This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Chemistry Part Ii > Class 12 Chemistry (Part Ii) Chapter 13 Amines – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Benzenediazonium chloride react with warm water to give A) Benzene. B) Phenol. C) Chlorobenzene. D) Aniline. Show Answer Correct Answer: B) Phenol. 2. Aromatic amines are ..... bases than ammonia, due to the ..... nature of the aryl group. A) Weaker, electron donating. B) Stronger, electron donating. C) Weaker, electron withdrawing. D) Stronger, electron withdrawing. Show Answer Correct Answer: C) Weaker, electron withdrawing. 3. Which of the following is an example of a quaternary ammonium salt? A) (CH3)3N. B) NH3. C) (CH3)2NH. D) (CH3)4N+Cl-. E) CH3NH2. Show Answer Correct Answer: D) (CH3)4N+Cl-. 4. Which of the following has the highest acidity? A) Alcohols. B) Carboxylic acids. C) Phenols. D) Alkanes. Show Answer Correct Answer: B) Carboxylic acids. 5. Aniline when reacts with bromine water at roomtemperature, gives A) White precipitate of 2-bromoaniline. B) White precipitate of 2, 4, -dibromoaniline. C) Aniline does not react with bromine at room temperature. D) White precipitate of 2, 4, 6-tribromoaniline. Show Answer Correct Answer: D) White precipitate of 2, 4, 6-tribromoaniline. 6. The reaction of alkyl halide with ammonia is A) Nucleophillic substitution. B) Nucleophillic addition. C) Electrophillic addition. D) Electrophillic substitution. Show Answer Correct Answer: A) Nucleophillic substitution. 7. What is the product when amides are reduced with LiAlH4? A) Alcohol. B) Carboxylic acid. C) Amine. D) Ester. Show Answer Correct Answer: C) Amine. 8. Reaction of amines with nitrous acid can be used to differentiate 1$^{o}$ from 2$^{o}$ amines. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 9. Which reagent is used in the first step of the Amination then Reduction process for preparing amines? A) NaCN. B) HNO3. C) LAH. D) SOCl2. Show Answer Correct Answer: D) SOCl2. 10. Aliphatic amines are stronger bases in comparison to ammonia because A) They have higher pKb values. B) They have more number of +I groups. C) They can show reasonance. D) They have more number of lone pairs on N. Show Answer Correct Answer: B) They have more number of +I groups. 11. Aniline react with bromine water to form A) Bromobenzene. B) M-bromo aniline. C) 2, 4, 6-tribromoaniline. D) O and p-bromoaniline. Show Answer Correct Answer: C) 2, 4, 6-tribromoaniline. 12. The best reagent for converting 2-phenylpropanamide into2-phenylpropanamine is ..... A) Br2 in aqueous NaOH. B) Iodine in the presence of red phosphorus. C) LiAlH4 in ether. D) Excess H2. Show Answer Correct Answer: C) LiAlH4 in ether. 13. For reduction of nitro compounds into amines, iron scrap and hydrochloric acid is preferred because A) FeCl2 formed gets hydrolysed to release hydrochloric acid, Thus, only a small amount of hydrochloric acid is required. B) Iron scrap are cheap. C) Amines are obtained as pure product. D) FeCl3 formed gets hydrolysed to release hydrogen gas, Thus, only a small amount of hydrochloric acid is required. Show Answer Correct Answer: A) FeCl2 formed gets hydrolysed to release hydrochloric acid, Thus, only a small amount of hydrochloric acid is required. 14. The most soluble amine in water is A) Secondary amine. B) Tertiary amine. C) Aryl amines. D) Primary amine. Show Answer Correct Answer: D) Primary amine. 15. ..... is a colourless, water-soluble liquid. It is used as a solvent and a precursor to other organic compounds. A) Ethyl cyanide. B) Nitroethane. C) Ethyl amine. D) Propionitrile. Show Answer Correct Answer: D) Propionitrile. 16. What is produced when acyl chlorides react with water? A) Amide. B) Carboxylic acid. C) Ester. D) Alcohol. Show Answer Correct Answer: B) Carboxylic acid. 17. Which of the following functions can amines perform due to their lone pair of electrons? A) Act as an acid. B) Function as a base. C) Act as a catalyst. D) Serve as a reducing agent. Show Answer Correct Answer: B) Function as a base. 18. What is the product of the reaction between halogenoalkanes and ammonia in a successive series of reactions? A) Quaternary ammonium salts. B) Tertiary amines. C) Secondary amines. D) Primary amines. Show Answer Correct Answer: B) Tertiary amines. 19. Carbylamine reagent is A) CHCl3 + KOH. B) CHCL3 + KCL. C) CHCL3 + Br2. D) CHCL3. Show Answer Correct Answer: A) CHCl3 + KOH. 20. Neutral rxn's always start with oxygen attacking carbonyl A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. Which reagent is used to reduce nitriles to primary amines? A) NaBH4. B) H2SO4. C) KMnO4. D) LiAlH4. Show Answer Correct Answer: D) LiAlH4. 22. What is the bond between amino acids A) Hydrogen. B) Peptide. C) Covalent. D) None of the above. Show Answer Correct Answer: B) Peptide. 23. Amine is a derivative compound from ..... A) Nitro. B) Carboxylic acid. C) Amide. D) Ammonia. Show Answer Correct Answer: D) Ammonia. 24. Which of the following is an example of a tertiary amine?N, N-diethyl-propanaminebutanamine A) N-methyl-propanamine. B) 2-methyl-hexanamine. C) N, N-diethyl-propanamine. D) Butanamine. Show Answer Correct Answer: C) N, N-diethyl-propanamine. 25. Which type of amines are stronger bases than ammonia? A) Aliphatic amines. B) Quaternary ammonium salts. C) Aromatic amines. D) Tertiary amines. Show Answer Correct Answer: A) Aliphatic amines. 26. Which of the following are classified under organic solvents, EXCEPT A) Hydrocarbons. B) Nitrile. C) Aromatic hydrocarbons. D) Amines. Show Answer Correct Answer: B) Nitrile. 27. Acid anhydrides on reaction with primary amines give ..... A) Amide. B) Secondary amine. C) Imide. D) Imine. Show Answer Correct Answer: A) Amide. 28. CH3-CH2-CH2-NH2, the iupac name of compound is A) N-propylamine. B) 2. C) N-propylamine. D) Propan-1-amine. E) Iso-propyl amine. Show Answer Correct Answer: D) Propan-1-amine. 29. Which of the following statements is incorrect about ethanolamine? A) It contains both amine and hydroxyl groups. B) It can act as a weak base. C) All the above. D) None of the above. Show Answer Correct Answer: B) It can act as a weak base. 30. (CH3CH2)2NCH3 is A) Primary amine. B) Tertiary amine. C) Quarternary salt. D) Secondary amine. Show Answer Correct Answer: B) Tertiary amine. 31. The best reagent for converting, 2-phenylpropanamide into 1-phenylethanamine is ..... A) Excess H2/Pt. B) NaBH4/methanol. C) LiAlH4/ether. D) NaOH/Br2. Show Answer Correct Answer: A) Excess H2/Pt. 32. What is the product of the reaction between primary amines and benzenesulphonyl chloride? A) N-ethyl benzenesulphonamide. B) N-ethyl benzenesulphonyl amide. C) N-benzyl benzenesulphonyl amide. D) N-benzyl benzenesulphonamide. Show Answer Correct Answer: B) N-ethyl benzenesulphonyl amide. 33. Aryl amines are least basic because A) The carbon atoms bear a + charge in the resonating structures. B) Aniline is easily soluble in bases. C) The benzene ring has a +I effect. D) Anilinium ion formed on pronation has less stability. Show Answer Correct Answer: D) Anilinium ion formed on pronation has less stability. 34. Nitrogen atom of amines is ..... A) Trivalent. B) Tetravalent. C) Divalent. D) Monovalent. Show Answer Correct Answer: A) Trivalent. 35. Tertiary amine has lower boiling point than primary or secondary amine because it can not create ..... as interaction between it's molecules. A) Hydrogen interaction. B) Van Der Walls Interaction. C) Covalent bond. D) Ionic bonding. Show Answer Correct Answer: A) Hydrogen interaction. 36. Hoffman's degradation of amides can prepare aliphatic & aromatic primary amines. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 37. What is compared to find the order of a reaction in a clock reaction? A) Change in concentration to change in rate. B) Change in pH to change in color. C) Change in volume to change in mass. D) Change in temperature to change in pressure. Show Answer Correct Answer: A) Change in concentration to change in rate. 38. Which of the following is Primary amine A) R4N+Cl-. B) 4. C) R2NH. D) R-NH2. E) R3N. Show Answer Correct Answer: D) R-NH2. 39. Which of the following is a method to produce primary amines? A) Dehydration of alcohols. B) Reduction of amides with LiAlH4. C) Oxidation of alcohols. D) Hydrolysis of esters. Show Answer Correct Answer: B) Reduction of amides with LiAlH4. 40. Which of the following methods of preparation of amines will give same number of carbon atoms in the chain of amines as in the reactant? A) Treatment of amide with bromine in aqueous solution of sodium hydroxide. B) Heating alkylhalide with potassium salt of phthalimide followed by hydrolysis. C) Reaction of amide with LiAlH4 followed by treatment with water. D) Reaction of nitrite with LiAlH4. Show Answer Correct Answer: B) Heating alkylhalide with potassium salt of phthalimide followed by hydrolysis. 41. Which general structure is the best example of a section of a condensation polymer? Each letter represents a different monomer. A) -A-B-A-B-A-B-A-B-. B) -B-B-B-B-B-B-. C) -A-B-C-A-B-C-A-B-C-. D) -A-A-A-A-A-A-. Show Answer Correct Answer: A) -A-B-A-B-A-B-A-B-. 42. How many carbon groups are attached to a tertiary amine? A) 0. B) 2. C) 1. D) 3. Show Answer Correct Answer: D) 3. 43. Acid rxn's always start with protonation, and requires proton transfer A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 44. Arrange the basic strength of the following compound in ascending order.I:N-chloro-N-methylpropanamineII:N, N-dimethylpropanamineIII:N, N-difluoropropanamine A) II< III< I. B) III< I< II. C) I< III< II. D) II< I< III. Show Answer Correct Answer: B) III< I< II. 45. Sulphanilic acid is also named as A) P-nitrobenzene sulphonicacid. B) Benzene sulphonicacid. C) P-aminobenzoic acid. D) P-aminobenzene sulphonicacid. Show Answer Correct Answer: D) P-aminobenzene sulphonicacid. 46. Which of the following amines is expected to be the most basic in aqueous solution? A) Dimethylamine. B) Methylamine. C) Ammonia. D) Trimethylamine. Show Answer Correct Answer: A) Dimethylamine. 47. What is the prefix used for naming Amines? A) Oxo-. B) Carboxy-. C) Amino-. D) Hydroxy-. Show Answer Correct Answer: C) Amino-. 48. The greater the size of the ion, ..... will be the solvation and the ion is ..... stabilised. A) Lesser, less. B) Lesser, more. C) More, more. D) More, less. Show Answer Correct Answer: A) Lesser, less. 49. What two elements make up the amino group? A) Hydrogen, Nitrogen. B) Nitrogen, Oxygen. C) Potassium, Hydrogen. D) Hydrogen, Oxygen. Show Answer Correct Answer: A) Hydrogen, Nitrogen. 50. Primary amines obtained by reduction of nitroalkanes with Ni would yield to ..... A) Dimethyl amine. B) Butyl amine. C) Dimethyl amine. D) Ethyl amine. Show Answer Correct Answer: D) Ethyl amine. 51. $\frac{NaOH}{\Delta}$ $C\equiv N$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 52. Central C atom of aminoacid called A) Beta carbon. B) Alpha carbon. C) Gamma. D) None of the above. Show Answer Correct Answer: B) Alpha carbon. 53. Pyr is a non-nucleophilic base that reduces hydrogen. Think NH3 $\rightarrow$ NH2 A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 54. Which of the following should be most volatile? A) (CH3)3N. B) CH3CH2CH2NH2. C) . D) CH3CH2CH3. Show Answer Correct Answer: A) (CH3)3N. 55. The substituents attached to the nitrogen of a compound can be identified by using the locant "N" . A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 56. Amines have lower boiling point compared to alcohol with similar molecular weight. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 57. Primary aliphatic amines on reaction with nitrous acid (HNO2) gives A) Diazonium salts. B) Alcohols. C) Alkanes. D) Amides. Show Answer Correct Answer: B) Alcohols. 58. The decreased basicity of tertiary aliphatic amines in aqueous solution compared to secondary amines is mainly due to: A) Resonance stabilization. B) Inductive effect. C) Solvation effect. D) Steric hindrance. Show Answer Correct Answer: C) Solvation effect. 59. Which reagent is used in the Azide Synthesis for the preparation of amines? A) NaBH4. B) KOH. C) NaCN. D) NaN3. Show Answer Correct Answer: D) NaN3. 60. What happens when ammonia reacts with dilute hydrochloric acid? A) It forms a solid. B) It forms a salt. C) It forms a liquid. D) It forms a gas. Show Answer Correct Answer: B) It forms a salt. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 1Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 2Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 3Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 4Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 5Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 7Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 8Class 12 Chemistry (Part Ii) Chapter 10 Haloalkanes And Haloarenes Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books