Organic Reaction Mechanisms
48 JEE Mains Chemistry previous year questions (PYQs) from 39 papers, 2021 to 2026, with answers and worked solutions.
About this chapter
- Most-asked subtopics: Named Reactions (12), Carbocations, Rearrangements and Addition Regiochemistry (11), Multistep Conversions and Road Maps (9).
- Updated 6 August 2026.
- JEE Mains · 2025 · 28 January 2025 · Q33ModerateHas image
#1Carbocations, Rearrangements and Addition Regiochemistry
#2Carbocations, Rearrangements and Addition Regiochemistry
#3Carbocations, Rearrangements and Addition Regiochemistry
#4Carbocations, Rearrangements and Addition Regiochemistry
#5Carbocations, Rearrangements and Addition Regiochemistry
Done a few? Here’s your next move
- JEE Mains · 2025 · 24 Jan 2025 · Q45ModerateHas image
#6Carbocations, Rearrangements and Addition Regiochemistry
#7Carbocations, Rearrangements and Addition Regiochemistry
#8Carbocations, Rearrangements and Addition Regiochemistry
- JEE Mains · 2026 · 23 Jan 2026 Shift 1 · Q29ModerateHas image
#9Carbocations, Rearrangements and Addition Regiochemistry
#10Carbocations, Rearrangements and Addition Regiochemistry
#11Carbocations, Rearrangements and Addition Regiochemistry
#12Carbonyl Reactions: Enolates, Haloform and Cannizzaro
#13Carbonyl Reactions: Enolates, Haloform and Cannizzaro
#14Carbonyl Reactions: Enolates, Haloform and Cannizzaro
#15Carbonyl Reactions: Enolates, Haloform and Cannizzaro
#16Carbonyl Reactions: Enolates, Haloform and Cannizzaro
- JEE Mains · 2025 · 3 Apr 2025 · Q107ModerateHas image
#17Carbonyl Reactions: Enolates, Haloform and Cannizzaro
#18Carbonyl Reactions: Enolates, Haloform and Cannizzaro
#19Carbonyl Reactions: Enolates, Haloform and Cannizzaro
#20Multistep Conversions and Road Maps
#21Multistep Conversions and Road Maps
#22Multistep Conversions and Road Maps
#23Multistep Conversions and Road Maps
#24Multistep Conversions and Road Maps
#25Multistep Conversions and Road Maps
#26Multistep Conversions and Road Maps
- JEE Mains · 2025 · 29 Jan 2025 · Q50ModerateHas image
#27Multistep Conversions and Road Maps
#28Multistep Conversions and Road Maps
#29Named Reactions
#30Named Reactions
#31Named Reactions
#32Named Reactions
#33Named Reactions
#34Named Reactions
#35Named Reactions
#36Named Reactions
- JEE Mains · 2025 · 2 Apr 2025 · Q116ModerateHas image
#37Named Reactions
#38Named Reactions
#39Named Reactions
#40Named Reactions
#41Functional Group Identification Tests
#42Functional Group Identification Tests
#43Functional Group Identification Tests
#44Functional Group Identification Tests
#45Functional Group Identification Tests
#46Functional Group Identification Tests
#47Functional Group Identification Tests
#48Functional Group Identification Tests
More chapters in this subject
- Alcohols, Phenols and Ethers102
- Aldehydes, Ketones and Carboxylic Acids165
- Amines160
- Biomolecules135
- Chemical Bonding and Molecular Structure176
- Chemical Kinetics126
- Chemical Thermodynamics128
- Chemistry in Everyday Life49
- Classification of Elements and Periodicity117
- Coordination Compounds215
- Electrochemistry125
- Environmental Chemistry65
- Equilibrium131
- General Principles and Processes of Isolation of Elements74
- Haloalkanes and Haloarenes92
- Hydrocarbons165
- Hydrogen64
- Organic Chemistry - Some Basic Principles and Techniques243
- Polymers46
- Solid State33
- Solutions110
- Some Basic Concepts of Chemistry205
- Structure of Atom130
- Surface Chemistry64
- The d- and f-Block Elements214
- The p-Block Elements185
- The s-Block Elements88