CSIR NET 2025 Dec Analysis (Shift 2) Soon: Check Maths, Chemical & Physical Science Difficulty Level, Questions & Answer

Council of Scientific and Industrial Research National Eligibility Test 2025 ( CSIR NET )

DeskCalelnderExam On - 18 Dec '25

Shikha
Shikha Goyal
Assistant Manager
Updated on Dec 18, 2025 16:53 IST
The CSIR NET 2025 Dec session exam is conducted on Dec 18. Shift 2 is ongoing. Based on the students feedback, we have provided exam analysis, section-wise, on topics asked, questions, answers, difficulty level, good attempts, expected cutoff, and more. the NTA conducted the exam on a single day.

The NTA is conducting the CSIR NET 2025 December session exam in two shifts across the country on December 18. Scroll down for detailed exam analysis for Shift 2, including the overall difficulty level, topics asked, subject-wise difficulty level, good attempts, etc.

CSIR NET 2025 December Mathematical, Chemical and Physical Science Question paper Analysis

CSIR NET 2025 December Mathematical, Chemical and Physical Science Question paper Analysis

CSIR NET 2025 Shift 2 Exam Analysis: The National Testing Agency (NTA) is conducting the CSIR NET 2025 December session exam on December 18 in two shifts. The NTA is conducting 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 exam analysis Shift 2 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 NTA in an online mode. In Mathematical Science, 120 MCQs were asked in the exam, and candidates needed to attempt 60 questions. On the other hand, in chemical science, total 120 questions were asked and candidtaes required to attempt 75 questions. Also in Physical Science subject, a total of 75 questions were asked and candidates required to attempts 55 questions.

Q:   Can I clear CSIR NET in 3 months?
A:

Yes. Candidates clear the CSIR UGC NET exam in three months. But to pass the exam proper strategy is required. They make study plans, do revisions, solve question papers, practice tests, etc. If a candidate study properly then nothing is impossible to crack. 

 

Q:   What are CSIR NET subjects?
A:

The CSIR NET exam consists of five subjects some of them are Maths, Physical Science, Chemical Science, etc. Part A in the exam is common for all candidates and Part B and C is subject-specific. Candidates need to select one subject and prepare well to clear the examination.

Q:   What is the date for CSIR NET Dec 2025 exam?
A:

The December session exam of CSIR NET 2025 will be conducted on December 18 in two shifts. The whole exam schedule has not been released by the authority. It will be released soon at csirnet.nta.nic.in. 

Table of contents
  • CSIR NET 2025 Dec Mathematical Science Students Reactions Soon
  • CSIR NET Section-Wise Analysis: Mathematical Science
  • CSIR NET 2025 Dec Chemical Science Students Reactions
  • CSIR NET Section-Wise Analysis: Chemical Science
  • CSIR NET 2025 Dec Physical Science Students Reactions
  • CSIR NET Section-Wise Analysis: Physical Science
  • CSIR NET 2025 Dec Answer Key
View More

CSIR NET 2025 Dec Mathematical Science Students Reactions Soon

The CSIR NET Mathematical Science analysis 2025 for the December session will be provided here soon. 

CSIR NET Section-Wise Analysis: Mathematical Science

Candidates can check the CSIR NET Mathematical Science Analysis for Dec session in the table below based on the students' review.

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Part Name

Total MCQs

Total MCQs to be Attempted

Good Attempts

Difficulty Level

Part A

20

15

to be updated here

to be updated here

Part B

40

25

to be updated here

to be updated here

Part C

60

20

to be updated here

to be updated here

Total

120

60

to be updated here

to be updated here

CSIR NET 2025 Dec Chemical Science Students Reactions

Soon!

CSIR NET Section-Wise Analysis: Chemical Science

Candidates can check the CSIR NET Chemical Science Analysis for Dec 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

to be updated here

to be updated here

Part B

40

35

to be updated here

to be updated here

Part C

60

25

to be updated here

to be updated here

Total

120

75

to be updated here

to be updated here

CSIR NET 2025 Dec Physical Science Students Reactions

Soon!

CSIR NET Section-Wise Analysis: Physical Science

Candidates can check the CSIR NET Physical Science Analysis for Dec 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

to be updated here

to be updated here

Part B

25

20

to be updated here

to be updated here

Part C

30

20

to be updated here

to be updated here

Total

75

55

to be updated here

to be updated here

CSIR NET 2025 Dec 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 Dec Provisional Answer Key by logging into the official website for a specific time period. The Answer Key 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. 

About the Author
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Shikha Goyal
Assistant Manager

Role: Editorial Domain

Education: Mass Com & Journalism, MSC Mathematics

Expertise: Sarkari Exam Expert

About

Shikha Goyal is a double post graduate with more than 12 years of experience in education domain, journal

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Answered a week ago

The CSIR NET 2025 exam will be conducted on December 18 in two shifts. As per the schedule released, the Mathematical Science exam will be held from 3 pm to 6 pm on Dec 18. 

I

Ishita Kaur

Contributor-Level 6

Answered 2 weeks ago

The CSIR NET 2025 Notification was released on September 25 in the form of PDF at csirnet.nta.nic.in. The notification conists if the important information related to the exam like exam dates, syllabus, pattern of an exam, etc.

G

Gunjan Majumder

Contributor-Level 6

Answered a month ago

The National Testing Agency declare the CSIR NET Cut off. It will be released subject and category-wise. The cut off is prepared on the basis of several factors including difficulty of the exam, reservation norms, number of candidates, etc.

K

Kritika Sharma

Contributor-Level 6

Answered a month 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

...Read more

S

Shikha Goyal

Contributor-Level 10

Answered a month 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

Gunjan Majumder

Contributor-Level 6

Answered a month ago

The authority will release the CSIR NET answer key at csirnet.nta.nic.in. It contains correct answers for all the questions asked in the exam. Check below for more details:

Exam name

Exam date

Exam shift

Exam subject name

Exam subject code

Question IDs

Correct option IDs

-

V

Virajita Shukla

Contributor-Level 6

Answered a month 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

Nitesh Pruthi

Contributor-Level 6

Answered a month 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

Kritika Sharma

Contributor-Level 6

Answered a month 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/

...Read more

M

Manisha Singh

Contributor-Level 6

Answered a month ago

The authority released the CSIR NET 2025 application form at csirnet.nta.nic.in. The last date to apply was October 27. Candidates who are interested in appearing the exam, need to fill the application form by providing all the details as asked. 

 

C

Chanchal Shekhar

Contributor-Level 6