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Most ignored but high-weightage 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 important and why they are ignored. Chemistry, out of the three subjects of the JEE Main exam, 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. The JEE Main Session 2 will be held from 2 April to 9 April 2026. Knowing these most ignored but high-weightage topics in chemistry will help you score well in the JEE Main 2026 April Session.
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Now, let's go through these most ignored topics in JEE Main Chemistry, which were also high-weightage topics in the JEE Main 2026 January session. 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 sessions. 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 2026.
Chapter | Concept | Number of Questions in JEE Main 2026 January Session |
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 | 2 | |
Purification and Characterisation of Organic Compounds | 1 | |
Principles Related to Practical Chemistry | 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 | Wet Tests for Identification of Cations | 1 |
Principles Related to Practical Chemistry | 1 |
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As a sincere student, you might ask, 'Why should you trust this set of most ignored topics in JEE Main 2026 Chemistry?' Well, our experts have analyzed JEE Main 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 don't 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 2026 Chemistry. And you know exactly which are also the most ignored topics in JEE Main 2026 Chemistry; we will see some tips to excel in these topics to increase your overall marks in the JEE Mains 2026 exam:
To thoroughly prepare for JEE Mains 2026 chemistry's 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 it, 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 2026 Chemistry
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Frequently Asked Questions (FAQs)
Based on previous years' questions analyses, "Purification and Characterisation of Organic Compounds" and "Principles Related to Practical Chemistry" are the most ignored but high-weightage chapters.
Dedicate at least one full day exclusively to these topics, maintain a separate notebook for quick revision, and ensure you attempt related questions whenever you solve mock papers.
On Question asked by student community
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