This quiz works best with JavaScript enabled. Home > Class 12 > 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 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is true about amides? A) They are neutral. B) They are strong acids. C) They are strong bases. D) They are highly reactive. Show Answer Correct Answer: A) They are neutral. 2. What is the product of the reduction of nitroalkanes? A) Amines. B) Alkyl halides. C) Aldehydes. D) Ketones. Show Answer Correct Answer: A) Amines. 3. Name the compound pictured A) 2, 3-dimethylbutanamide. B) 2, 3, -dimethylbutanamine. C) 2, 3-dimethylamine. D) 2, 3, -butanenitrile. Show Answer Correct Answer: A) 2, 3-dimethylbutanamide. 4. Amine can undergo a substitution reaction with alkyl halide using it's lone pair to form covalent bonding with ..... atom in alkyl halide A) Positive partial carbon. B) Negative partial carbon. C) Positive partial hydrogen. D) Negative partial hydrogen. Show Answer Correct Answer: A) Positive partial carbon. 5. In Hinsberg reaction, after the reaction with benzene sulphonyl chloride, tertiary amine will remain ..... in base solution, & then ..... in acid solution. A) Soluble, insoluble. B) Insoluble, no change. C) Insoluble, Soluble. D) Soluble, no change. Show Answer Correct Answer: C) Insoluble, Soluble. 6. Which of the following is not a product of the Gabriel Synthesis? A) 1$^\circ$ amines. B) 2$^\circ$ amines. C) 3$^\circ$ amines. D) Both 2$^\circ$ and 3$^\circ$ amines. Show Answer Correct Answer: D) Both 2$^\circ$ and 3$^\circ$ amines. 7. Order of basic strength in methyl amines is A) Secondary > primary > tertiary. B) Secondary > tertiary > primary. C) Primary > secondary > tertiary. D) Tertiary > secondary > primary. Show Answer Correct Answer: A) Secondary > primary > tertiary. 8. The correct order of increasing pK$_{b }$in aqueous medium forNH$_{3}$ (I), CH$_{3}$CH$_{2}$NH$_{2}$ (II), (CH$_{3}$CH$_{2}$)$_{2}$NH (III) & (CH$_{3}$CH$_{2}$)$_{3}$N (IV) is- A) II < I < IV < III. B) III < IV< II < I. C) I < II < IV < III. D) II < I < III < IV. Show Answer Correct Answer: B) III < IV< II < I. 9. What is the IUPAC name for amines? A) Alkylamines. B) Hydrocarbons. C) Alkanamines. D) Aryl amines. Show Answer Correct Answer: C) Alkanamines. 10. Which of the following can be prepared by Gabriel phthalimide synthesis A) Primary aliphatic amines. B) Primary aromatic amines. C) Secondary amines. D) Tertiary amines. Show Answer Correct Answer: A) Primary aliphatic amines. 11. Aminoacids are A) Acid. B) Base. C) Ampholyte. D) None of the above. Show Answer Correct Answer: C) Ampholyte. 12. What is the correct IUPAC name for a primary amine with a three-carbon chain? A) 1-propanamine. B) 2-propanamine. C) N-methylmethanamine. D) 1-methylethanamine. Show Answer Correct Answer: A) 1-propanamine. 13. $\frac{R'OH}{pTSA}$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. What is the IUPAC name for the compound CH3CH2NHCH3? A) Ethanamine. B) Propanamine. C) Methanamine. D) Butanamine. Show Answer Correct Answer: B) Propanamine. 15. What is the nature of the N=N bond in azo compounds? A) Strongly electrophilic. B) Weakly electrophilic. C) Strongly nucleophilic. D) Not present in azo compounds. Show Answer Correct Answer: B) Weakly electrophilic. 16. What is formed when amines react with acids? A) Carboxylic acids. B) Esters. C) Alcohols. D) Ammonium salts. Show Answer Correct Answer: D) Ammonium salts. 17. Best method for preparing primary amines from alkyl halides withoutchanging the number of carbon atoms in the chain is A) I) Hoffmann Bromamide reaction. B) (ii) Gabriel phthalimide synthesis. C) (iii) Sandmeyer reaction. D) (iv) Reaction with NH3. Show Answer Correct Answer: B) (ii) Gabriel phthalimide synthesis. 18. Which of the following is a 3 tertiary amine? A) 1-Methylcyclohexylamine. B) Triethyl amine. C) Tert-butylamine. D) N-Methylaniline. Show Answer Correct Answer: B) Triethyl amine. 19. What is the Hoffman elimination reaction in the context of amines? A) Conversion of amines to esters by treatment with a nucleophile. B) Conversion of amines to alkenes by treatment with a strong base. C) Conversion of amines to ketones by treatment with a reducing agent. D) Conversion of amines to alcohols by treatment with a strong acid. Show Answer Correct Answer: B) Conversion of amines to alkenes by treatment with a strong base. 20. The correct order of basic strengths is: A) CH3NH2 > (CH3)2 NH > (CH3)3N. B) (CH3)3N > (CH3)2 NH > CH3NH2. C) (CH3)2 NH > (CH3)NH2 > (CH3)3N. D) (CH3)3N > CH3NH2 > (CH3)2NH. Show Answer Correct Answer: C) (CH3)2 NH > (CH3)NH2 > (CH3)3N. 21. Lower aliphatic amines are soluble in water because A) They are reactive. B) They can formhydrogen bonds with water molecules. C) They can formmultiple bonds with water molecules. D) Of resonance. Show Answer Correct Answer: B) They can formhydrogen bonds with water molecules. 22. Which compound is formed by the reaction of an aldehyde or ketone with sodium cyanoborohydride in Reductive Amination? A) Amide. B) Imine. C) Ester. D) Amine. Show Answer Correct Answer: B) Imine. 23. R-CONH2 + LiAlH4+H3O+ gives A) R-NH2. B) R-CH2-NH2. C) R-CHO. D) R-OH. E) 2. Show Answer Correct Answer: B) R-CH2-NH2. 24. Azidation and Cyonation is for A) Ketones. B) Aldehydes. C) Alkyl Halides. D) None of the above. Show Answer Correct Answer: C) Alkyl Halides. 25. Why do primary aromatic amines not form basic solutions? A) They have a lower concentration of hydroxide ions. B) The lone pair of electrons on the nitrogen is not readily available. C) The lone pair of electrons on the nitrogen delocalizes with the ring of electrons in the benzene ring. D) They have a higher concentration of hydroxide ions. Show Answer Correct Answer: C) The lone pair of electrons on the nitrogen delocalizes with the ring of electrons in the benzene ring. ← PreviousNext →Related 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 13 Amines Quiz 9Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 10Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books