This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 13 Amines – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the basicity of amines attributed to? A) The alkyl groups. B) The hydrogen atoms. C) The lone pair of electrons on the nitrogen atom. D) The presence of carbon atoms. Show Answer Correct Answer: C) The lone pair of electrons on the nitrogen atom. 2. In the nitration of benzene using a mixture of conc. H2SO4 and conc. HNO3, the species which initiates the reaction is ..... A) NO2. B) NO+. C) NO2+. D) NO2-. Show Answer Correct Answer: C) NO2+. 3. In Hinsberg reaction, after the reaction with benzene sulfonil chloride, tertiary amine will ..... in base solution, than ..... in acid solution. A) Soluble, insoluble. B) Insoluble, no change. C) No change, Soluble. D) Soluble, no change. Show Answer Correct Answer: C) No change, Soluble. 4. How is a secondary amine indicated in the IUPAC nomenclature? A) By adding the prefix "di-" to the name. B) By including the suffix "-amine". C) By having one (N-) in the name. D) By having two (N-) in the name. Show Answer Correct Answer: C) By having one (N-) in the name. 5. Which reaction produces primary amines from a halogenoalkane? A) Reduction of amides. B) Reduction of nitriles. C) Nucleophilic substitution of halogenoalkanes with primary amine. D) Reaction of halogenoalkanes with ammonia. Show Answer Correct Answer: D) Reaction of halogenoalkanes with ammonia. 6. R-cH=N-OH +Na+ C2H5-OH gives A) R-NH2. B) R2NH. C) R3N. D) RNH4. E) 1. Show Answer Correct Answer: A) R-NH2. 7. In the Hinsberg test, which of the following gives a soluble sulfonamide in alkali? A) Primary amine. B) Secondary amine. C) Tertiary amine. D) Quaternary ammonium salt. Show Answer Correct Answer: A) Primary amine. 8. Give correct names for the following amine:CH$_{3}$CH$_{2}$CH$_{2}$NHCH$_{3}$ A) Butan-2-amine. B) N-methylpropanamine. C) N-methyl-2-propanamine. D) None of the above. Show Answer Correct Answer: B) N-methylpropanamine. 9. In order to prepare a 1$^\circ$ amine from an alkyl halide with simultaneous addition of one CH2 group in the carbon chain, the reagent used as source of nitrogen is ..... A) Sodium amide, NaNH2. B) Sodium azide, NaN3. C) Potassium cyanide, KCN. D) Potassium phthalimide, C6H4(CO)2N-K+. Show Answer Correct Answer: B) Sodium azide, NaN3. 10. Which of the following reagents would not be a good choice for reducing an aryl nitro compound to an amine? A) H2(excess)/Pt. B) LiAlH4 in ether. C) Fe and HCl. D) Sn and HCl. Show Answer Correct Answer: A) H2(excess)/Pt. 11. The order of reactivity of alkyl halides with amonia is: A) RI>RBr>RCl. B) RI C) RBr>RI>RCl. D) RCl>RI>RBr. Show Answer Correct Answer: A) RI>RBr>RCl. 12. Have a smell of death / decay or rotting fish A) Amides. B) Amines. C) Carboxylic acids. D) Haloalkanes. Show Answer Correct Answer: B) Amines. 13. The pKb of ethylamine (3.19) is less than that of ammonia (4.75) because of: A) Resonance stabilization. B) +I effect of the ethyl group. C) Hydrogen bonding. D) Steric hindrance. Show Answer Correct Answer: B) +I effect of the ethyl group. 14. Describe the continuous monitoring method for measuring rates of reaction and the graphs they produce. A) Continuous monitoring involves measuring the concentration of reactants at regular intervals. B) Continuous monitoring requires measuring the pH change over time. C) Continuous monitoring involves measuring the pressure change in a closed system. D) Continuous monitoring is used to determine the activation energy of a reaction. Show Answer Correct Answer: A) Continuous monitoring involves measuring the concentration of reactants at regular intervals. 15. One of the the limitation of Gabriel phthalimide synthesis is A) Aromatic primary amines cannot be prepared by this method. B) Primary amines cannot be prepared by this method. C) Tertiary amines cannot be prepared by this method. D) Reagents used are very expensive. Show Answer Correct Answer: A) Aromatic primary amines cannot be prepared by this method. 16. What is the first step in the Hofmann Elimination process when reacting with amines? A) Heating the amine. B) Reacting the amine with Ag2O. C) Reacting the amine with excess CH3I. D) Forming a quaternary ammonium salt. Show Answer Correct Answer: C) Reacting the amine with excess CH3I. 17. Which of the following statements is true regarding the basicity of amines? A) Electron Donating Group (EDG) decreases basicity. B) Electron Withdrawing Group (EWG) increases basicity. C) Electron Donating Group (EDG) increases basicity. D) A lower pKa indicates a stronger base. Show Answer Correct Answer: C) Electron Donating Group (EDG) increases basicity. 18. What type of amines does the Azide Synthesis reaction prepare? A) 2$^\circ$ and 3$^\circ$ amines. B) 1$^\circ$ amines. C) Both 1$^\circ$ and 2$^\circ$ amines. D) Both 2$^\circ$ and 3$^\circ$ amines. Show Answer Correct Answer: B) 1$^\circ$ amines. 19. Hinsberg's test gives yellow oil to A) Primary amine. B) Secondary amine. C) Tertiary amine. D) Primary aliphatic amine. Show Answer Correct Answer: B) Secondary amine. 20. Acid Chlorides and anhydrides only use $\frac{H_2O}{ }$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. Which of the following compound will not undergo azo coupling reaction with benzene diazonium chloride. A) Aniline. B) Phenol. C) Anisole. D) Nitrobenzene. Show Answer Correct Answer: D) Nitrobenzene. 22. LAH reduced carbonyl's A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. What is the product of the reaction between Ethanoic Acid and Sodium Hydroxide? A) Sodium Ethanoate and Water. B) Lithium Ethanoate and Hydrogen Gas. C) Calcium Ethanoate and Carbon Dioxide. D) Methylammonium Ethanoate. Show Answer Correct Answer: A) Sodium Ethanoate and Water. 24. Give correct names for the following amine:CH$_{3}$CH$_{2}$CH(NHCH$_{3}$)CH$_{3}$ A) Pentan-2-amine. B) N-methylbutan-2-amine. C) 2-methylaziridine. D) 4-(dimethylamino)pyridine. Show Answer Correct Answer: B) N-methylbutan-2-amine. 25. ..... is shifting negative charge towards this spot in the molecule. A) Electron density. B) N atom. C) Weak base. D) Strong acid. Show Answer Correct Answer: A) Electron density. ← 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 6Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books