CSIR NET 2026 July 18 Chemical & Earth Science Question Paper Analysis OUT, Review, Answer Key, Expected Cut Off

Council of Scientific and Industrial Research National Eligibility Test 2026 ( CSIR NET )

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CSIR NET 2026 June Exam date

17 Jul '26 - 18 Jul '26

Shikha
Shikha Goyal
Assistant Manager
Updated on Jul 18, 2026 13:24 IST
The NTA conducted the July 18 Shift 1 exam of Chemical & Earth Science subject from 9 AM to 12 PM. Candidates can check below the CSIR NET 2026 first shift, which is Earth & Chemical Science exam analysis, including the overall difficulty level, topics asked, expected cutoff, questions, etc., based on the students' feedback.

CSIR NET 2026 June Session Question Paper Analysis is available here for the exam conducted on July 18  for subject Chemical and Earth Science. Scroll down to know about the overall difficulty level, topics asked, memory-based questions, answers, and expected cutoff.

CSIR NET Chemical & Earth Science Analysis 2026

CSIR NET Chemical & Earth Science Analysis 2026

CSIR NET 2026 July 18 Exam Anaysis: The National Testing Agency (NTA) conducted the CSIR UGC NET 2026 exam for the June session on July 18 for subjects Chemical and Earth, Atmospheric, Ocean and Planetary Sciences. Candidates can predict, regarding the cutoff, whether it will rise or drop with the help of analysis. The CSIR NET Exam is divided into three parts, namely Part A, Part B, and Part C. Candidates can check below the detailed CSIR NET 2026 June exam analysis based on the student reactions, overall difficulty level, topics asked, memory-based questions and answers, etc.

Also Read: CSIR NET 2026 Exam Analysis Live Updates

Table of contents
  • CSIR NET Chemical Science Exam Analysis 2026: Student Reactions (July 18)
  • CSIR NET Chemical Science Exam Analysis 2026: Topics asked
  • CSIR NET Section-Wise Analysis 2026: Chemical Science
  • CSIR NET Earth Science Exam Analysis 2026: Student Reactions (July 18)
  • CSIR NET Earth Science Exam Analysis 2026: Topics asked
  • CSIR NET Section-Wise Analysis 2026: Earth Science
  • CSIR NET 2026 Answer Key
View More

CSIR NET Chemical Science Exam Analysis 2026: Student Reactions (July 18) 

As per the feedback received from the students, the Chemical Science exam overall difficulty level was Moderate, some felt Moderate to Difficult. So, mix response is there.

Q&A Icon
Commonly asked questions
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 full form of CSIR NET?
A: 

The CSIR NET stands for the Council of Scientific and Industrial Research National Eligibility Test. It determines the eligibility of Indian nationals for the 'award of Junior Research Fellowship and appointment as Assistant Professor.' Also, appointment as 'Assistant Professor and admission to Ph.D.' and 'admission to Ph.D. only' in several Indian universities and colleges.

Q:   What are the topics to revise in the CSIR NET Chemical Science?
A: 

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 Chemical Science Exam Analysis 2026: Topics asked

As per the students' feedback, some of the topics asked in the Chemical Science exam are listed below:

  • Organic Reaction Mechanism
  • Coordination Chemistry
  • Chemical Thermodynamics
  • Electrochemistry
  • Quantum Chemistry
  • Chemical Kinetics
  • Spectroscopy
  • Chemical Bonding
  • Molecular Orbital Theory
  • Analytical Chemistry
  • Named Organic Reactions
  • Solid State Chemistry, etc.

Chemical Science: Memory-Based Questions

As per students' some of the memory based questions asked in the exam in Chemical Science are provided below:

  • Organic named reactions and aromaticity.
  • Chemical equilibrium and acid-base equilibria.
  • Transition metal complexes and magnetic properties.
  • SN1, SN2, E1, and E2 reaction mechanisms.
  • Crystal Field Theory (CFT) and coordination compounds.
  • Molecular Orbital Theory and bond order calculations.
  • Group Theory and symmetry elements.
  • Solid State Chemistry and Bragg's Law.
  • Chromatography and analytical techniques.
  • Organometallic compounds and catalytic reactions.
  • Thermodynamics and Gibbs free energy numericals.
  • Electrochemistry and Nernst equation problems.
  • Chemical Kinetics and Arrhenius equation.
  • Quantum Chemistry concepts and numerical questions.
  • UV-Visible, IR, and NMR spectroscopy, etc.
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CSIR NET Section-Wise Analysis 2026: 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

Easy to Moderate

to be updated here

Part B

40

35

Moderate

to be updated here

Part C

60

25

Moderate to Difficult

to be updated here

Total

120

75

Moderate to Difficult

45-52

Read More: CSIR NET 2026 Exam Pattern

CSIR NET Earth Science Exam Analysis 2026: Student Reactions (July 18) 

As per the feedback received from the students, the Earth, Atmospheric, Ocean and Planetary Sciences exam overall difficulty level was Moderate.

CSIR NET Earth Science Exam Analysis 2026: Topics asked

As per the initial feedback of the students, topics asked in the Earth Science exam are provided below:

  • Oceanography
  • Hydrology
  • Remote Sensing & GIS
  • Environmental Geology
  • Paleontology
  • Plate Tectonics
  • Mineralogy
  • Petrology
  • Structural Geology
  • Geomorphology
  • Atmospheric Science
  • Stratigraphy
  • Geochemistry
  • Engineering Geology
  • Geophysics, etc.

Earth Science: Memory-Based Questions

As per the students, some of the memory-based questions are provided below:

  • Plate Tectonics and continental drift.
  • Earthquake waves and seismic interpretation.
  • Mineralogy and rock-forming minerals.
  • Petrology and igneous rock classification.
  • Environmental Geology and natural hazards.
  • Geochemistry and isotope dating.
  • Engineering Geology and slope stability.
  • Structural Geology and geological maps.
  • Geomorphology and landform evolution.
  • Atmospheric circulation and monsoon dynamics.
  • Ocean currents and marine sediments.
  • Remote Sensing and GIS applications.
  • Hydrology and groundwater movement.
  • Paleontology and fossil correlation.
  • Stratigraphy and geological time scale, etc.

CSIR NET Section-Wise Analysis 2026: Earth Science 

Candidates can check the CSIR NET 2026 June Earth Science Analysis in the table below based on the students' review.

Part Name

Total MCQs

Total MCQs to be Attempted

Difficulty Level

Good Attempts

Part A

20

15

Easy to Moderate

to be updated here

Part B

50

35

Moderate

to be updated here

Part C

80

25

Moderate

to be updated here

Total

150

75

Moderate

42-50

Also Read: CSIR NET 2026 Syllabus

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CSIR NET 2026 Answer Key

The National Testing Agency (NTA) will release the CSIR NET Answer Key 2026 one week after the exam was concluded. Candidates will be able to raise objections against the CSIR UGC NET 2026 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.

Also Read: 

CSIR NET 2026 July 17 (Shift 1) Life Science Question Paper Analysis 

CSIR NET 2026 July 17 (Shift 2) Mathematical & Physical Science Question Paper Analysis

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 4 days ago

Yes. The admit card for the CSIR NET 2026 June session was released on the official portal at csirnet.nta.nic.in on July 13. The exam will be held on July 17 and 18.

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Ishita Kaur

Contributor-Level 7