MCQ OF CARBOXYLIC ACIDS &DERIVATIVES

TestQuestions: 1. Which of the following compounds will give acetic acid with (a) (b) (c) (d) All of these 2. Which of the following compounds will not give benzoic acid with 3. In the reaction sequence: will be: 4. Carbon monoxide reacts with sodium hydroxide at 200oC under pressure to give: (a) Sodium formate (b) Sodium oxalate (c) Formic acid (d) Oxalic acid 5. Sodium salt of which one of the monobasic acids on electrolysis does not give hydrocarbon: (a) (b) HCOOH (c) (d) 6. Which one of the following acids undergoes decarboxylation on strong heating: (a) Benzoic acid (b) Acetic acid (c) Formic acid (d) All of these 7. Fehling solution is not reduced by: (a) HCOOH (b) HCHO (c) Tartaric acid (d) Oxalic acid 8. Product of the Curtius rearrangement is: (a) Primary amine (b) Secondary amine (c) Tertiary amine (d) Amide 9. To get the maximum yield of n-propyl benzene. Which reaction can be most suitable? 10. In the given reaction [X] will be: 11. Which of the following statements are correct: (a) Acetylation is always carried out in aqueous medium (b) Benzooylation is always carried out in non-aqueous medium (c) Acetylation can be carried out in aqueous as well as non-aqueous medium (d) benzoylation by C6H5COCl can be carried out in aqueous as well as non-aqueous medium 12. Friedel-Crafts acylation with acid anhydride may give: (a) Aliphatic ketone (b) Mixed ketone (c) Aromatic ketone (d) Mixed as well as aromatic ketone 13. Acetaldehyde reacts with acetic anhydride to give: 14. Acetic anhydride is mainly prepared in large scale by: (a) Acetylene (b) Methane (c) Ketone (d) Acetic aicd 15. Acetic anhydride is used in laboratory as: (a) Solvent (b) Dehydrating agent (c) Acetylating agent (d) Both (a) and (c) 16. Which of the following hetero atoms are present is saccharim? (a) Only N (b) N and S (c) N, S and O (d) S and O 17. In the given reaction: [X] will be: (a) CH2N2 (b) CH3OH (c) CH3COOH (d) both CH2N2 and CH2OH 18. Which one of the following is example of alcoholysis: (a) C6H5COOH+CH3OHC6H5COOCH3 (c) C6H5COOC2H5+CH3OHC6H5COOCH3 (d) C6H5COOC2H5+HOHC6H5COOH+C2H5OH 19. Which of the following compounds give -halogenations reaction? (a) (b) (c) (d) Both (a) and (b) 20. Claisen condensation takes place between: (a) Two molecule of esters having no -hydrogen (b) Two molecules of esters having -hydrogen atom. (c) Two molecules of Ketones (d) One molecule of ester having -hydrogen and one molecule of ketone having no -hydrogen. 21. Number of cross products in the given reaction: (a) One (b) Three (c) Two (d) Four 22. Hofmann rearrangement is given by: (a) Amide (b) Acid chloride (c) Acid anhydride (d) All of these 23. In the given reaction [X] will be: (a) C6H5 – CH2OH (b) C6H5COOH (a) It will give nucleophilic substitution due to bromo group (b) It will give nucleophilic addition followed by elimination due to –COOH group (c) Gives elimination reaction due to bromo group. (d) All of these 25. In the reaction sequence: Product will be: 26. In the given reaction: Product [X] will be: (a) -Amino acid (b) -Aminoamide (c) amino acid (d) -Aminoamide 27. In the given reaction: [X] will be: 28. Which of the following reactions 3ill give -hydroxy acid as a product: 29. Which one of the following forms lactide on action of heat: (a) -Hydroxy acid (b) -Hydroxy acid (c) -Hydroxy acid (d) -Hydroxy acid 30. Which one of the following compounds on oxidation gives oxalic acid: (a) Glucose (b) Sucrose (c) Arabinose (d) Galactose 31. Which one of the following will not form acid chloride: (a) Oxalic acid (b) Formic acid (c) Glutaric acid (d) Adipic acid 32. In the given reaction. will be: (a) Monobasic acid (b) Acid anhydride (c) Cyclic ketone (d) Open chain ketone 33. In the given reaction: [X] will be: 34. Salicylic acid on gentle heating (at 110oC) gives: (a) Phenol (b) Benzoic acid (c) Phenyl salicylate (d) Benzene 35. In the given reaction [X] will be: (a) Phenyl salicylate (b) Aspirin (c) Phenol (d) Benzoic acid 36. In the given reaction: [X] will be: 37. Anionic detergents are: (a) Sodium salt of alkyl hydrogen sulphate (b) Quaternary ammonium salt (c) Polyhydroxy alcohols (d) All of these 38. Arrange following compounds in decreasing order of reactivity for hydrolysis reaction: (a) 2>4>1>3 (b) 2>4>3>1 (c) 1>2>3>4 (d) 4>3>2>1 39. Match List I with List II and select the correct answer using the code given below the Lists: List I: (D) C6H6+CH3COClC6H5COCH3 List II: (1) Anhy AlCl3 (2) LiAlH4 (3) C2H5ONa (4) P/Br2 CODES: A B C D (a) 3 2 1 4 (b) 3 2 4 1 (c) 1 2 3 4 (d) 4 3 2 1 40. Alkaline hydrolysis of ester is called: (a) Saponification (b) Neutralisation (c) Esterification (d) Truns esterfication 41. In the given reaction sequence: (C) will be: (a) Methylamine (b) Ethylamine (c) Propylamine (d) Acetamide 42. Which one of the following will not give acid on hydrolysis: (a) Cyanide (b) Isocyanide (c) Gemtrihalide (d) Gemdihalide 43. Which one of the following will go decarboxylation on heating? (a) Succinic acid (b) Phthalic acid (c) Malonic acid (d) Adipic acid 44. In the given reaction. will be: 45. Which acid on strong heating gives CO and CO2? (a) Formic acid (b) Acetic acid (c) Oxalic acid (d) Malonic acid 46. Reducing property of formic acid is due to the presence of: 47. In the given reaction sequence: (B) will be: (a) Acetic acid (b) Oxalic acid (c) Pyruvic acid (d) Citric acid 48. The reduction of benzoyl esters cannot undergo self Claisen condensation? (a) Benzyl chloride (b) Benzoic acid (c) Benzaldehyde (d) All of these 49. Amides may be converted into amines by a reaction named after: (a) Kekule (b) Perkin (c) Hofmann (d) Claisen 50. The treatment of an ester with LiALlH4 followed by acid hydrolysis produces: (a) Two aldehyde (b) One carboxylic acid and one alcohol (c) two alcohols (d) Two acids Carboxylic Acids and Their Derivatives 1 *** Mrs. Shallu Aggarwal Mobile #. 98786-08983 ***