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Most ignored but high-wiehgtage topics in JEE Main chemistry are those topics which have a very high weightage and have lots of questions asked from them every year, but students consistently ignore them. In this article, we will understand which topics are and why they are ignored. Chemistry, out of the three subjects of JEE Mains, is the easiest and considered the most scoring. So naturally, toppers score their highest marks in Chemistry. To be able to score the best, it is important not to ignore the important topics. But surprisingly, there are many topics that have high weightage but are still ignored by students. In this article, we shall dive into those JEE Main Chemistry topics so you don't make the same mistake. Let's dive into the most ignored but high weightage topics in JEE Main 2026 Chemistry.
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Also read: JEE Main 2026: NIT Tiruchirappalli, Surathkal, Warangal retain highest BTech cut-offs among NITs
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Now, let's go through these most ignored topics in JEE Main 2025 Chemistry, which were also high weightage topics in JEE Main 2025 Chemistry. These are the topics that were expected to be scoring and easy, but due to underestimation of their level of difficulty, they were also the most ignored ones. The data we have given here combines both the January and April session. As we have seen the chapter Purification and Characterisation of Organic Compounds has a total weightage of 1.60% and Principles Related to Practical Chemistry has a weightage of 0.89%. Let’s now have a look at the table which shows us the constituted data of JEE Mains 2025.
Chapter | Concept | Number of Questions in JEE Mains 2025 |
Purification and Characterisation of Organic Compounds | Chromatography | 1 |
Purification and Characterisation of Organic Compounds | Test for Hydrogen and Carbon | 1 |
Purification and Characterisation of Organic Compounds | 5 | |
Purification and Characterisation of Organic Compounds | Carius Method (Halogen and Sulphur) | 2 |
Purification and Characterisation of Organic Compounds | Percentage Composition And Equivalent Weight | 1 |
Principles Related to Practical Chemistry | Introduction to Salt Analysis | 2 |
Principles Related to Practical Chemistry | Confirmatory Test of Anions CO₃²⁻, S²⁻, SO₃²⁻, NO₂⁻, and CH₃COO⁻ | 2 |
Principles Related to Practical Chemistry | Preliminary Test with Dilute Sulphuric Acid (Systematic Analysis of Anions): | 1 |
Principles Related to Practical Chemistry | Formation of Coloured Ions | 1 |
Principles Related to Practical Chemistry | 1 | |
Principles Related to Practical Chemistry | Duma's Method | 1 |
Principles Related to Practical Chemistry | Wet Tests for Identification of Cations | 1 |
Principles Related to Practical Chemistry | 1 |
As a sincere student, you might ask why should you trust this set of most ignored topics in JEE Main 2025 Chemistry? Well, our experts have analyzed JEE Main 2025 previous year questions (PYQs) and saw that most of the students keep some chapters for the end. And, most of these chapters have multiple questions in the question paper. These are the easy chapters that dont require a lot of weeks of study but appear every year and directly test NCERT knowledge.
Now that you already know about high weightage topics in JEE Main 2025 Chemistry. And you know exactly which are also the most ignored topics in JEE Main 2025 Chemistry, we will see some tips to excel in these topics to increase your overall marks in JEE Mains 2025 exam:
To thoroughly prepare for JEE Mains 2025 chemistry most ignored topics, refer to this article and the topics we have given.
Plan these topics and how you should finish studying them.
Solve questions so you don't go out of practice.
In every question paper, whenever you solve, never skip these questions by underestimating them.
You can make a separate notebook for these topics that need less time for revision.
Keep at least 1 day where you dedicate to these high weightage topics in JEE Main 2025 Chemistry
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