This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Chemistry (Part Ii) Chapter 11 Alcohols – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What will be the main product(s) when 1 mole of Glyceraldehyde is treated with 2 moles of Periodic Acid? A) 3 HCOOH. B) HCHO + 2HCOOH. C) HCOOH + 2HCHO. D) 3HCHO. Show Answer Correct Answer: B) HCHO + 2HCOOH. 2. The only alcohol that cannot be prepared by the indirect hydration of alkene is:(1) ethyl alcohol (2) propyl alcohol (3) isobutyl alcohol (4) methyl alcohol A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: D) 4. 3. What is the process called when an alcohol is converted into an alkene? A) Dehydration. B) Hydrolysis. C) Reduction. D) Oxidation. Show Answer Correct Answer: A) Dehydration. 4. Aqueous bromine will react with phenol to give a precipitate of 2, 4, 6-tribromophenol. What colour is this precipitate? A) Cream. B) Yellow. C) Orange. D) White. Show Answer Correct Answer: D) White. 5. CH3-OC2H5 + HI gives A, Product 1) CH3 I + C2H5OH (2) CH4 + C2H5OH (3) CH3CH2 I + CH3OH (4) CH3OH + CH3CH2OH A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: A) 1. 6. How to draw 1-propanol? A) CH$_{3}$CH$_{2}$CH$_{2}$ CH$_{2}$OH. B) CH$_{3}$CH$_{2}$CH$_{2}$OH. C) CH$_{3}$CH(OH)CH$_{3}$. D) CH$_{3}$CH$_{2}$CH$_{2}$CH$_{2}$CH$_{2}$OH. Show Answer Correct Answer: B) CH$_{3}$CH$_{2}$CH$_{2}$OH. 7. Ethers can be classified according to the substituents that they have. Choose the option that shows this classification. A) Same and different. B) Symmetrical and unsymmetrical. C) Similar and unsimilar. D) Dimmetrical and unmmetrical. Show Answer Correct Answer: B) Symmetrical and unsymmetrical. 8. What is the name of reaction to prepared alcohols? A) Fermentation and Dehydration. B) Fermentation and Hydration. C) Fermentation and Esterification. D) Fermentation and Reaction with Na. Show Answer Correct Answer: B) Fermentation and Hydration. 9. Ethanol is produced when A) Ethane reacts with steam. B) Ethene reacts with oxygen. C) Ethene reacts with steam. D) Ethanoic acid reacts with oxygen. Show Answer Correct Answer: C) Ethene reacts with steam. 10. What is the functional group of an alcohol? A) -COO-. B) -COOH. C) -C=C-. D) -OH. Show Answer Correct Answer: D) -OH. 11. It is the simplest alcohol A) Ethanol. B) Propanol. C) Butanol. D) Methanol. Show Answer Correct Answer: D) Methanol. 12. The reaction of alcohols with sulphuric acid to give alkenes is A) Substitution reaction. B) Addition reaction. C) Elimination reaction. D) Rearrangement. Show Answer Correct Answer: C) Elimination reaction. 13. What is the acidity of phenol? A) Phenol is a weak acid. B) Phenol is a strong acid. C) Phenol is a neutral compound. D) Phenol is a base. Show Answer Correct Answer: A) Phenol is a weak acid. 14. Butanol is a member of the homologous series alcohols. which one of the following is not a formula of butanol? A) C$_{4}$H$_{10}$O. B) C$_{4}$H$_{10}$OH. C) C$_{4}$H$_{9}$OH. D) CH$_{3}$CH$_{2}$CH$_{2}$CH$_{2}$OH. Show Answer Correct Answer: B) C$_{4}$H$_{10}$OH. 15. (9.16) Which reactant can singlehandedly open epoxide rings? A) Nucleophile. B) H-Z acids. C) Pyridine. D) Bases. Show Answer Correct Answer: B) H-Z acids. 16. Phenols can be prepared from A) Cumene. B) Benzenediazonium chloride. C) From both Cumene and Diazonium chloride. D) Cannot be prepared from the above. Show Answer Correct Answer: C) From both Cumene and Diazonium chloride. 17. In comparison, phenol reacts readily then the benzene, so it is a/an: A) Nucleophile. B) Electrophile. C) Protophile. D) Both A and B. Show Answer Correct Answer: B) Electrophile. 18. The general formula for an ether is A) RH. B) ROH. C) ROR. D) REt. Show Answer Correct Answer: C) ROR. 19. Ketones are prepared by A) Clemmensen's reduction. B) Cannizzaro reaction. C) Rosenmund's reduction. D) Oppenaur's oxidation. Show Answer Correct Answer: C) Rosenmund's reduction. 20. Name the mechanism for the reaction between acyl chlorides and alcohols A) Nucleophilic addition. B) Nucleophilic addition-elimination. C) Nucleophilic substitution. D) None of the above. Show Answer Correct Answer: B) Nucleophilic addition-elimination. 21. State the name of the organic product made when 3-chloropentane reacts with aqueous potassium hydroxide A) Pentan-3-ol. B) 3-pentanone. C) Pentanol-3. D) 3-pentanol. Show Answer Correct Answer: A) Pentan-3-ol. 22. In the hydroboration-oxidation reaction of propene with diborane, hydrogen peroxide and sodium hydroxide, what is the product formed? A) Ethanol. B) Propan-2-ol. C) Propan-1-ol. D) Tert-Butyl alcohol. E) 2-Methylpropan-2-ol. Show Answer Correct Answer: C) Propan-1-ol. 23. List two common uses of ethers in the chemical industry. A) Solvents and chemical intermediates. B) Additives and stabilizers. C) Polymers and plastics. D) Reagents and catalysts. Show Answer Correct Answer: A) Solvents and chemical intermediates. 24. What reagent adds H in Syn positions? A) Hg(OAc)2, EtNH2 + NaBH4. B) H3O+. C) H2 + Pt. D) H2 + ROOR. Show Answer Correct Answer: C) H2 + Pt. 25. Mark the correct increasing order of reactivity of the following compounds with HBr/HCl. A) A < b < c. B) B < a < c. C) B < c < a. D) C < b < a. Show Answer Correct Answer: A) A < b < c. ← PreviousNext →Related QuizzesClass 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 1Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 3Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 4Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 5Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 6Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 7Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 8Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 9Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 10Class 12 Chemistry (Part Ii) Chapter 11 Alcohols Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books