OH$

   (B) $-COOH$

   (C) $>CO$

   (D) $-CHO$

10. The group $-CONH_2$ is called: [BSEB, 2020 A]

    (A) Amido group

    (B) Amino group

    (C) Immino group

    (D) Carbylamine

11. The general formula of the Aliphatic amines series is:

    (A) $C_nH_{2n} + 2N$

    (B) $C_nH_{2n} + 2N$

    (C) $C_nH_{2n+1}NH_2$

    (D) $C_nH_{2n+2}N$

12. The IUPAC name of $C_2H_5NH_2$ is: [BSEB, 2019 C]

    (A) Ethanamine

    (B) Methanamine

    (C) Amino ethane

    (D) Ethyl amine

13. The general formula for an amine is: [BSEB, 2025 A]

    (A) $C_nH_{2n+1}N$

    (B) $C_nH_{2n+2}N$

    (C) $C_nH_{2n+3}N$

    (D) $C_nH_{2n}N$

14. IUPAC name of $CH_3CH_2NH_2$ is: [BSEB, 2024 A]

    (A) Ethanamine

    (B) Methanamine

    (C) Propanamine

    (D) Ethyl amine

15. The IUPAC name of $CH_3 – C(=O) – NH – C_2H_5$ is: [BSEB, 2018 C]

    (A) N-Ethyl acetamide

    (B) N-Ethyl ethanamide

    (C) Aceto ethyl amine

    (D) N-Ethyl ethanal

16. Which of the following is Isopropyl amine? [BSEB, 2026]

    (A) $CH_3-CH_2-CH_2-NH_2$

    (B) $CH_3-NH-C_2H_5$

    (C) $(CH_3)_2CH-NH_2$

    (D) $CH_3-CH(CH_3)-CH_2-NH_2$

17. The general formula of the alkanamine homologous series is: [BSEB, 2024 A]

    (A) $C_nH_{2n+3}N$

    (B) $C_nH_{2n+1}N$

    (C) $C_nH_{2n+2}N$

    (D) $C_nH_{2n}N$

18. How many primary amine isomers are possible for $C_3H_9N$?

    (A) 1

    (B) 2

    (C) 3

    (D) 4

19. The formula of Nitroso group is:

    (A) $-NO$

    (B) $-NO_2$

    (C) $-NH_2$

    (D) $-CN$

20. The number of $\pi$ bonds in Aniline is: [BSEB, 2020 A]

    (A) 0

    (B) 1

    (C) 2

    (D) 3

Topic 2: Preparation of Amines

21. Methyl amine can be prepared by: [BSEB, 2009 A, 2021 A]

    (A) Wurtz reaction

    (B) Hoffmann Bromamide reaction

    (C) Friedel-Crafts reaction

    (D) Kolbe reaction

22. Amides can be converted into amines by: [BSEB, 2021 A]

    (A) Clemmensen reduction

    (B) Hoffmann Bromamide reaction

    (C) De-carboxylation

    (D) Cannizzaro reaction

23. Gabriel Phthalimide synthesis is used for the preparation of:

    (A) $1^\circ$ Amine

    (B) $2^\circ$ Amine

    (C) $3^\circ$ Amine

    (D) All of the above

24. When acetamide reacts with $Br_2/KOH$, which of the following is formed? [BSEB, 2023 A]

    (A) Acetone

    (B) Methyl amine

    (C) Acetaldehyde

    (D) Ammonia

25. Reduction of Nitroalkane (by $LiAlH_4$) gives: [BSEB, 2017 C]

    (A) $1^\circ$ Amine

    (B) $2^\circ$ Amine

    (C) $3^\circ$ Amine

    (D) Quaternary salt

26. Chlorobenzene on reaction with Ammonia in the presence of $Cu_2O$ at high pressure and temperature gives: [BSEB, 2015 A]

    (A) Aniline

    (B) Benzamide

    (C) Nitrobenzene

    (D) Phenol

27. The reagent ‘X’ for the conversion of Nitrobenzene to Aniline is: [BSEB, 2011 A]

    (A) $LiAlH_4$

    (B) $Sn/HCl$

    (C) $Na_2S/(NH_4)_2S$

    (D) All of these

28. Reduction of which of the following gives secondary amine? [BSEB, 2022 A]

    (A) Nitrile

    (B) Nitro compound

    (C) Carbylamine (Isocyanide)

    (D) Amide

29. Complete hydrolysis of Ethyl cyanide ($C_2H_5CN$) yields: [BSEB, 2017 C]

    (A) Ethanoic acid

    (B) Propanoic acid

    (C) Ethyl amine

    (D) Propane

30. Reduction of $CH_3CN$ gives: [BSEB, 2021 A]

    (A) $CH_4$

    (B) $CH_3COOH$

    (C) $C_2H_5NH_2$

    (D) $C_2H_5COOH$

31. Methyl amine is prepared by which method? [BSEB, 2026]

    (A) Wurtz reaction

    (B) Hoffmann Bromamide reaction

    (C) Friedel-Crafts reaction

    (D) Kolbe reaction

32. Ammonolysis of alkyl halides yields:

    (A) $1^\circ$ Amine

    (B) $2^\circ$ Amine

    (C) $3^\circ$ Amine

    (D) All of these

33. Reaction of $CH_3CH_2Cl$ with $NaCN$ followed by reduction with $H_2/Ni$ gives:

    (A) Ethyl amine

    (B) Propyl amine

    (C) Isopropyl amine

    (D) Ethanol

34. In Mendius reaction, which of the following is reduced?

    (A) Amide

    (B) Alkyl Cyanide

    (C) Nitro compound

    (D) Oxime

35. Which amine cannot be prepared by Gabriel Phthalimide synthesis?

    (A) Methyl amine

    (B) Ethyl amine

    (C) Aniline

    (D) Propyl amine

36. Total hydrolysis of Alkyl Cyanide gives: [BSEB, 2025 A]

    (A) Carboxylic acid

    (B) Aldehyde

    (C) Alcohol

    (D) Amine

37. Carbonyl chloride reacting with Ammonia gives:

    (A) Methyl amine

    (B) Urea

    (C) Acetamide

    (D) Formamide

38. Hydrolysis of Alkyl Isocyanide yields:

    (A) $1^\circ$ Amine

    (B) $1^\circ$ Amine and Formic acid

    (C) $2^\circ$ Amine

    (D) Amide

39. Reduction of Nitroethane with $Sn/HCl$ gives:

    (A) Ethyl amine

    (B) Methyl amine

    (C) Ethanol

    (D) Acetamide

40. Hydrolysis of Methyl cyanide gives:

    (A) Methanol

    (B) Ethanol

    (C) Acetic acid

    (D) Formic acid

Topic 3: Physical Properties & Basicity

41. Which of the following is most basic? [BSEB, 2024 A]

    (A) $C_6H_5NH_2$

    (B) $(C_6H_5)_2NH$

    (C) $C_2H_5NH_2$

    (D) $(C_2H_5)_2NH$

42. In aqueous solution, the strongest base among the following is: [BSEB, 2022 A]

    (A) $C_6H_5NH_2$

    (B) $CH_3NH_2$

    (C) $(CH_3)_2NH$

    (D) $(CH_3)_3N$

43. The correct order of basicity (in gaseous state) is: [BSEB, 2023 A]

    (A) $NH_3 > RNH_2 > R_2NH > R_3N$

    (B) $R_3N > R_2NH > RNH_2 > NH_3$

    (C) $R_2NH > RNH_2 > R_3N > NH_3$

    (D) $RNH_2 > R_2NH > R_3N > NH_3$

44. Ammonia turns moist red litmus paper into which color? [BSEB, 2019 A]

    (A) Blue

    (B) Green

    (C) Black

    (D) White

45. Dissolving ethyl amine in water results in a: [BSEB, 2018 A]

    (A) Acidic solution

    (B) Basic solution

    (C) Neutral solution

    (D) None of these

46. Which amine is most basic in aqueous medium? [BSEB, 2023 A]

    (A) $CH_3NH_2$

    (B) $(CH_3)_2NH$

    (C) $(CH_3)_3N$

    (D) $C_6H_5NH_2$

47. Which of the following is a strong base? [BSEB, 2017 A]

    (A) Benzene amine

    (B) Aniline

    (C) Acetamide

    (D) None of these

48. Which is most basic? [BSEB, 2021 A, 2023 A]

    (A) $C_6H_5NH_2$

    (B) $(C_6H_5)_2NH$

    (C) $CH_3NH_2$

    (D) $(CH_3)_2NH$

49. The correct decreasing order of basic strength is:

    (A) $(CH_3)_2NH > CH_3NH_2 > (CH_3)_3N > NH_3$

    (B) $NH_3 > (CH_3)_3N > CH_3NH_2 > $(CH_3)_2NH$

    (C) $(CH_3)_3N > $(CH_3)_2NH > CH_3NH_2 > NH_3$

    (D) $(CH_3)_2NH > (CH_3)_3N > CH_3NH_2 > NH_3$

50. Which compound is most basic? [BSEB, 2024 A]

    (A) Aniline

    (B) Benzyl amine

    (C) m-Nitroaniline

    (D) p-Nitroaniline

51. The number of lone pairs on Nitrogen in Ammonia is: [BSEB, 2019 A]

    (A) 1

    (B) 2

    (C) 3

    (D) 4

52. Which of the following is the weakest base?

    (A) Aniline

    (B) Methyl amine

    (C) Dimethyl amine

    (D) Ammonia

53. Basic strength of Methyl amine is higher than Ammonia because:

    (A) Methyl group has $+I$ effect

    (B) Methyl group has $-I$ effect

    (C) Hybridization of Nitrogen is $sp^2$

    (D) None of these

54. Alkyl amines are soluble in water because they form:

    (A) Covalent bond

    (B) Hydrogen bond

    (C) Ionic bond

    (D) Van der Waals forces

55. Aqueous solution of Aniline is:

    (A) Acidic

    (B) Basic

    (C) Neutral

    (D) Amphoteric

56. The boiling point of ethyl amine is lower than aniline because:

    (A) Aniline has lower molecular weight

    (B) Aniline has a ring structure and higher molecular weight

    (C) Ethyl amine is not basic

    (D) None of these

57. Which of the following is a volatile amine?

    (A) Methyl amine

    (B) Aniline

    (C) Diphenyl amine

    (D) p-Toluidine

58. The basic nature of amines is due to:

    (A) Lone pair of electrons on Nitrogen

    (B) High electronegativity of Nitrogen

    (C) Hydrogen bonding

    (D) Presence of acidic Hydrogen

59. Trimethyl amine is a:

    (A) Primary amine

    (B) Secondary amine

    (C) Tertiary amine

    (D) Quaternary salt

60. The low basicity of aniline is due to:

    (A) Resonance of lone pair

    (B) $-I$ effect

    (C) Steric hindrance

    (D) Hydrogen bonding

Topic 4: Chemical Reactions & Tests

61. Primary amine is identified by: [BSEB, 2021 A]

    (A) $HCl$

    (B) $CHCl_3 + KOH$

    (C) $NaOH$

    (D) $CHCl_3$

62. Which reagent is used for identification of primary amines? [BSEB, 2020 A]

    (A) $NaNO_2 + HCl$

    (B) $CHCl_3 + KOH$

    (C) $Br_2/H_2O$

    (D) None of these

63. Hinsberg reagent is called:

    (A) $C_6H_5N_2Cl$

    (B) $C_6H_5SO_2Cl$

    (C) $C_6H_5NHNH_2$

    (D) $C_6H_5Cl$

64. Reaction of primary amine with Grignard reagent gives: [BSEB, 2023 A]

    (A) An alkane

    (B) A higher amine

    (C) A secondary amine

    (D) None of these

65. Carbylamine reaction is given by: [BSEB, 2012 A, 2021 A]

    (A) $CH_3NH_2$

    (B) $(CH_3)_2NH$

    (C) $(CH_3)_3N$

    (D) All of these

66. Which of the following is Hinsberg reagent? [BSEB, 2025 A]

    (A) Benzene sulfonyl chloride

    (B) Benzene sulfonic acid

    (C) Ethyl oxalate

    (D) Acetyl chloride

67. Heating Methyl amine with Chloroform and alcoholic KOH gives: [BSEB, 2024 A]

    (A) $CH_3OH$

    (B) $CH_3CN$

    (C) $CH_3CHO$

    (D) $CH_3NC$

68. The reaction of primary amine with chloroform in presence of alcoholic KOH is called: [BSEB, 2025 A]

    (A) Hydrolysis

    (B) Reduction

    (C) Wurtz reaction

    (D) Carbylamine reaction

69. Which of the following does not react with Hinsberg reagent? [BSEB, 2022 A, 2025 A]

    (A) Ethyl amine

    (B) $(CH_3)_2NH$

    (C) $(CH_3)_3N$

    (D) Propan-2-amine

70. The reaction $R-NH_2 + CHCl_3 + 3KOH \rightarrow R-NC + 3KCl + 3H_2O$ is called: [BSEB, 2019 A]

    (A) Hoffmann reaction

    (B) Carbylamine reaction

    (C) Reimer-Tiemann reaction

    (D) Kolbe reaction

71. Which amine gives Hoffmann Mustard oil reaction? [BSEB, 2021 A]

    (A) $1^\circ$ Amine

    (B) $2^\circ$ Amine

    (C) $3^\circ$ Amine

    (D) All of these

72. Heating Ethyl amine with Chloroform and alcoholic KOH yields: [BSEB, 2019 A]

    (A) Ethyl cyanide

    (B) Ethyl isocyanide

    (C) Ethyl chloride

    (D) Ethanol

73. The final product in Hoffmann mustard oil reaction is:

    (A) Alkyl Isocyanide

    (B) Alkyl Isothiocyanate

    (C) Alkyl Cyanide

    (D) Amine

74. Libermann Nitroso test is given by:

    (A) $1^\circ$ Amine

    (B) $2^\circ$ Amine

    (C) $3^\circ$ Amine

    (D) All of these

75. When ethyl amine reacts with $CS_2$ and $HgCl_2$, the product is:

    (A) $C_2H_5NC$

    (B) $C_2H_5NCS$

    (C) $C_2H_5CN$

    (D) $C_2H_5SH$

76. Reaction of ethyl amine with Nitrous acid ($HNO_2$) yields: [BSEB, 2022 A]

    (A) $C_2H_5OH$

    (B) $C_2H_5NO_2$

    (C) $CH_3NH_2$

    (D) $C_2H_6$

77. Which reagent reacts with ethyl amine to give ethyl alcohol? [BSEB, 2026]

    (A) $Br_2/KOH$

    (B) Acidified $KMnO_4$

    (C) $HNO_3$

    (D) $HNO_2$

78. Reagent used to distinguish $CH_3CH_2NH_2$ and $C_6H_5NH_2$ is: [BSEB, 2024 A]

    (A) $NaOH$

    (B) $HCl$

    (C) $Azo-dye$ test

    (D) $KMnO_4$

79. The most practical industrial method for separation of $1^\circ, 2^\circ, 3^\circ$ amines is:

    (A) Fractional distillation

    (B) Hoffmann’s method

    (C) Hinsberg’s method

    (D) Fractional crystallization

80. Which amine does not release $N_2$ on reaction with Nitrous acid?

    (A) Trimethyl amine

    (B) Ethyl amine

    (C) sec-Butyl amine

    (D) t-Butyl amine

81. What is obtained from the reaction of $3^\circ$ amine with Hinsberg reagent? [BSEB, 2025 A]

    (A) Soluble salt

    (B) Insoluble product

    (C) No reaction

    (D) Alcohol

82. Schiff’s Reagent is used for the testing of:

    (A) Aldehyde

    (B) Amine

    (C) Ether

    (D) Ketone

83. Nitrous acid ($HNO_2$) is unstable, it is prepared from:

    (A) $NaNO_2 + HCl$

    (B) $NaNO_3 + HCl$

    (C) $HNO_3 + H_2SO_4$

    (D) $NH_3 + O_2$

84. Aniline and Ethyl amine can be distinguished by:

    (A) Carbylamine test

    (B) Azo-dye test

    (C) Iodoform test

    (D) Tollen’s reagent

Topic 5: Aromatic Amines (Aniline) & Specific Compounds

85. Reaction between Aniline and Benzaldhyde is: [BSEB, 2017 A]

    (A) Substitution

    (B) Fusion

    (C) Condensation

    (D) Polymerization

86. Reaction of Aniline with conc. $H_2SO_4$ at $180^\circ$C gives: [BSEB, 2020 A]

    (A) Benzene sulfonic acid

    (B) Sulfanilic acid

    (C) Aniline sulfate

    (D) m-Amino benzene sulfonic acid

87. Reaction between Aniline and Benzoyl chloride yields: [BSEB, 2021 A, 2023 A]

    (A) Benzoin

    (B) Benzanilide

    (C) Benzal aniline

    (D) Benzamide

88. When Aniline is treated with $NaNO_2$ and $HCl$ at $0-5^\circ$C, the product is: [BSEB, 2022 A]

    (A) Phenol

    (B) Nitrobenzene

    (C) Benzene diazonium chloride

    (D) Chlorobenzene

89. Reaction of Aniline with conc. $HNO_3$ and $H_2SO_4$ mixture gives: [BSEB, 2020 A]

    (A) o-Nitroaniline

    (B) p-Nitroaniline

    (C) m-Nitroaniline

    (D) Both (B) and (C)

90. Aniline and acetaldehyde react to form: [BSEB, 2017 A]

    (A) Carbylamine

    (B) Nitrobenzene

    (C) Imine

    (D) Schiff’s base

91. Product formed when Aniline reacts with Bromine water is: [BSEB, 2017 A]

    (A) p-Bromoaniline

    (B) 2,4,6-Tribromoaniline

    (C) p-Nitro o-bromobenzene

    (D) p-Bromophenol

92. Purification of Aniline is done by: [BSEB, 2015 A]

    (A) Steam Distillation

    (B) Simple distillation

    (C) Distillation under reduced pressure

    (D) Fractional distillation

93. Formation of m-Nitroaniline (47%) during Nitration of aniline is because:

    (A) $-NH_2$ is m-directing

    (B) In acidic medium, Anilinium ion is formed which is m-directing

    (C) Nitrating mixture is an oxidizing agent

    (D) Temperature is very high

94. What is formed when Aniline reacts with conc. $HNO_3$?

    (A) o-Nitroaniline

    (B) p-Nitroaniline

    (C) m-Nitroaniline

    (D) Mixture of these three

95. Aqueous solution of Aniline is:

    (A) Acidic

    (B) Basic

    (C) Neutral

    (D) Amphoteric

96. Conc. $H_2SO_4$ reacts with Aniline to give:

    (A) Sulfanilic acid

    (B) Benzene sulfonic acid

    (C) Aniline sulfate

    (D) Nitrobenzene

97. Major product of heating Aniline and Chloroform with KOH is: [BSEB, 2022 A]

    (A) Nitrobenzene

    (B) Phenyl isocyanide

    (C) Benzene

    (D) Phenyl cyanide

98. ‘Oil of Mirabane’ is:

    (A) Benzene

    (B) Curtius reaction

    (C) Nitrobenzene

    (D) Phenol

99. Effect of Nitro group on Benzene ring is: [BSEB, 2018 A]

    (A) Activating

    (B) Deactivating

    (C) Neutral

    (D) None of these

100. Reduction product of Nitrobenzene in Mulliken-Barker test is:

     (A) $C_6H_5N=NC_6H_5$

     (B) $C_6H_5NO$

     (C) $C_6H_5NH_2$

     (D) $C_6H_5NHOH$

Topic 6: Diazonium Salts & Other Reactions

101. Heating aqueous solution of Benzene diazonium chloride yields: [BSEB, 2021 A]

     (A) Aniline

     (B) Benzene

     (C) Phenol

     (D) Chlorobenzene

102. Reaction of BDC with $CuCN/KCN$ gives: [BSEB, 2019 A]

     (A) Benzene

     (B) Chlorobenzene

     (C) Benzonitrile

     (D) Aniline

103. Boiling Benzene diazonium chloride with water gives: [BSEB, 2017 C]

     (A) Benzene

     (B) Aniline

     (C) Phenol

     (D) Benzoic acid

104. BDC reacting with Phenol gives:

     (A) Chlorobenzene

     (B) Aniline

     (C) p-Hydroxy azobenzene

     (D) Benzene

105. Formula of Benzene diazonium chloride (BDC) is:

     (A) $C_6H_5NH_2$

     (B) $C_6H_5N_2Cl$

     (C) $C_6H_5NO_2$

     (D) $C_6H_5Cl$

106. In Sandmeyer reaction, which is used?

     (A) $Sn/HCl$

     (B) $CuCl/HCl$

     (C) $LiAlH_4$

     (D) $Zn/NaOH$

107. Which compound is used for making colored dyes?

     (A) Ethyl amine

     (B) Aniline

     (C) Methyl amine

     (D) Ammonia

108. Which is capable of forming a Zwitter ion? [BSEB, 2021 A]

     (A) $CH_3NO_2$

     (B) $CH_3COOH$

     (C) $CH_3CH_2NH_2$

     (D) $H_2NCH_2COOH$

109. Example of a Zwitter ion is: [BSEB, 2021 A]

     (A) Ethyl amine

     (B) Acetamide

     (C) Glycine

     (D) Aniline

110. Heating Calcium Formate gives: [BSEB, 2017 C]

     (A) Formaldehyde

     (B) Acetaldehyde

     (C) Acetone

     (D) Formic acid

111. Simple formula of Benzene is: [BSEB, 2016 C, 2020 A]

     (A) $CH$

     (B) $C_2H_2$

     (C) $C_6H_6$

     (D) None

112. The name of Phenol compound is: [BSEB, 2019 A]

     (A) Benzene hydroxide

     (B) Phenol

     (C) Phenyl

     (D) Benzyl alcohol

113. Which ion is colorless? [BSEB, 2022 A]

     (A) $Cu^+$

     (B) $Co^{2+}$

     (C) $Ni^{2+}$

     (D) $Fe^{3+}$

114. Which ion is diamagnetic? [BSEB, 2022 A]

     (A) $Cr^{3+}$

     (B) $V^{2+}$

     (C) $Sc^{3+}$

     (D) $Ti^{3+}$

115. Product of total hydrolysis of alkane cyanides is:

     (A) Amino acid

     (B) Amide

     (C) Acid

     (D) Alcohol

116. A compound gives $1^\circ$-amine after hydrolysis. The compound is: [BSEB, 2018 A]

     (A) Anilide

     (B) Amide

     (C) Cyanide

     (D) None

117. Reaction of ethyl amine with $NaNO_2$ and $HCl$ yields:

     (A) Ethanol

     (B) Ethyl nitrite

     (C) Ethyl chloride

     (D) Ammonia

118. Heating Nitrobenzene with conc. $HNO_3$ and $H_2SO_4$ at $100^\circ$C gives:

     (A) m-Dinitrobenzene

     (B) o-Dinitrobenzene

     (C) p-Dinitrobenzene

     (D) Trinitrobenzene

119. Formula of Chloropicrin is:

     (A) $CCl_3NO_2$

     (B) $CHCl_2NO_2$

     (C) $CH_2ClNO_2$

     (D) $CCl_4$

120. Which of the following is an explosive?

     (A) TNG

     (B) TNT

     (C) RDX

     (D) All of these

Topic 7: Miscellaneous Practice MCQs

121. Most basic compound in gaseous state:

     (A) $NH_3$

     (B) $CH_3NH_2$

     (C) $(CH_3)_2NH$

     (D) $(CH_3)_3N$

122. Ethyl amine reacting with Acetyl chloride yields:

     (A) N-Ethyl acetamide

     (B) Acetamide

     (C) Ethyl amine

     (D) Ethanol

123. How is aniline obtained from chlorobenzene?

     (A) Heating with $NH_3$ and $Cu_2O$

     (B) Reduction with $Sn/HCl$

     (C) Heating with $Zn$ dust

     (D) Reaction with $NaOH$

124. Who gives Carbylamine test?

     (A) $C_2H_5NH_2$

     (B) $C_6H_5NH_2$

     (C) $CH_3NH_2$

     (D) All of these

125. Reaction product of ethyl amine and Hinsberg reagent is:

     (A) Soluble in alkali

     (B) Insoluble in alkali

     (C) Acidic

     (D) Neutral

126. Reaction of BDC with $H_3PO_2$ yields:

     (A) Benzene

     (B) Phenol

     (C) Aniline

     (D) Chlorobenzene

127. Reduction of Nitrobenzene by $Zn/NH_4Cl$ yields:

     (A) Phenyl hydroxyl amine

     (B) Aniline

     (C) Hydrazobenzene

     (D) Azobenzene

128. Reagent that distinguishes $1^\circ, 2^\circ, 3^\circ$ amines:

     (A) Hinsberg reagent

     (B) $HNO_2$

     (C) Hoffmann method

     (D) All of these

129. Formula of Ethanamide is:

     (A) $CH_3CONH_2$

     (B) $HCONH_2$

     (C) $C_2H_5CONH_2$

     (D) $CH_3NH_2$

130. Reaction of Aniline with conc. $H_2SO_4$ at $180^\circ$C is:

     (A) Electrophilic substitution

     (B) Nucleophilic substitution

     (C) Elimination reaction

     (D) Addition reaction

131. Partial hydrolysis of Alkyl Cyanide gives:

     (A) Amide

     (B) Amine

     (C) Acid

     (D) Alcohol

132. Formula of Alkyl Isocyanide is:

     (A) $R-CN$

     (B) $R-NC$

     (C) $R-NH_2$

     (D) $R-NO_2$

133. Both Aniline and Ethyl amine:

     (A) Give carbylamine test

     (B) React with Hinsberg reagent

     (C) Are basic

     (D) All of these

134. Bromination of Aniline yields:

     (A) 2,4,6-Tribromoaniline

     (B) o-Bromoaniline

     (C) p-Bromoaniline

     (D) m-Bromoaniline

135. Reducing agent used in Mendius reaction:

     (A) $Na/C_2H_5OH$

     (B) $LiAlH_4$

     (C) $Sn/HCl$

     (D) $H_2/Ni$

136. Gas obtained by reaction of ethyl amine with $CH_3MgBr$ is:

     (A) $C_2H_6$

     (B) $CH_4$

     (C) $NH_3$

     (D) $H_2$

137. Cyanide ion ($CN^-$) is a:

     (A) Ambidentate ligand

     (B) Monodentate ligand

     (C) Chelating ligand

     (D) None of these

138. Identification of Nitrogen in organic compounds is done by:

     (A) Lassaigne’s test

     (B) Beilstein test

     (C) Dumas method

     (D) Kjeldahl method

139. Reduction of $CH_3CN$ with $LiAlH_4$ yields:

     (A) Ethyl amine

     (B) Methyl amine

     (C) Ammonia

     (D) Methane

140. Hydration of ethyl isocyanide yields:

     (A) Ethyl amine and Formic acid

     (B) Ethyl amine and Acetic acid

     (C) Propyl amine

     (D) Ethanol

141. Stability of diazonium salts is highest at:

     (A) $0-5^\circ$C

     (B) $25^\circ$C

     (C) $100^\circ$C

     (D) $50^\circ$C

142. Foul smelling substance formed by heating Aniline with $CHCl_3$ and KOH is:

     (A) Phenyl Isocyanide

     (B) Phenyl Cyanide

     (C) Chlorobenzene

     (D) Nitrobenzene

143. Shape of amino group with $sp^3$ hybridization is:

     (A) Pyramidal

     (B) Tetrahedral

     (C) Trigonal planar

     (D) Linear

144. Basicity of amines as alkyl groups increase:

     (A) Increases

     (B) Decreases

     (C) Remains same

     (D) First increases then decreases

145. Diazotization of Aniline is done by:

     (A) $NaNO_2 + HCl$

     (B) $HNO_3 + H_2SO_4$

     (C) $NaNO_3 + HCl$

     (D) $NH_4Cl$