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Chemistry - Haloalkanes and Haloarenes

Practise 8 IAT (IISER) previous year questions on Haloalkanes and Haloarenes, compiled from papers spanning 2018 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 IAT (IISER) tests.

Haloalkanes and Haloarenes has been asked in 7 of the 9 years of IAT (IISER) papers analysed (2017–2026), with 8 questions in all. 13% of them were easy, 88% moderate and 0% tough. Most of its questions came from 2018, with 2 questions that year. In the last three years (2023–2026) it had 2 questions across 3 papers, about 0.7 per paper.

The chapter's 4 topics are not weighted equally: Preparation and Properties of Monohalides (3 questions, 38%), Preparation and Properties of Aryl Halides (3 questions, 38%), and Preparation and Properties of Geminal and Vicinal Dihalides (1 question, 13%) have been asked the most. Preparation and Properties of Monohalides has also led over the last five years, with 2 questions.

  1. 1Which one is an INCORRECT statement with regard to the following reaction?2026Preparation and Properties of Monohalides
  2. 2Which of the following compounds will NOT undergo the Finkelstein reaction with NaI via pathway?2023Preparation and Properties of Monohalides
  3. 3Which of the following are aryl bromides?2022Preparation and Properties of Aryl Halides
  4. 4Among the haloarenes (I-IV) shown below, the correct order of reactivity for the substitution reaction with NaOH is2021Preparation and Properties of Aryl Halides
  5. 5Identify the final major product III in the following reaction sequence:2020Grignard Reagent
  6. 6What is the final major product of the following reaction?2019Preparation and Properties of Geminal and Vicinal Dihalides
  7. 7Which of the following is the correct pair of intermediates responsible for the formation of \( {X}\) and \( {Y}\) as the major products, in2018Preparation and Properties of Monohalides
  8. 8Arrange the following compounds in increasing order of their rate of reaction towards hydroxyl ion \( ( {OH}^{-} )\).2018Preparation and Properties of Aryl Halides

Frequently Asked Questions

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

This chapter includes 8 questions compiled from IAT (IISER) papers spanning 2018 to 2026.

2.Are these questions only from IAT (IISER), or from other exams too?

These are IAT (IISER) 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 IAT (IISER) Chemistry?

Haloalkanes and Haloarenes has appeared in 7 of the 10 years of IAT (IISER) papers covered here, with 8 questions across 7 papers - about one per paper it appears in.

4.What is the difficulty level of Haloalkanes and Haloarenes questions in IAT (IISER)?

Of the 8 questions analysed for this chapter, 13% are easy, 88% moderate and 0% tough. 2018 had the most, with 2 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 - 3 questions (38%)
  • Preparation and Properties of Aryl Halides - 3 questions (38%)
  • Preparation and Properties of Geminal and Vicinal Dihalides - 1 question (13%)
6.Is Haloalkanes and Haloarenes's weightage in IAT (IISER) going up or down?

Across all 7 papers analysed, Haloalkanes and Haloarenes has averaged about 1.1 questions per paper. In the last three years (2023–2026), that average has fallen, at about 0.7 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.