CSIR NET 2025 June Analysis (Shift 2) OUT: Check Maths, Chemical & Physical Science Difficulty Level, Questions & Answer
Council of Scientific and Industrial Research National Eligibility Test 2025 ( CSIR NET )
Exam On - 18 Dec '25
The NTA conducted the CSIR NET 2025 June session exam in two shifts in more than 200 cities across the country on July 28. Scroll down for detailed exam analysis, including the overall difficulty level, topics asked, subject-wise difficulty level, good attempts, etc.
CSIR NET 2025 June Exam Analysis Shift 2
CSIR NET 2025 Shift 2 Exam Analysis OUT: The National Testing Agency (NTA) concluded the CSIR NET 2025 June session exam on July 28 in two shifts. This time, NTA conducted the CSIR NET exam in a single day for all five subjects, including Life Science, Earth Science, Physical Science, Mathematical Science, and Environmental Science. Scroll down for the CSIR UGC NET 2025 exam analysis based on the students feedback, including the overall difficulty level, subject-wise difficulty level, topics asked, memory-based questions and answers, good attempts, and more.
In Shift 2 Mathematical Science, Physical Science and Chemical Science exam is conducted by the authority in an online mode. In Mathematical Science, 120 MCQs will be asked in the exam, and candidates needed to attempt 60 questions. On the other hand, in chemical science, total 120 questions will be asked and candidtaes required to attempt 75 questions. Also in Physical Science subject, a total of 75 questions will be asked and candidates required to attempts 55 questions.
The NTA conducted the CSIR NET 2024 Mathematical Science Exam 2024 on July 25 in shift 2 from 3 p.m. to 6 p.m. As per the student reactions, the overall difficulty level of the CSIR NET 2024 Mathematical Science exam was moderate to difficult. Topics asked in the exam with high-weightage are:
- Sequence and Series
- Vector Space
- Limit and Continuity
- Matrices
- Vector Space
- Quadratic Form
- Homomorphism
- Analytic Functions
- Bilinear mapping
- Identity Theorem
- System of ODE
- Degree of Differential Equations
- Sympson one-third rule
- Trapezoidal rule
- Integrative method
Candidates can check the CSIR NET 2025 Chemical Science section-wise difficulty level and good attempts for the June session in the table below based on the students' review.
Part Name | Total MCQs | Total MCQs to be Attempted | Good Attempts | Difficulty Level |
|---|---|---|---|---|
Part A | 20 | 15 | 8-12 | Moderate |
Part B | 40 | 35 | 14-18 (approx) | Moderate to Difficult |
Part C | 60 | 25 | 17-20 (approx) | Difficult |
Total | 120 | 75 | 105-110+ Marks | Moderate to Difficult |
- CSIR NET 2025 June Mathematical Science Students Reactions
- CSIR NET Section-Wise Analysis: Mathematical Science
- CSIR NET 2025 June Chemical Science Students Reactions
- CSIR NET Section-Wise Analysis: Chemical Science
- CSIR NET 2025 June Physical Science Students Reactions
- CSIR NET Section-Wise Analysis: Physical Science
- CSIR NET 2025 June Answer Key
CSIR NET 2025 June Mathematical Science Students Reactions
As per the students, Mathematics exam was Moderate to Difficult. Section B was difficult as compared to section C.
Topics asked in Maths
- Initial Value Problem (Differential Equation)
- Marcov (Statistics)
- Largest Eigen Value (4X4 Matrix)
- Complex Analysis (related to entire function)
- Singularity
- Similar Matrix
- Cauchy Problem
- Sequence of problem
- SLP boundary value problem
- JC form
- Matrix, etc.
Upcoming Sarkari Exam Dates
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15 Nov '25 - 16 Nov '25
22 Nov '25 - 23 Nov '25
IBPS Clerk
30 Nov '25 - 31 Dec '25
31 Dec '25
CSIR NET Section-Wise Analysis: Mathematical Science
Candidates can check the CSIR NET Mathematical Science Analysis for June session in the table below based on the students' review.
| Part Name |
Total MCQs |
Total MCQs to be Attempted |
Good Attempts |
Difficulty Level |
|---|---|---|---|---|
| Part A |
20 |
15 |
10-12 |
Easy to Moderate |
| Part B |
40 |
25 |
14-18 |
Moderate to Difficult |
| Part C |
60 |
20 |
16-20 |
Moderate to Difficult |
| Total |
120 |
60 |
110-115+ Marks |
Moderate to Difficult |
CSIR NET 2025 June Chemical Science Students Reactions
As per the students, Chemical Science exam was Moderate to Difficult in overall diffiuclty level.
CSIR NET Section-Wise Analysis: Chemical Science
Candidates can check the CSIR NET Chemical Science Analysis for June session in the table below based on the students' review.
| Part Name |
Total MCQs |
Total MCQs to be Attempted |
Good Attempts |
Difficulty Level |
|---|---|---|---|---|
| Part A |
20 |
15 |
8-12 |
Moderate |
| Part B |
40 |
35 |
14-18 (approx) |
Moderate to Difficult |
| Part C |
60 |
25 |
17-20 (approx) |
Difficult |
| Total |
120 |
75 |
105-110+ Marks |
Moderate to Difficult |
CSIR NET 2025 June Physical Science Students Reactions
According to the students responses, Physical Science exam was Moderate and some students felt Moderate to Difficult in overall difficulty. Part C was a bit tough. Whole paper was lengthy.
CSIR NET Section-Wise Analysis: Physical Science
Candidates can check the CSIR NET Physical Science Analysis for June session in the table below based on the students' review.
| Part Name |
Total MCQs |
Total MCQs to be Attempted |
Good Attempts |
Difficulty Level |
|---|---|---|---|---|
| Part A |
20 |
15 |
9-12 |
Easy |
| Part B |
25 |
20 |
10-14 |
Moderate |
| Part C |
30 |
20 |
9-12 |
Moderate to Difficult |
| Total |
75 |
55 |
30-38 |
Moderate to Difficult |
Some of the topics that a candidate can revise in the CSIR NET Chemical Science subject:
Organic Reactive Intermediates: Carbocation, Carbanions, Free Radicals, Benzynes
Stereochemistry: Stereogenicity, Stereoselectivity, Enantioselectivity
Organic Reaction Mechanisms
Pericyclic Reactions
Structure Determination of Organic Compounds
Asymmetric Synthesis, Determination of Enantiomeric and Diastereomeric Excess
IUPAC Nomenclature
Concepts in Organic Synthesis
Chemistry of Natural Products, etc.
CSIR NET 2025 June Answer Key
The National Testing Agency (NTA) will release the CSIR NET Answer Key 2025 one week after the exam was concluded. Candidates will be able to raise objections against the CSIR UGC NET 2025 June Provisional Answer Key by logging into the official website for a specific time period. The CSIR UGC NET 2025 June exam is conducted by NTA on July 28, 2025. The Answer Key of CSIR NET will be available in the PDF format. After releasing the final answer key, CSIR NET Result & Cut-off will soon be published by NTA on the official website.
Also Read:
CSIR NET 2025 June Life & Earth Science (Shift 1) Question Paper Analysis
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Student Forum
Anything you would want to ask experts?Answered a week ago
Some of the topics that a candidate can revise in the CSIR NET Chemical Science subject:
Organic Reactive Intermediates: Carbocation, Carbanions, Free Radicals, Benzynes
Stereochemistry: Stereogenicity, Stereoselectivity, Enantioselectivity
Organic Reaction Mechanisms
Pericyclic Reactions
Structure Dete
S
Contributor-Level 10
Answered a week ago
The authority will release the CSIR NET 2025 result for the December session on the official website at csirnet.nta.nic.in. It will contain the name of a candidate, roll number, category, parents' name, Post applied (JRF and Assistant Professor or Assistant Professor Only), subject code, etc.
G
Contributor-Level 6
Answered a week ago
The authority will release the CSIR NET answer key on the official website at csirnet.nta.nic.in. It contains correct answers for all the questions asked in the exam. The answer key contains the following details as mentioned below:
Exam name | Exam date |
Exam shift | Exam subject name |
Exam subject code | Question IDs |
Correct option IDs | - |
V
Contributor-Level 6
Answered a week ago
The CSIR NET 2025 final answer key will be released on the official website at csirnet.nta.nic.in. After analysing the representations of the aspirants, the NTA will release the CSIR UGC NET final answer key for the Dec session. The answer key will be released in two phases- Provisional and Final.
N
Contributor-Level 6
Answered a week ago
Candidates can calculate the CSIR NET Chemical Sciences scores through the answer key in the following manner.
CSIR NET Chemical Science Paper Parts | Marks Allotted for Each Question | Marks Deducted for Each Question |
|---|---|---|
A | +2 | -0.5 |
B | +2 | -0.5 |
C | +4 | -1 |
K
Contributor-Level 6
Answered 2 weeks ago
As per the information bulletin, the upper age limit for the CSIR NET exam should not be more than 30 years as on the first day of the month in which the examination is concluded. A relaxation of upto 5 years is provided to the candidates belonging to OBC-NCL (as per the Central list of OBC) /SC/ST/
M
Contributor-Level 6
Answered 2 weeks ago
The CSIR NET 2025 application form was released on September 25 at csirnet.nta.nic.in. The last date to apply was October 27, 2025. Candidates can fill out the application form by visiting the official website or through a direct link provided here on this page.
C
Contributor-Level 6
Answered 2 weeks ago
Candidates can check below the specifications required to upload the images in the CSIR NET application form:
| Documents | Format | Size in KB |
|---|---|---|
| Photograph | JPG | 10-200 |
| Signature | JPG | 10-50 |
S
Contributor-Level 6
Answered 3 weeks ago
The authority will release the CSIR NET 2025 result for the December session at csirnet.nta.nic.in. Candidates required an application number and date of birth to view their scorecard. After the CSIR NET result, the candidates who will be qualified for the exam will be provided with the CSIR NET eli
N
Contributor-Level 6
Answered 3 weeks ago
As per the information bulletin, there is no end period for the validity of the qualifying certificate of Assistant Professor.
S
Contributor-Level 6
Yes. Several candidates have cleared the CSIR NET examination in three months by following a proper study plan, focusing on the important topics, frequent revision, mock test practice, previous year questions, etc.