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YADr. Yogesh AjudiyaFounder · The Phenol Institute
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CSIR-NETInsight · Long-form

CSIR-NET Chemistry — the six-month plan I used to score All India Rank 1

A first-person walkthrough of the preparation I actually ran in 2015 — the books, the test cadence, the daily rhythm — and how an M.Sc. student today can adapt it without burning out.

8 April 20269 min readYADr. Yogesh Ajudiya · Rajkot

In December 2015 I cleared the CSIR-NET Chemistry exam with All India Rank 1 — qualified for the Senior Project Manager Fellowship (CSIR-SPMF). I had not been preparing for two years. I had not lived in a coaching hostel. I had spent the previous six months running a specific, disciplined plan from my M.Sc. timetable in Gujarat. Every year an M.Sc. student walks into my office and asks me how to prepare for CSIR-NET. The honest answer is a six-month plan that I will lay out here, exactly as I ran it — adapted slightly to the 2026 paper pattern.

What the exam actually tests

CSIR-NET Chemistry is a 200-mark single-paper exam, three hours, with three parts. Part A — general aptitude (20 marks). Part B — chemistry concept-level multiple choice (70 marks). Part C — chemistry advanced-level multiple choice (150 marks, but you attempt a subset for 110 marks). The strategy follows directly from the structure: Part C is where ranks are made, Part B is where they are protected, Part A is where they are not lost. Most candidates spend the wrong proportion of their preparation on each part. The right proportion is roughly 50% Part C, 35% Part B, 15% Part A.

The six-month plan — month by month

Month one — full syllabus mapping. Take the CSIR-NET chemistry syllabus and divide every topic into four buckets: strong, medium, weak, never-studied. Be honest. Most M.Sc. students think they are stronger than they are, especially in physical chemistry. The mapping itself takes about a week if done carefully; it is the foundation everything else rests on.

Months two and three — concept rebuilding. Every weak and never-studied topic gets one focused week. Standard reference materials at the post-graduate level (the typical names every chemistry M.Sc. student knows). Read, derive, problem-solve. Do not jump to MCQs yet — the trap of doing MCQs before the concept is solid is exactly why most candidates plateau at the qualifying mark instead of the rank mark.

Months four and five — problem-solving and timed practice. Now move to topic-wise MCQ practice. Three sessions a week, two hours each, organised by chapter. Maintain a log of wrong answers categorised by chapter and by error type. By the end of month five, the student should have a clear sense of the chapters that will hold under exam pressure and the chapters that need one more pass.

Month six — full-length tests. One full-length CSIR-NET test every five days, under exam conditions. The review of each test is more important than the test itself — every wrong answer logged, every careless mistake categorised, every concept gap revisited. By the last week, the student should have completed twelve to fifteen full-length tests with serious review.

The daily rhythm that actually worked

I will not pretend the schedule was 10 hours a day. It was not. I had M.Sc. coursework running in parallel. What I did do was protect a tight three-and-a-half-hour block every weekday morning — 6:00 to 9:30 — for CSIR-NET preparation only. Phone away. Same desk, same chair, same coffee. The compound effect of consistency over five months is enormous. Three and a half hours a day, five days a week, with serious focus, beats eight hours a day with distractions. Every single time.

Weekends were different. Saturdays — full-length test or extended problem-solving session. Sundays — review of the week's mistakes, plan for the next week, one hour of Part A general aptitude. The plan was visible on the wall above my desk. The plan got modified every Sunday based on the test results. The plan was not a fantasy schedule; it was a working document.

The three resources that mattered most

I am not going to give a long book list because the right book list is the one your professor recommends for your weak topics. But three categories of resources matter universally. One — the standard post-graduate chemistry references for the four core areas (organic, inorganic, physical, analytical) that you find in any serious M.Sc. library. Two — a topic-wise CSIR-NET MCQ compendium with answer keys, used not as a quick-fix but as systematic practice. Three — previous years' CSIR-NET papers, twelve to fifteen of them, taken seriously under timed conditions in the final month.

Avoid the trap of buying every coaching publisher's "CSIR-NET special" book. Pick two or three serious resources, work them deeply, and stop. The depth of your engagement with a small number of resources beats the breadth of a stack of half-read books, every single time.

The mindset shift that moves a rank from 100 to top 10

Most M.Sc. students prepare for CSIR-NET to qualify. That mindset produces a qualifying rank. The mindset shift that moves a candidate from a comfortable qualifying rank into the top 10 is to prepare specifically for Part C — the advanced section that decides ranks. Three hours of Part C-level problems every week, taken from the previous-year papers and beyond. The questions are harder. The first attempts feel demoralising. By week six, the student is solving them. By week ten, the student is enjoying them. That is the rank shift, and it is mechanical: spend the hours on the section where the marks are made, not on the section that is easier to study.

For students preparing for CSIR-NET June 2026

If you are reading this in early-to-mid 2026 with the December 2026 CSIR-NET in your sights, you have the six months. Start the syllabus mapping this week. Build the buckets honestly. Pick two or three serious references for the weak buckets. Protect a daily three-and-a-half-hour block. Test yourself weekly from month two onward. Run the full-length tests in the final month. The plan is not magic. The compound effect of running it without breaking is.

I cleared the exam with AIR 1 because I ran exactly this plan in 2015. Several of my M.Sc. students have run versions of it since and cleared with comfortable single-digit-percentile ranks. The plan works. The question is whether you will run it, week after week, when nobody is watching.

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Written by
YA
Dr. Yogesh Ajudiya
Founder · The Phenol Institute · Rajkot

First-generation Chemistry educator. M.Sc., Ph.D., CSIR-NET AIR-1. Founder and Director of The Phenol Institute, Rajkot — 1,100+ MBBS placements over ten years of NEET, JEE, GUJCET and Board chemistry coaching.