JEE Mains Chemistry Syllabus and number of questions asked in the last 3 years:
1. Some Basic Concepts of Chemistry - 1 ques (2016), 2 ques (2014), and 2 ques (2015)
2. Atomic Structure - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
3. Periodic Classification and Periodic Properties - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
4. Chemical Bonding & Molecular Structure - 2 ques in (2016), no question (2015), and 2 ques (2014)
5. States of Matter - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
6. Equilibrium - 2 ques (2016), 2 ques (2015), and 2 ques (2014)
7. Thermodynamics - 1 ques (2016), no question (2015), and 1 ques (2014)
8. Solid State - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
9. Solutions and Colligative Properties - 2 ques (2016), 1 ques (2015), and 1 ques (2014)
10. Electrochemistry - 2 ques (2016), 1 ques (2015), and 4 ques (2014)
11. Chemical Kinetics - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
12. Nuclear Chemistry - 1 ques (2016), no question (2015), and no question (2014)
13. Surface Chemistry - no question asked in last three years
14. s-Block Elements - no question (2016), 2 ques (2015), and no question (2014)
15. p-Block Elements- Ist - 1 ques (2016), no question (2015), and no question (2014)
16. p- Block Elements - IInd - 1 ques (2016), 3 ques (2015), and 2 ques (2014)
17. Transition and Inner-Transition Elements - 1 ques (2016), 2 ques (2015), and 1 ques (2014)
18. Coordination Compounds - 3 ques (2016), 2 ques (2015), and 1 ques (2014)
19. Extraction of Metals - 1 ques (2016), 1 ques (2015), and no question (2014)
20. Qualitative Analysis - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
21. Organic Chemistry Basics - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
22. Hydrocarbons - 1 ques (2016), 1 ques (2015), and no question (2014)
23. Alkyl Halides - no question (2016), 1 ques in (2015), and no question (2014)
24. Alcohol and Ethers - 3 ques (2016), no question (2015), and no question (2014)
25. Aldehydes and Ketones - 2 ques (2016), no question (2015), and 1 ques (2014)
26. Carboxylic Acids and Derivatives - no question (2016), no question (2015), and 1 ques (2014)
27. Aliphatic Compounds Containing Nitrogen - 1 ques (2016), no question (2015), and no question (2014)
28. Benzene and Alkyl Benzene - no question asked since last 3 years
29. Aromatic Compounds Containing Nitrogen - 2 ques (2016), 1 ques (2015), and 2 ques (2014)
30. Aryl Halides and Phenols - no question (2016), no question (2015), and 1 ques (2014)
31. Aromatic Aldehydes, Ketones and Acids - no question (2016), 1 ques (2015), and no question (2014)
32. Biomolecules and Chemistry in Everyday Life - 2 ques (2016), 3 ques (2015), and 2 ques (2014)
JEE Mains Chemistry Syllabus and number of questions asked in the last 3 years:
1. Some Basic Concepts of Chemistry - 1 ques (2016), 2 ques (2014), and 2 ques (2015)
2. Atomic Structure - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
3. Periodic Classification and Periodic Properties - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
4. Chemical Bonding & Molecular Structure - 2 ques in (2016), no question (2015), and 2 ques (2014)
5. States of Matter - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
6. Equilibrium - 2 ques (2016), 2 ques (2015), and 2 ques (2014)
7. Thermodynamics - 1 ques (2016), no question (2015), and 1 ques (2014)
8. Solid State - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
9. Solutions and Colligative Properties - 2 ques (2016), 1 ques (2015), and 1 ques (2014)
10. Electrochemistry - 2 ques (2016), 1 ques (2015), and 4 ques (2014)
11. Chemical Kinetics - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
12. Nuclear Chemistry - 1 ques (2016), no question (2015), and no question (2014)
13. Surface Chemistry - no question asked in last three years
14. s-Block Elements - no question (2016), 2 ques (2015), and no question (2014)
15. p-Block Elements- Ist - 1 ques (2016), no question (2015), and no question (2014)
16. p- Block Elements - IInd - 1 ques (2016), 3 ques (2015), and 2 ques (2014)
17. Transition and Inner-Transition Elements - 1 ques (2016), 2 ques (2015), and 1 ques (2014)
18. Coordination Compounds - 3 ques (2016), 2 ques (2015), and 1 ques (2014)
19. Extraction of Metals - 1 ques (2016), 1 ques (2015), and no question (2014)
20. Qualitative Analysis - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
21. Organic Chemistry Basics - 1 ques (2016), 1 ques (2015), and 1 ques (2014)
22. Hydrocarbons - 1 ques (2016), 1 ques (2015), and no question (2014)
23. Alkyl Halides - no question (2016), 1 ques in (2015), and no question (2014)
24. Alcohol and Ethers - 3 ques (2016), no question (2015), and no question (2014)
25. Aldehydes and Ketones - 2 ques (2016), no question (2015), and 1 ques (2014)
26. Carboxylic Acids and Derivatives - no question (2016), no question (2015), and 1 ques (2014)
27. Aliphatic Compounds Containing Nitrogen - 1 ques (2016), no question (2015), and no question (2014)
28. Benzene and Alkyl Benzene - no question asked since last 3 years
29. Aromatic Compounds Containing Nitrogen - 2 ques (2016), 1 ques (2015), and 2 ques (2014)
30. Aryl Halides and Phenols - no question (2016), no question (2015), and 1 ques (2014)
31. Aromatic Aldehydes, Ketones and Acids - no question (2016), 1 ques (2015), and no question (2014)
32. Biomolecules and Chemistry in Everyday Life - 2 ques (2016), 3 ques (2015), and 2 ques (2014)