This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 13 Amines – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which amine is less basic due to steric hindrance? A) Tertiary amine. B) Quaternary amine. C) Primary amine. D) Secondary amine. Show Answer Correct Answer: A) Tertiary amine. 2. Which reagent can be used to convert Nitrobenzene to Aniline A) KMNO4. B) Ammonia. C) Hydrogen on Palladium. D) None of the above. Show Answer Correct Answer: C) Hydrogen on Palladium. 3. What happens when Amines are dissolved in water? A) They form an acidic solution. B) They donate a proton. C) They remain neutral. D) They accept a proton. Show Answer Correct Answer: D) They accept a proton. 4. $\frac{R'2NH}{pTSA}$ A) Iminium Ion. B) Imine. C) All the above. D) None of the above. Show Answer Correct Answer: A) Iminium Ion. 5. What is the most important chemical property of amines? A) They are weak bases. B) They are strong bases. C) They are weak acids. D) They are strong acids. E) They are oxidizing acids. Show Answer Correct Answer: A) They are weak bases. 6. In the coordination complex [Ni(en)3]2+, ethylenediamine behaves as: A) Monodentate ligand. B) Bidentate ligand. C) Tridentate ligand. D) Polydentate ligand. Show Answer Correct Answer: B) Bidentate ligand. 7. What type of bond does an azo compound contain? A) Single bond. B) Triple bond. C) Double bond. D) Ionic bond. Show Answer Correct Answer: C) Double bond. 8. Reaction with bromine under sunlight is also an identification test for aromatic amines. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 9. Benzenediazonium salts give benzene on reacting with A) H$_{3}$PO$_{2}$. B) NaBH$_{4}$. C) CH$_{3}$CH$_{2}$OH. D) All of the above. Show Answer Correct Answer: D) All of the above. 10. What is the primary amine formed from benzene? A) Phenylamine. B) Toluene. C) Aniline. D) Benzylamine. Show Answer Correct Answer: C) Aniline. 11. What is the suffix used for naming Carboxylic Acids? A) -anoic acid. B) -ol. C) -amine. D) -one. Show Answer Correct Answer: A) -anoic acid. 12. What is the stability of arenediazonium salts compared to alkyldiazonium salts? A) Equally stable. B) More stable. C) Unstable. D) Less stable. Show Answer Correct Answer: B) More stable. 13. Addition of $NaBH_4$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. The following will give a precipitate with excess of bromine water A) Bromobenzene. B) Aniline. C) Nitrobenzene. D) Toluene. Show Answer Correct Answer: B) Aniline. 15. Azidation is what type of reduction A) Acylation. B) Alkylation. C) All the above. D) None of the above. Show Answer Correct Answer: B) Alkylation. 16. Secondary and tertiary amines can be chemically distinguised by ..... A) Isocyanide test. B) Teollen's test. C) Hinsberg test. D) Fehling's test. Show Answer Correct Answer: C) Hinsberg test. 17. Benzenediazonium chloride is stable at A) 373-378K. B) 273-278K. C) 298K. D) Below 273K. Show Answer Correct Answer: B) 273-278K. 18. Explain the concept of aromatic amines and provide an example. A) Acetone. B) Ethanol. C) Aniline. D) Methanol. Show Answer Correct Answer: C) Aniline. 19. Describe the process of synthesizing tertiary amines. A) Tertiary amines are synthesized by alkylating secondary amines with alkyl halides. B) Tertiary amines are formed by the direct reaction of ammonia with alkyl halides. C) Tertiary amines are produced by hydrolyzing nitriles in the presence of water. D) Tertiary amines can be synthesized by reducing primary amines with lithium aluminum hydride. Show Answer Correct Answer: A) Tertiary amines are synthesized by alkylating secondary amines with alkyl halides. 20. Which of the following correctly represents the trend of basicity in the gaseous phase for aliphatic amines? A) Primary < Secondary < Tertiary. B) Tertiary < Secondary < Primary. C) Secondary > Tertiary > Primary. D) Tertiary > Secondary > Primary. Show Answer Correct Answer: A) Primary < Secondary < Tertiary. 21. Polymers not made by condensation polymerisation A) Nylon. B) Kevlar. C) Polyester. D) PVC. Show Answer Correct Answer: D) PVC. 22. What is the general formula for amines? A) R-NH3. B) R-NH. C) R-NH4. D) R-NH2. Show Answer Correct Answer: D) R-NH2. 23. The high basicity of ethylenediamine compared to ammonia is mainly due to: A) Electron-donating ethylene chain. B) Intramolecular hydrogen bonding. C) +I effect of two-CH2-groups. D) Resonance stabilization. Show Answer Correct Answer: C) +I effect of two-CH2-groups. 24. Which reagent is used to form acyl chlorides from carboxylic acids? A) PCl3 and heat. B) NaOH. C) HCl. D) H2SO4. Show Answer Correct Answer: A) PCl3 and heat. 25. What is a chiral carbon? A) A carbon joined to 4 different groups. B) A carbon bonded to 4 of the same group. C) A carbon that can be removed easily. D) A carbon with a triple bond. Show Answer Correct Answer: A) A carbon joined to 4 different groups. 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