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Chemistry - Hydrocarbons

Practise 143 AP EAMCET previous year questions on Hydrocarbons, compiled from papers spanning 2001 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty AP EAMCET tests.

Hydrocarbons has been asked in 24 of the 24 years of AP EAMCET papers analysed (2001–2024), with 143 questions in all. 31% of them were easy, 53% moderate and 16% tough. Most of its questions came from 2022, with 24 questions that year. In the last three years (2022–2024) it had 40 questions across 28 papers, about 1.4 per paper.

The chapter's 10 topics are not weighted equally: Reactions of alkenes (37 questions, 26%), Reactions of aromatic compounds (36 questions, 25%), and Properties and Preparation of Alkanes (19 questions, 13%) have been asked the most. Over the last five years the most frequent topics have been Reactions of aromatic compounds (17), Reactions of alkenes (12), and Properties and Preparation of Alkanes (11). Reactions of alkenes has produced the most tough questions (7).

  1. 1What are B and C respectively in the following set of reactions? \( {C} [ ]{ {Zn}} 1,2\) - dibromopropane \( [ { (ii) } {NaNH}_2]{ { (i) alc27 May, 2025 (M)Reactions of alkynes
  2. 2Match the following List-I (Use) A) Electrodes in batteries II) Polyacetylene B) Welding of metals III) Oxyacetylene C) Toys I) Polypropylen26 May, 2025 (M)Reactions of alkynes
  3. 3What is ' ' in the following reaction sequence ?26 May, 2025 (M)Reactions of alkynes
  4. 4What are the major products X and Y respectively in the following set of reactions?26 May, 2025 (E)Reactions of aromatic compounds
  5. 5Which of the following will undergo methylation with / anhy. ? a) Aniline b) Chlorobenzene c) Benzoic acid d) Anisole26 May, 2025 (E)Reactions of aromatic compounds
  6. 6What is the ratio of carbons to carbons in the product ' P ' of the given sequence of reactions?24 May, 2025 (M)Reactions of aromatic compounds
  7. 7Which one of the following compounds does not give benzoic acid when treated with alkaline ?23 May, 2025 (M)Reactions of aromatic compounds
  8. 8The empirical formula weight of ' ' in the given reaction sequence is n-propyl bromide23 May, 2025 (E)Properties and Preparation of Alkanes
  9. 9Consider the following sequence of reactions. . If A is the reduction product of Y, what is B ?23 May, 2025 (E)Reactions of Benzene
  10. 10In Buckminster fullerene, the number of six membered carbon rings is ' ' and five membered carbon rings is value is22 May, 2025 (M)Preparation and Properties of Benzene
  11. 11Consider the following: Statement-I : Kolbe's electrolysis of sodium propionate gives n-hexane as product Statement-II : In Kolbe's process 22 May, 2025 (M)Properties and Preparation of Alkanes
  12. 12Which of the following represents Etard reaction?22 May, 2025 (M)Reactions of aromatic compounds
  13. 13Consider the following reaction sequence Vinylbenzene \( [ ]{ {KMnO}_4+ {KOH}} {X} [ ]{ {NaOH}+ {CaO}} {Y}\) 'Y' can also be formed from21 May, 2025 (M)Reactions of aromatic compounds
  14. 14The catalyst used for the isomerisation of n-alkanes to branched chain alkanes is21 May, 2025 (E)Reactions of alkanes
  15. 15Which of the following does not involve in Friedel-Craft reaction?21 May, 2025 (E)Reactions of aromatic compounds
  16. 16Which of the following sequence of reagents convert 3-hexene to propane?23 May, 2024 (M)Properties and Preparation of Alkanes
  17. 17In Kolbe's electrolysis of sodium propanoate, products formed at anode and cathode are respectively22 May, 2024 (M)Properties and Preparation of Alkanes
  18. 18What are X and Y respectively in the following reaction sequence?22 May, 2024 (E)Reactions of alkanes
  19. 19A mixture of ethyl iodide and n-propyl iodide is subjected to Wurtz reaction. The hydrocarbon which will not be formed is21 May, 2024 (M)Properties and Preparation of Alkanes
  20. 20Which of the following alkenes does not undergo anti Markovnikov addition of HBr ?21 May, 2024 (M)Reactions of alkenes
  21. 21An alkene on reaction with HBr gave Y . Reaction of Y with benzene in the presence of anhydrous gave Z which is resistant to oxidation with 20 May, 2024 (M)Reactions of alkenes
  22. 22What is in the following reaction sequence?19 May, 2024 (E)Reactions of alkenes
  23. 23Ethane on heating with a regulated supply of air at high pressure in presence of manganese acetate forms 'Q', 'Q' is19 May, 2023 (M)Reactions of alkanes
  24. 24How many distinct alkenes obtained from the 3-Bromo3-methylhexane upon treatment with alc. ?19 May, 2023 (M)Properties and Preparation of Alkenes
  25. 25What are in the following reaction sequence?18 May, 2023 (M)Properties and Preparation of Alkenes
  26. 26Which of the following reactions are not feasible? I. II. III. IV.18 May, 2023 (M)Properties and Preparation of Alkynes
  27. 27Which of the following reactions is not correct?18 May, 2023 (E)Properties and Preparation of Alkenes
  28. 28The correct order of boiling points of following molecules is (i) n-Hexane (ii) 2-methylpentane (iii) 2,3-dimethylbutane18 May, 2023 (E)Properties and Preparation of Alkanes
  29. 29In which of the following, reagent and product are correctly matched with respect to benzene diazonium chloride as reactant?17 May, 2023 (M)Preparation and Properties of Benzene
  30. 30Identify and in the following reaction17 May, 2023 (E)Reactions of alkenes
  31. 31Match the following15 May, 2023 (E)Reactions of alkenes
  32. 32The product(s) formed when toluene is reacted with in presence of in dark is/are08 Jul, 2022 (M)Reactions of aromatic compounds
  33. 33The major product formed in the following reaction sequence is08 Jul, 2022 (M)Reactions of aromatic compounds
  34. 34One mole of 2-methylbuta-1, 3-diene on ozonolysis gives08 Jul, 2022 (E)Reactions of alkenes
  35. 35Identify the major product.08 Jul, 2022 (E)Reactions of alkanes
  36. 36Identify the correct reagent for Etard reaction.08 Jul, 2022 (E)Reactions of alkanes
  37. 37Identify the major product formed from the following.07 Jul, 2022 (M)Preparation and Reactions of cycloalkanes and cycloalkenes
  38. 38Identify the major product from the following reaction sequence.07 Jul, 2022 (M)Reactions of alkanes
  39. 39The decreasing order of acidic nature of the following compounds is07 Jul, 2022 (E)Properties and Preparation of Alkynes
  40. 40An unsaturated organic compound, on reaction with hot, acidified gives succinic acid. What is ?06 Jul, 2022 (M)Reactions of alkenes
  41. 41is an aromatic compound with substituents and . What are and ?06 Jul, 2022 (E)Reactions of aromatic compounds
  42. 42Identify the major product of the following reaction.06 Jul, 2022 (E)Properties and Preparation of Alkanes
  43. 43The gaseous mixture used for welding of metals is05 Jul, 2022 (M)Reactions of alkynes
  44. 44Identify the major product formed from the following reaction.05 Jul, 2022 (M)Reactions of aromatic compounds
  45. 45The correct order of acidic nature of the following alkynes is I. II. III.05 Jul, 2022 (E)Properties and Preparation of Alkynes
  46. 46The product ' ' of the following reactions is05 Jul, 2022 (E)Reactions of aromatic compounds
  47. 47Identify the major product formed from the following05 Jul, 2022 (E)Reactions of alkenes
  48. 48The number of network solids and ionic solids in the list given below is respectively H 2 O ( ice ) , AlN , Cu , CaF 2 , diamond , MgO , CCl04 Jul, 2022 (M)Properties and Preparation of Alkynes
  49. 49Identify the major product formed from the following04 Jul, 2022 (M)Properties and Preparation of Alkanes
  50. 50Identify the major product formed in the following reaction sequence04 Jul, 2022 (M)Reactions of aromatic compounds

Frequently Asked Questions

1.How many questions are available for Hydrocarbons?

This chapter includes 143 questions compiled from AP EAMCET papers spanning 2001 to 2025.

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

These are AP EAMCET questions specifically for the Hydrocarbons chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Hydrocarbons an important chapter for AP EAMCET Chemistry?

Hydrocarbons has appeared in 25 of the 25 years of AP EAMCET papers covered here, with 143 questions across 80 papers - about 2 per paper it appears in.

4.What is the difficulty level of Hydrocarbons questions in AP EAMCET?

Of the 143 questions analysed for this chapter, 31% are easy, 53% moderate and 16% tough. 2022 had the most, with 24 questions.

5.Which topics in Hydrocarbons should I focus on?

These topics have carried the most weightage in Hydrocarbons:

  • Reactions of alkenes - 37 questions (26%)
  • Reactions of aromatic compounds - 36 questions (25%)
  • Properties and Preparation of Alkanes - 19 questions (13%)
  • Reactions of alkenes has produced the most tough questions (7).
6.Is Hydrocarbons's weightage in AP EAMCET going up or down?

Across all 80 papers analysed, Hydrocarbons has averaged about 1.8 questions per paper. In the last three years (2022–2024), that average has fallen, at about 1.4 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.