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

Joint Entrance Exam (JEE) Main 2026 ( JEE Main )

DeskCalelnderExam On - 2 Apr '26 - 9 Apr '26

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:   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:   Where can I check JEE Main 2026 question papers?
A: 

NTA has released the JEE Main 2026 question papers with response sheets on the official website.

Q:   Can I raise objection against JEE Main response sheet?
A: 

No. JEE Main response sheet can't be challenged. As per NTA, there is no facility to raise objections against JEE Mains response sheet. The response sheet is the document which have details of answers attempted by the candidate during the exam.

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 the sequence of sections in the JEE Mains question paper?
A: 

In JEE Main, Mathematics is the first section, followed by Physics and Chemistry. But in the exam, candidates can appear for any section first as per their preference.

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

Students who are preparing for JEE Main exam are advised to first cover the entire JEE Main syllabus. Covering only the high weightage chapters would decrease their chances of getting full/high score in JEE Main exam. Only after covering the entire syllabus, students can check most important chapters for JEE Mains.

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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.

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

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

NTA has specified in its brochure that the JEE Main 2026 result will be declared by February 12, 2026. The authorities will 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, GATE, etc. News articles, live blogs, social media scripts, anchoring
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Student Forum

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Write here...

Answered 22 hours ago

The candidates should master time management and accuracy to be able to score well in the JEE Main exam. Use a strategic approach while solving the questions to be able to score good marks.

M

Manori Patra

Contributor-Level 7

Answered 22 hours ago

Yes, the JEE Main is widely considered one of the most difficult engineering entrance exams globally.

N

Nishtha Shrivastava

Contributor-Level 7

Answered 22 hours ago

Passing the JEE Main exam requires a strategic approach focusing on strong fundamentals, consistent practice, and thorough revision.

  • Make sure to have a strong hold of basics.
  • Study diligently for at least 6 hours.
  • Practice a lot of previous year papers and mock tests.
  • Focus on time management, speed an

...Read more

Y

Yatendra Singh

Contributor-Level 7

Answered 22 hours ago

Candidates can download the JEE Main question papers from the website of NTA - nta.ac.in.

  • Go to nta.ac.in
  • Go to "downloads"
  • Under the "Previous years Exam Papers", select the year and exam type and hit the "search" button.
  • The question paper PDFs will be available for download.

V

Virajita Choudhury

Contributor-Level 7

Answered 22 hours ago

Yes. NTA has released the JEE Main 2026 session 1 question papers. Candidates can download the JEE Main session 1 papers with solutions PDFs from this page - Download JEE Main 2026 question papers with solutions.

C

Chanchal Pandey

Contributor-Level 7

Answered Yesterday

BTech admissions at Chitkara University are not possible without the JEE Main scores. The accepted entrance exams are JEE Main scores. Students must prepare well for the entrance exams for a successful admission. 

N

Neha Pradhan

Contributor-Level 10

Answered Yesterday

The cutoff was released as the opening and closing ranks for admission to the BE/BTech, courses. During the Indus University BE/BTech cutoff 2024, the last-round closing ranks ranged between 23100 and 50604 for the General HS category students. Of all the BE/BTech specialisations, the one that faced

...Read more

R

Rakshit Prabhakar

Contributor-Level 10

Answered 2 days ago

For Sant Gadge Baba Amravati University (SGBAU), the JEE Main cutoff for the OBC category varies by branch and year. 

J

Jaya Lahari Meesala

Beginner-Level 2

Answered 2 days ago

Yes, IIIT Hyderabad accepts JEE Main percentile for 4-year B.Tech programs, but dual-degree research programs are specifically through UGEE.

M

Mamona Rai

Contributor-Level 7

Answered 2 days ago

SPA Delhi JEE Main cutoff 2025 for the first and last rounds are given below for the General AI category students:

CourseRound 1 (Closing Rank)Last Round (Closing Rank)
Bachelor of Architecture (B.Arch.)158261
Bachelor of Planning133751

S

Shruti Manchanda

Contributor-Level 7