This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 13 Amines – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In which of the following reactions, the product formed contains one carbon lessthan that present in the reactant? A) Reduction of amide into amine. B) Carbylamine reaction. C) Sandmeyers Reaction. D) Hoffmann bromamide degradation reaction. Show Answer Correct Answer: D) Hoffmann bromamide degradation reaction. 2. What is the amino group's structure? A) -COOH. B) -NH$_{2}$. C) -PO$_{4}$. D) -OH. Show Answer Correct Answer: B) -NH$_{2}$. 3. Why is the loss of N2 considered advantageous in diazotization reactions? A) Because N2 is a stable compound. B) Because N2 is a poor leaving group. C) Because N2 is a very good leaving group. D) Because N2 reacts with other compounds easily. Show Answer Correct Answer: C) Because N2 is a very good leaving group. 4. Amides have a Carbonyl group A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 5. What is the IUPAC name for the compound CH3CH2NH2? A) Ethanamine. B) Propanamine. C) Methanamine. D) Butanamine. Show Answer Correct Answer: A) Ethanamine. 6. The correct increasing order of basic strength for the following compounds is ..... A) II < III < I. B) III < I < II. C) III < II < I. D) II < I < III. Show Answer Correct Answer: A) II < III < I. 7. Methanamine is stronger base than ethanamine A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 8. The gas evolved when methylamine reacts with nitrous acid is ..... A) NH3. B) N2. C) H2. D) C2H6. Show Answer Correct Answer: B) N2. 9. Order of basic strength of ethylamines is A) Primary > secondary > tertiary. B) Tertiary > secondary > primary. C) Secondary > tertiary > primary. D) Secondary > primary > tertiary. Show Answer Correct Answer: C) Secondary > tertiary > primary. 10. Reduction of nitrile compounds is suitable for preparing primary amines. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 11. Tretbutylamine, a compound in which a tert-butyl organic group is bound to nitrogen. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. What is the product of the reaction between a primary amine and hydrochloric acid? A) Trimethylammonium chloride. B) Dimethylammonium chloride. C) Methylammonium chloride. D) Ammonium chloride. Show Answer Correct Answer: C) Methylammonium chloride. 13. What is the base strength of primary aliphatic amines compared to ammonia? A) Weaker. B) Stronger. C) Equal. D) Cannot be determined. Show Answer Correct Answer: B) Stronger. 14. Which of the following is an example of a secondary amine? A) Propylamine. B) Methylamine. C) Dimethylamine. D) Ethylamine. Show Answer Correct Answer: C) Dimethylamine. 15. What is the common method for separating a mixture of amines? A) Fractional distillation. B) Crystallization. C) Hofmann's method. D) Simple distillation. Show Answer Correct Answer: A) Fractional distillation. 16. A suitable reagent Z for the reaction:butanoyl chloride + Z $\rightarrow$ butanamide is A) NH$_{3}$. B) KCN. C) HNO$_{3}$. D) NH$_{2}$OH. Show Answer Correct Answer: A) NH$_{3}$. 17. Hoffmann Bromamide Degradation reaction is shown by ..... A) ArNH2. B) ArCONH2. C) ArNO2. D) ArCH2NH2. Show Answer Correct Answer: B) ArCONH2. 18. What is observed in a clock reaction when a certain amount of product has been made? A) A clear color change. B) A temperature increase. C) A decrease in pressure. D) A change in pH. Show Answer Correct Answer: A) A clear color change. 19. Aniline does not undergo Friedel-Crafts reaction due to A) Salt formation with aluminium chloride. B) Nitrogen ofaniline acquires negative charge. C) -NH2 group activates the benzene ring. D) Salt formation with alkyl halide. Show Answer Correct Answer: A) Salt formation with aluminium chloride. 20. How are secondary amines typically synthesized from primary amines? A) By direct amination of alkenes with ammonia. B) By reduction of secondary amines with hydrogen gas. C) By alkylation of primary amines with alkyl halides. D) By hydrolysis of nitriles to form amines. Show Answer Correct Answer: C) By alkylation of primary amines with alkyl halides. 21. What is the order of boiling points for amines? A) Tertiary > Secondary > Primary. B) Primary > Secondary > Tertiary. C) Secondary > Tertiary > Primary. D) Tertiary > Primary > Secondary. Show Answer Correct Answer: B) Primary > Secondary > Tertiary. 22. Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain is A) Hoffmann Bromamide reaction. B) Gabriel phthalimide synthesis. C) Sandmeyer reaction. D) Reaction with NH3. Show Answer Correct Answer: B) Gabriel phthalimide synthesis. 23. Which pairing of general formula and compound class is incorrect? A) RCONH$_{2}$; amide. B) R$_{3}$CNH$_{2}$; tertiary amine. C) RNH$_{2}$; amine. D) CH$_{3}$NHR; secondary amine. Show Answer Correct Answer: B) R$_{3}$CNH$_{2}$; tertiary amine. 24. Three major part of an amino acid are A) Carboxyl group, amino group, and side chain. B) Carbonyl group, amino group, and side chain. C) Carboxyl group, amino group and hydroxyl group. D) None of the above. Show Answer Correct Answer: A) Carboxyl group, amino group, and side chain. 25. What is the reagent required to carry out the following conversion?Methylamine $\rightarrow$ N-methylethanamide A) NaOH. B) Methanoyl chloride. C) HNO$_{2}$. D) Ethanoyl chloride. Show Answer Correct Answer: D) Ethanoyl chloride. ← 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 10Class 12 Chemistry (Part Ii) Chapter 13 Amines Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books