JEE Main 2026 January 21 Shift 1 Question Paper (OUT) with Answer Key Solutions PDF: Download Here

Joint Entrance Exam (JEE) Main 2027 ( JEE Main )

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JEE Main 2027 Exam Date Session 1

22 Jan '27 - 24 Jan '27

Samridhi
Samridhi Mishra
Senior Executive
Updated on Feb 4, 2026 13:15 IST
The question paper along with the solutions for JEE Main 2026 Jan 21 shift 1 is provided on this page for candidates’ reference. Those who appear for the JEE Main exam can check the JEE Main 2026 Jan 21 answer key to know their performance in the exam and thus calculate their expected scores.

Students can find here the JEE Main 2026 Jan 21 Shift 1 Question Paper with Solutions for reference. The JEE Main 2026 shift 1 paper pdf is helpful to calculate expected marks. For the upcoming shifts and sessions, it is also advised to refer to the JEE Mains Jan 21 Shift 1 question paper to know the topics, difficulty level and more.

jee-main-jan-21-shift-1-qp-with-solutions

JEE Main 2026 shift 1 paper pdf

JEE Main 2026 January 21 Question Paper with Solutions OUT - Students can check the JEE Main Jan 21 Shift 1 question paper with solutions on this page. We have compiled the memory-based JEE Mains 2026 Jan 21 shift 1 questions with solutions. Using the JEE Main 2026 Jan 21 Shift 1 paper, candidates should assess their performance and calculate their scores in JEE Main. We have also provided the detailed analysis for the JEE Main Jan 21 shift 1 question paper. Those who have yet to appear in the upcoming shifts can know the difficulty level and frequently asked topics.

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Table of contents
  • JEE Main 2026 Official Answer Key OUT
  • JEE Main 2026 Jan 21 Shift 1 Answer Key PDF
  • JEE Main 2026 Jan 21 Shift 1 Question Paper Analysis
  • Topics Covered in JEE Mains Jan 21 Shift 1 Question Paper
  • JEE Main 2026 January 21 Shift 1 Question Paper with Solutions
  • JEE Main 2026 Jan 21 Shift 1 Question Paper Analysis
  • How to Calculate Scores Using JEE Main 2026 Jan 21 Shift 1 Answer Key PDF?
  • Is JEE Main 2026 Jan 21 Shift 1 Toughest?
  • JEE Main 2026 Jan 21 Shift 1 Question Paper Analysis and Solutions by Coaching Centres
  • JEE Main Marks vs Percentile 2026 (Expected)
  • JEE Main 2026 Expected Cutoff
  • JEE Main College Predictor
  • JEE Main Result 2026
  • JEE Main January 2026 Shift-Wise Questions with Answer Key Solutions
View More

JEE Main 2026 Official Answer Key OUT

NTA has released the JEE Mains 2026 provisional answer key on February 4, 2026. Candidates can access the JEE Main official answer key on the website, jeemain.nta.nic.in. Additionally, students can also challenge the JEE Main provisional answer key within a specified time duration. The JEE Mains 2026 answer key challenge window is available from Feb 4 to 6, 2026.

Must Read: JEE Main 2026 Marks vs Percentile

How to Check JEE Main Official Answer Key 2026?

  • Visit the JEE Main official website.
  • Under the candidate activity box, click on ‘JEE Main 2026 Answer Key for Session 1’
  • Enter your application number and password and click submit.
  • Once logged in, students can check the question paper, answer key and their JEE Main response sheet.
  • Candidates can download and use it to calculate their scores before the NTA JEE Mains result 2026.
Q&A Icon
Commonly asked questions
Q:   Is there negative marking in JEE Main?
A: 

Yes, JEE Main exam has negative marking. 1 mark is deducted for every incorrect answer.

Q:   What type of questions are asked in JEE Main?
A: 

There are two question types in JEE Main exam. Multiple choice questions and numerical ability questions. In MCQ, every question has 4 options with only 1 correct answer. Select the correct option. In numerical ability question type, no options are there. Solve them and write answer using keyword and mouse.

Q:   From where can I get the mock test papers for the preparation of JEE Mains?
A: 

JEE Main mock tests are available online on nta.ac.in. Download these for free or you can also practice online. You can download JEE Main mock test papers for free from Shiksha page as well.

Q:   What is the exam pattern of JEE Mains?
A: 

JEE Main has 75 questions (20 MCQs + 5 Numerical per subject) across Physics, Chemistry, Math. 3-hour CBT awards +4 for correct, -1 for incorrect answers, totalling 300 marks.

JEE Main 2026 Jan 21 Shift 1 Answer Key PDF

Students can check the unofficial JEE Main 21 Jan shift 1 answer key pdf by Sri Chaitanya Academy (Infinity Learn). JEE Main 2026 answer key Jan 21 shift 1 download pdf below.

JEE Main 2026 January 21 Shift 1 Answer Key PDF Download

JEE Main 2026 Jan 21 Shift 1 Question Paper Analysis

Candidates can check the JEE Mains 21 Jan Shift 1 analysis 2026 below. The following table is prepared based on the memory-based JEE Main 2026 Jan 21 shift 1 question paper. The difficulty level is based on the students' reaction immediately after the exam centre.

Sections Difficulty level Topics Asked
Physics Moderate Modern Physics, Wave motions; Fluids
Chemistry Easy Organic - 1; Physical Chemistry - 4
Mathematics Tough Vector 3D
Overall Moderate -

Topics Covered in JEE Mains Jan 21 Shift 1 Question Paper

Based on the JEE Main 2026 Jan 21 Shift 1 question paper, candidates can check the subject-wise topics asked in the exam. The JEE Main Jan 21 Shift 1 paper analysis is based on the student feedback and inputs from coaching institutes.

Day

Subjects

JEE Main Analysis 2026

Jan 21, 2026 (Shift 1)

Maths

Sets and Relations, Vectors & 3D, Matrices, Limits, Differentiability, Probability

Physics

Gravitation, Semiconductor, EMF, Current Electricity, Heat & Thermodynamics, Atoms & Nuclei, AC, SHM

Chemistry

Isomerism, Organic and Physical Chemistry Questions, Coordination Chemistry, p-block, General Organic Chemistry, Chemical Thermodynamics, Chemical Bonding, Molecular Structure, Electrochemistry, Redox Reactions, Ionic Equilibrium

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JEE Main 2026 January 21 Shift 1 Question Paper with Solutions

The JEE Main 2026 question paper and answer key is based on memory-based questions. After checking the answers, students can use the JEE Main rank predictor to calculate their expected ranks based on their scores. Candidates can check the following space for the subject-wise JEE Main 2026 Jan 21 shift 1 question with solutions.

jee-main-jan-21-s1-ques

jee-main-jan-21-shift-1-ques

jee-main-jan-21-shift-1-chemistry-question-paper jee-main-jan-21-shift-1-ques

Q&A Icon
Commonly asked questions
Q:   What is Chapterwise weightage of class 11 and 12 topics in JEE Main?
A: 

Chapterwise weightage of class 11 and 12 topics in JEE Main are mentioned below:

  • Physics: Current Electricity Waves AC, Magnetism, Laws of Motion Work, Power and Energy.
  • Chemistry the high weightage topics are s and p block elements, Coordination compounds, Thermodynamics Gaseous state, Chemical bonding, Atomic structure, Polymers, Environmental Chemistry Organic Chemistry.
  • Mathematics, the high weightage topics are Sequence and Series Vectors and 3D, Integral and Differential Calculus, Definite and Indefinite Integral.
Q:   Do I need to attempt all the questions in JEE Main exam?
A: 

NO, it is compulsory to attempt all questions in the JEE Main exam. The JEE Main exam has negative marking and candidates must answer only those questions for which they know the correct answer. Students must note that there are no minimum marks in JEE Main that students need to score. Students gets All India Rank based on the marks they secure in exam and gets admission based on that rank.

Q:   Is there any mock seat allotment in JEE Main counselling?
A: 

JEE Main counselling do have the provision of mock seat allotment. JoSAA will conduct a total of two rounds mock seat allotment where candidates can check which college they get based on the choice filled by them. Candidates after registering for the counselling have to enter their preferred choice of college and branch in the order of preference. The allotment of seats will be made on the basis of All India Rank and choices filled by the candidate.

Q:   What topics are mostly asked in JEE Main exam
A: 

Questions in JEE Mains exam is a blend of all the topics covered in the syllabus. However, there are some topics that are very much important and should be paid extra attentions while preparing for the exam. The list of important JEE Main topics are

Mathematics

  • 3D Geometry
  • Vector
  • Applications of Derivatives
  • Definite Integrals
  • Limit, Cnntinuity and Differentiability

Physics

  • Heat and Thermodynamics
  • Electromagnetic Waves
  • Ray & Wave Optics
  • Kinematics
  • Current Electricity
  • Magnetism

Chemistry

  • Electrochemistry
  • Chemical Kinetics
  • Thermodynamics
  • p-block elements
  • Chemical Bonding

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JEE Main 2026 Jan 21 Shift 1 Question Paper Analysis

The subject-wise analysis for JEE Main 21 Jan shift 1 is available as per the students after the exam. The JEE Main 2026 Jan 21 shift 1 analysis is updated on this page as per the students' reactions and the subject experts.

How to Calculate Scores Using JEE Main 2026 Jan 21 Shift 1 Answer Key PDF?

Candidates can use the JEE Main 2026 Jan 21 shift 1 question paper with solutions and calculate their expected scores. To do so, there is a fixed method and formula to be applied. The same has been given below.

  • Use the JEE Mains Jan 21 shift 1 question paper answer key pdf and compare your response with it.
  • Note down the number of correct and incorrect answers.
  • Once you have the numbers, put them in the following formula-

4*(Number of Correct Answers) - 1*(Number of Wrong Answers) = Candidate’s Scores

  • The output becomes the expected scores in JEE Mains 2026 exam.
Q&A Icon
Commonly asked questions
Q:   What should be the frequency of taking JEE Main mock tests?
A: 

Candidates should take JEE Main mock tests at least once a week. However, in the last month before exam, frequency should be increased to 3 to 4 mock exam per week.

Q:   Are class 11 topics important in JEE Mains?
A: 

Yes, and in fact, in the JEE Main exam, the weightage of class 11 and topics is almost the same. Candidates have to study topics of both classes 11 and 12 with equal importance.

Q:   Which mock tests are best for JEE Mains?
A: 

Best free mock tests for JEE Mains are previous year question papers. You can also practice NTA mock tests online at nta.ac.in. All mock tests are designed as per JEE Main syllabus and exam pattern.

Q:   How many questions are asked in JEE Main exam?
A: 

Paper 1 has 75 questions where Physics Chemistry and Mathematics, each section has 25 questions. Out of 25 questions, 20 are MCQs and five are numerical value questions. You must answer all 5 numerical value-type questions. All 20 multiple-choice questions are compulsory. Complete all 75 questions in 3 hours.

Is JEE Main 2026 Jan 21 Shift 1 Toughest?

Yes, if we compare JEE Main 2026 Jan 21 shift 1 with the evening shift, it is considered tougher. The JEE Main 21 Jan shift 1 challenged most of the weightage, which was observed historically. The Chemistry section was difficult and lengthy. Maths was still easy comparatively. Based on the trends so far, JEE Main 2026 Jan 23 shift 2 exam is considered the toughest shift. It is important for students to know the toughest shift in JEE Main 2026 session 1 along with the easiest shift. This analysis is important because of the NTA percentile formula. There is normalisation in the exam because of changing difficulty levels. In the toughest shift for JEE Mains 2026 session 1, students will be able to get 99 percentile at lower scores since the exam difficulty level will affect all students in that particular shift. Similairy for the easiest shift, a student will require more marks to get a higher percentile. This is because the percentile depends on the performance of all students in a particular shift.

Know: Easiest Shift of JEE Main 2026 Session 1 Exam

JEE Main 2026 Jan 21 Shift 1 Question Paper Analysis and Solutions by Coaching Centres

From the following table, students can check the question paper analysis and answer key for JEE Main 21 Jan Shift 1 2026 by coaching centres. Subject experts at these reputed centres provide the JEE Main 2026 Jan 21 shift 1 answer key based on the memory-based questions.

JEE Main 2026 Answer Key by Allen

JEE Main 2026 Answer Key by Resonance

JEE Main FIITJEE Answer Key 2026

JEE Main Sri Chaitanya Answer Key 2026

JEE Main 2026 Answer Key by Aakash

Q&A Icon
Commonly asked questions
Q:   Where can I get previous year JEE Main question papers?
A: 

The previous year's JEE Mains question papers can be downloaded from the website of Shiksha, and also from the official website - nta.ac.in. 

Q:   Which topics are most important in JEE Main Physics, Chemistry, and Mathematics?
A: 

The most important topics for JEE Mains Maths, Physics and Chemistry are:

Maths3d and vectors, ellipses, circles, AP, GP, Matrix, differential equations, limit, quadratic equation, conic sections, sets & relations, and integration.
PhysicsRay optics, electrostatics, semiconductors, SHM, current electricity, rotation, moment of inertia, fluid mechanics, Potentiometer, vernier calliper, and thermodynamics.
ChemistryGeneral Organic Chemistry (GOC), Biomolecules, Amines, Hydrocarbons, Coordination Compounds, Chemical Bonding, P-Block and D & F-Block Elements, Qualitative Analysis, Electrochemistry, Chemical Kinetics, Thermodynamics, Ionic Equilibrium, Structure of Atom, Solutions.
Q:   Where can I check JEE Main 2026 question papers?
A: 

Candidates can check JEE main question papers 2026 at jeemain.nta.nic.in.

Q:   Where can I take official JEE Mains mock tests?
A: 

You can access official, free mock tests directly on the National Testing Agency (NTA) Mock Test Portal.

JEE Main Marks vs Percentile 2026 (Expected)

Check below the expected JEE Main marks vs percentile based on previous year trends. For a customised prediction, candidates can use the JEE Main rank predictor by Shiksha.

JEE Main marks

Expected percentile

Expected ranks

240 - 280+

99.9+

1 - 1,200

210 - 240

99.5 - 99.9

1,200 - 6,000

180 - 210

99.0 - 99.5

6,000 - 12,000

160 - 180

98.0 - 99.0

12,000 - 25,000

140 - 160

97.0 - 98.0

25,000 - 35,000

120 - 140

95.0 - 97.0

35,000 - 60,000

100 - 120

90.0 - 95.0

60,000 Lakh - 1.1 Lakh

70 - 100

80.0 - 90.0

1.1 Lakh - 2.5 Lakh

JEE Main 2026 Expected Cutoff

Although there is no passing mark in JEE Main 2026, the authorities do provide the JEE Mains cutoff for appearing in JEE Advanced. Out of all the aspirants in the exam, the top 2,50,000 qualifiers of JEE Mains 2026 will be able to take the IIT JEE Advanced exam for admission to the prestigious IITs. The JEE Main cutoff 2026 will be different for each category. The cutoff scores are announced after the JEE Mains session 2 results are declared. Until then, candidates can check the expected JEE Main 2026 cutoff category-wise below.

Category

JEE Main Expected Cutoff 2026

Unreserved (UR)

93.3045326

Gen-EWS

81.4387917

OBC-NCL

80.7456432

SC

61.3526948

ST

48.2456783

UR-PwD

0.0082349

JEE Main College Predictor

Shiksha has developed an analytical, algorithmic JEE Main college predictor tool to provide a tentative list of colleges that a student may get based on their rank/percentile. Shiksha’s JEE Main 2026 college predictor uses students' JEE Main percentile or rank, along with the candidate's personal details such as category, gender, and state of eligibility, to predict the data. The data is then analysed against historical cutoffs and trends to provide a list of the most likely colleges for admission. By using this tool, engineering aspirants will be able to prepare a personalised preference list for their JoSAA counselling.

JEE Main Result 2026

The authorities prepare the results based on the JEE Main 2026 final answer key. Candidates can check their NTA scores subject-wise from the result itself.

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About the Author
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Samridhi Mishra
Senior Executive
Samridhi Mishra is a seasoned writer in the Indian engineering education sector. She understands most of the engineering competitive exams: JEE, MHT CET, BITSAT, COMEDK UGET etc. News articles, live blogs, social m
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Answered a week ago

Top Aerospace and Aeronautical Engineering colleges in India that do not require JEE Main rely instead on private entrance exams, state-level tests, or direct merit admissions. Check the table below for the Aerospace engineering colleges in India without JEE.

Top CollegesTuition Fee
Amity University, NoidaINR 11.4 lakh
Presidency University, BangaloreINR 9 lakh
SNS College of TechnologyINR 2 lakh
Parul UniversityINR 7.8 Lacs - INR 10.8 lakh
Amity University, MumbaiINR 4.24 lakh

T

Tasbiya Khan

Contributor-Level 10

Answered a week ago

If your JEE Main score is not strong, Galgotias University can be a practical option to consider. It offers multiple B.Tech programmes and gives preference to JEE Main scores while also allowing admission based on its programme-specific eligibility criteria. Compare fees, branch, curriculum, and opp

...Read more

D

Dhruv Sharma

Contributor-Level 7

Answered 3 weeks ago

According to the tentative schedule, JEE Main 2027 counselling registration is likely to commence in June 2027 after the conclusion of both exam sessions.

H

Himani Chopra

Beginner-Level 5

Answered 3 weeks ago

The cutoff rank in Round 7 for BTech Computer Science & Engineering under General All India category is 53,013. It is the most competitive branch in the institute.

H

Himani Chopra

Beginner-Level 5

Answered 3 weeks ago

Yes, JEE Main is compulsory for admission in B.Tech course at SGSITS.

H

Himani Chopra

Beginner-Level 5

Answered 3 weeks ago

After qualifying JEE Main, students need to register themselves for MP BE Counselling, choose colleges/branches, attend rounds and verify documents to secure admission.

H

Himani Chopra

Beginner-Level 5

Answered 3 weeks ago

Getting into B.Tech CSE is straightforward. You need to have passed 10+2 with Physics and Mathematics, along with Chemistry, Biotechnology, Biology, or a Technical Vocational subject. Marks from boards like CBSE, ISC, and PSEB are accepted. JEE Main scores are also recognised under the RBUEdge Schol

...Read more

P

Priti Choudhary

Contributor-Level 6

Answered 3 weeks ago

Yes, JEE Main scores are recognised under the RBUEdge Scholarship Program, so your entrance exam effort can also help reduce your fees. A higher score falls in a higher scholarship slab, with the top slab offering a 60% waiver on the course fee. This is a nice reward for the hard work that goes into

...Read more

A

Anya Mehta

Contributor-Level 6

Answered 3 weeks ago

The JEE Main Round 7 cutoff 2026 for SGSITS Indore ranged from 53,013 to 90,468 for General All India candidates across BTech branches.

H

Himani Chopra

Beginner-Level 5

Answered 3 weeks ago

If a student has appeared for JEE Main, they can apply for B.Tech admission at Galgotias University through the university's admission process. JEE Main scores are considered for preference in the merit list, along with the eligibility requirements of the chosen B.Tech programme. After applying, the

...Read more

S

Suhani Pandey

Contributor-Level 8