Jump to a section

Chemistry - Haloalkanes and Haloarenes

Practise 44 KCET previous year questions on Haloalkanes and Haloarenes, compiled from papers spanning 2007 to 2026. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty KCET tests.

Haloalkanes and Haloarenes has been asked in 18 of the 20 years of KCET papers analysed (2007–2026), with 44 questions in all. 39% of them were easy, 59% moderate and 2% tough. Most of its questions came from 2024, with 5 questions that year. In the last three years (2024–2026) it had 11 questions across 3 papers, about 3.7 per paper.

The chapter's 4 topics are not weighted equally: Preparation and Properties of Monohalides (27 questions, 61%), Preparation and Properties of Aryl Halides (13 questions, 30%), and Preparation and Properties of Geminal and Vicinal Dihalides (3 questions, 7%) have been asked the most. Preparation and Properties of Monohalides has also led over the last five years, with 7 questions. Preparation and Properties of Monohalides has produced the most tough questions (1).

  1. 1The compound from which chlorobenzene cannot be prepared easily is2026Preparation and Properties of Aryl Halides
  2. 2In reaction, the alkyl halide that on hydrolysis produces racemic mixture is2026Preparation and Properties of Monohalides
  3. 3The organic compound can be classified as ______2025Preparation and Properties of Monohalides
  4. 4Chlorobenzene reacts with bromine gas in the presence of to yield p-Bromochlorobenzene. This reaction is classified as ____2025Preparation and Properties of Aryl Halides
  5. 5The organometallic compound on reaction with produces ___--2025Grignard Reagent
  6. 6The major product formed when Bromo - 3 - Chlorocyclobutane reacts with metallic sodium in dry ether is2025Preparation and Properties of Monohalides
  7. 7In the reaction, Aniline2024Preparation and Properties of Aryl Halides
  8. 8In the following scheme of reaction. and respectively are2024Preparation and Properties of Monohalides
  9. 9A haloalkane undergoes or reaction depending on2024Preparation and Properties of Monohalides
  10. 102-methyl propane can be prepared by Wurtz reaction. The haloalkanes taken along with metallic sodium and dry ether are :2024Preparation and Properties of Monohalides
  11. 11In the given sequence of reactions, identify and ' respectively.2024Preparation and Properties of Geminal and Vicinal Dihalides
  12. 12Identify the products and in the reactions :2022Preparation and Properties of Monohalides
  13. 13An organic compound with molecular formula dissolves in and gives a characteristic colour with . On treatment with bromine, it gives a tribr2022Preparation and Properties of Aryl Halides
  14. 14Which one of the following chlorohydrocarbon readily undergoes solvolysis?2022Preparation and Properties of Aryl Halides
  15. 15. The product is2021Preparation and Properties of Aryl Halides
  16. 16A hydrocarbon on reaction with gives a compound which on reaction with of gives compound . On reacting with and followed by treatment with w2021Preparation and Properties of Monohalides
  17. 17The order of reactivity of the compounds and in reaction is2021Preparation and Properties of Aryl Halides
  18. 18Which of the following halide shows highest reactivity towards reaction?2020Preparation and Properties of Monohalides
  19. 19Which of the following halide undergoes hydrolysis on warning with water/aqueous \( {NaOH} \) ?2019Preparation and Properties of Aryl Halides
  20. 20The compound having longest \( {C}- {Cl} \) bond is:2019Preparation and Properties of Aryl Halides
  21. 21The alkyl halides required to prepare by Wurtz reaction are2019Preparation and Properties of Monohalides
  22. 22Tertiary alkyl halide is practically to substitution by \( S_{N} 2 \) mechanism because of2018Preparation and Properties of Monohalides
  23. 23Which of the following statements is true in case of alkyl halides?2018Preparation and Properties of Monohalides
  24. 24Addition of mineral acid to an aqueous solution of Borax, the following compound is formed2017Preparation and Properties of Aryl Halides
  25. 25Reactivity of order of halides for dehydrohalogenation is2016Preparation and Properties of Monohalides
  26. 26' \( R^{ } \) is2014Preparation and Properties of Monohalides
  27. 27Cycloalkane formed when 1,4 -dibromopentane is heated with sodium is2013Preparation and Properties of Monohalides
  28. 28Which of the following pairs are correctly matched?2013Preparation and Properties of Monohalides
  29. 29Which of the following is not true for l reaction?2012Preparation and Properties of Monohalides
  30. 30Which one of the following is not formed when a mixture of methyl bromide and bromobenzene is heated with sodium metal in the presence of dr2012Preparation and Properties of Monohalides
  31. 31Identify in the following2012Preparation and Properties of Monohalides
  32. 32Ethyl benzene cannot be prepared by2011Preparation and Properties of Monohalides
  33. 33Which one of the following is an intermediate in the reaction of benzene with in the presence of anhydrous ?2011Preparation and Properties of Monohalides
  34. 34Which one of the following is not true for the hydrolysis of -butyl bromide with aqueous ?2011Preparation and Properties of Monohalides
  35. 35Following is the substitution reaction in which replaces . To obtain propanenitrile, should be2011Preparation and Properties of Monohalides
  36. 36A dibromo derivative of an alkane reacts with sodium metal to form an alicyclic hydrocarbon. The derivative is2010Preparation and Properties of Geminal and Vicinal Dihalides
  37. 37'D' is2010Preparation and Properties of Monohalides
  38. 38Reaction of methyl bromide with aqueous sodium hydroxide involves2010Preparation and Properties of Monohalides
  39. 39Phenol forms a tribromo derivative. "X" is2010Preparation and Properties of Aryl Halides
  40. 40Which one of the following forms propane nitrile as the major product?2010Preparation and Properties of Geminal and Vicinal Dihalides
  41. 41In electrophilic aromatic substitution reaction, the nitro group is meta directing because it2009Preparation and Properties of Aryl Halides
  42. 42The best method for the conversion of an alcohol into an alkyl chloride is by treating the alcohol with2009Preparation and Properties of Monohalides
  43. 43Anisole can be prepared by the action of methyl iodide on sodium phenate. The reaction is called2008Preparation and Properties of Monohalides
  44. 44Benzene reacts with chlorine in sunlight to give a final product2007Preparation and Properties of Aryl Halides

Frequently Asked Questions

1.How many questions are available for Haloalkanes and Haloarenes?

This chapter includes 44 questions compiled from KCET papers spanning 2007 to 2026.

2.Are these questions only from KCET, or from other exams too?

These are KCET questions specifically for the Haloalkanes and Haloarenes chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Haloalkanes and Haloarenes an important chapter for KCET Chemistry?

Haloalkanes and Haloarenes has appeared in 18 of the 20 years of KCET papers covered here, with 44 questions across 18 papers - about 2 per paper it appears in.

4.What is the difficulty level of Haloalkanes and Haloarenes questions in KCET?

Of the 44 questions analysed for this chapter, 39% are easy, 59% moderate and 2% tough. 2024 had the most, with 5 questions.

5.Which topics in Haloalkanes and Haloarenes should I focus on?

These topics have carried the most weightage in Haloalkanes and Haloarenes:

  • Preparation and Properties of Monohalides - 27 questions (61%)
  • Preparation and Properties of Aryl Halides - 13 questions (30%)
  • Preparation and Properties of Geminal and Vicinal Dihalides - 3 questions (7%)
  • Preparation and Properties of Monohalides has produced the most tough questions (1).
6.Is Haloalkanes and Haloarenes's weightage in KCET going up or down?

Across all 18 papers analysed, Haloalkanes and Haloarenes has averaged about 2.4 questions per paper. In the last three years (2024–2026), that average has risen, at about 3.7 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.