If you are aiming for 80+ Marks in JEE Main Chemistry, the right strategy can turn this goal into reality. We often notice that chemistry becomes a decisive subject in the JEE Main 2025 examination as it is mainly concept-driven and comparatively easier to score in than Physics or Mathematics. Hence , at SPM & Lalan’s coaching , we have guided thousands of students to secure high Chemistry scores using precise planning, PYQ analysis, and a 20-day targeted preparation roadmap.
Moreover , with the JEE Main Session 1 scheduled from January 22 to 30, 2025, there is limited time left to make every hour count. So , if you focus on 10 key chapters and adopt a focused 20-day plan, you can significantly boost their Chemistry marks and confidently aim for 80+ Marks in JEE Main Chemistry.
Master JEE Main 2025 Chemistry in 20 Days With 10 Key Chapters to Score 80+ Marks
The JEE Main Chemistry Syllabus 2025 combines both Class 11 and Class 12 concepts , which is roughly 48% from Class 11 and 52% from Class 12. Based on trend analysis, Organic Chemistry contributes around 36%, followed by Inorganic Chemistry at 33.30%, and Physical Chemistry at 30%. For a detailed breakdown of topic-wise marks and weightage trends, you can check our complete guide on JEE Main Chemistry Weightage 2026.
Moreover , understanding this distribution is crucial. By strategically focusing on high-weightage chapters, students can strengthen their foundation and score efficiently. For better time management, these 10 chapters can be divided into three categories easy, moderate, and tough categories to create a 20-day structured plan and reach the 80+ Marks in JEE Main Chemistry benchmark
Easy and High-Weightage Chapters for JEE Main 2025 Chemistry Section
Starting with the easy yet scoring chapters allows students to build confidence quickly. Moreover , these chapters demand less time and deliver more marks , which is an ideal start for anyone targeting 80+ Marks in JEE Main Chemistry.
- Coordination Compounds: 2–3 questions usually appear from this chapter. Topics like crystal field theory, ligands, and magnetic properties are direct and high-yielding.
- Chemical Bonding: 2–3 questions typically come from hybridization, molecular orbital theory, and VSEPR theory as all essential for solving structural problems.
- D and F Block Elements: 2–3 questions are common here. Focus on properties, colors, and oxidation states for quick scoring.
- Periodic Properties: Usually, 1–2 questions appear, covering atomic radius, ionization energy, and electronegativity , as the base of many other topics.
- General Organic Chemistry (GOC): 1–2 questions test reaction intermediates, inductive effects, and resonance.
- Biomolecules: Often, 1–2 questions come from carbohydrates, proteins, and vitamins . Here, all are theoretical yet high scoring.
- Hydrocarbons: 2 questions generally appear on alkanes, alkenes, and alkynes. Here, the reactions are straightforward and formula-based.
- Carboxylic Acids and Amines: 2 questions typically test preparation and chemical properties , which is crucial for Organic section mastery.
- Mole Concept: It is a Physical Chemistry-based chapter with 1 question, necessary for stoichiometric and reagent-based problems.
- Structure of Atom: 2 questions usually test Bohr’s model, quantum numbers, and wave-particle duality.
Hence , focusing on these chapters helps aspirants cover a significant portion of the syllabus effectively and secure 80+ Marks in JEE Main Chemistry with ease.
Tough but High-Weightage Chapters to Focus On
These chapters may require a deeper understanding but carry considerable marks in JEE. Hence , if you practice consistently and have a conceptual clarity, then these chapters can easily help you cross the 80+ Marks in JEE Main Chemistry.
- Aldehydes and Ketones: 1–2 questions test mechanisms and reactivity patterns.
- Halogen Derivatives: 1 question often appears from this topic, focusing on functional group transformations.
- Alcohols, Phenols, and Ethers: 2 questions typically appear from preparation and reaction mechanisms.
- Electrochemistry: 1–2 questions involve Nernst’s equation, oxidation-reduction reactions, and EMF of cells.
- Chemical Equilibrium: 1 question tests equilibrium constants and Le Chatelier’s principle.
- Redox Reactions: 1 question on balancing oxidation and reduction reactions.
- Thermodynamics: 2 questions cover enthalpy, entropy, and Gibbs free energy.
Additionally, these chapters can look challenging but are essential for building depth in Chemistry and pushing scores closer to 80+ Marks in JEE Main Chemistry.
Moderate and Low-Weightage Chapters That Still Matter
Though not as dominant in marks, these topics round off your Chemistry preparation:
- Ionic Equilibrium – Key for acid-base and buffer concepts.
- Thermochemistry – Covers enthalpy and Hess’s law.
- Salt Analysis – Helps in practical understanding of chemical reactions.
- Isomerism – Questions on structural, geometrical, and optical types appear frequently.
- IUPAC Nomenclature – Mastery in naming organic compounds strengthens Organic Chemistry.
Hence , these topics together may add around 20 marks, providing a solid backup in your 80+ Marks in JEE Main Chemistry target. You can also explore our JEE Main Course at SPM & Lalan’s to get structured lessons and expert guidance that align perfectly with this 20-day plan.
20-Day Study Strategy to Score 80+ Marks in JEE Main Chemistry
Here’s a simple 20-day plan you can follow:
| Days | Focus Area | Chapters |
| Day 1–5 | Easy and High-Weightage | Coordination Compounds, GOC, Chemical Bonding, Biomolecules |
| Day 6–10 | Moderate Chapters | Hydrocarbons, D & F Block, Mole Concept, Periodic Properties |
| Day 11–15 | Tough Chapters | Electrochemistry, Thermodynamics, Aldehydes & Ketones |
| Day 16–18 | Quick Revision | Formula sheets, short notes, and NCERT theory |
| Day 19–20 | Mock Practice | Solve PYQs and sample papers under timed conditions |
Hence , this focused schedule ensures maximum retention and accuracy, helping aspirants reach 80+ Marks in JEE Main Chemistry even in a limited time.
Expert Tips from SPM & Lalan’s Coaching Faculty
Our faculty members emphasize three golden rules that have helped thousands of students score above 80 marks in Chemistry:
- First , stick to NCERT: Over 70% of JEE questions come directly or indirectly from NCERT lines.
- Second , revise smartly: Use flashcards and concept maps instead of bulky books.
- Importantly, Practice PYQs: Analyze patterns and identify repetitive reactions and equations.
Moreover, at SPM & Lalan’s coaching , we design focused mock tests based on JEE trends to help students strengthen weak areas and build exam temperament which becomes a key factor for achieving 80+ Marks in JEE Main Chemistry.
Final Words
The key to achieving 80+ Marks in JEE Main Chemistry lies in consistency and targeted preparation. Chemistry rewards understanding, not memorization. Hence , by dividing topics strategically, revising through short cycles, and practicing PYQs regularly, you can turn Chemistry into your highest-scoring subject.
At SPM & Lalan’s coaching , our structured 20-day Chemistry crash approach has already helped many aspirants achieve exceptional results in JEE. So , if you move through a focused preparation and the right guidance, 80+ Marks in JEE Main Chemistry is absolutely achievable.
FAQs
1. Is Chemistry in JEE Main 2025 easy to score in?
Yes, Chemistry is considered the most scoring subject in JEE Main. With a strong grasp of NCERT and regular practice, students can easily secure 80+ marks in Chemistry.
2. How can I score 80+ marks in the JEE Main 2025 Chemistry section in the remaining days?
Focus on the 10 key chapters mentioned above, revise important formulas daily, and solve previous years’ papers. A 20-day intensive plan with topic-wise mock tests can make a significant difference.
3. What are the high-scoring topics in the JEE Main Chemistry syllabus?
Coordination Compounds, GOC, Chemical Bonding, D and F Block Elements, and Electrochemistry are among the highest-scoring chapters. These topics consistently appear in the JEE Main exams every year.
4. What chapters should I skip in Chemistry for JEE Main 2025 Session 1?
Avoid spending too much time on low-weightage topics like Surface Chemistry or Environmental Chemistry if time is limited. Instead, focus on high-return chapters for better results.
5. Do SPM & Lalan’s Coaching provide crash courses for scoring 80+ in JEE Main Chemistry?
Yes, SPM & Lalan’s offers a dedicated crash course program focusing on high-weightage Chemistry chapters, mock test analysis, and real-time doubt resolution — helping students confidently achieve 80+ marks in JEE Main Chemistry.
