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 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.
NTA JEE UPDATES: JEE Mains 5 April 2026 Question Papers with Solutions
- 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
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.
Commonly asked questions
Yes, JEE Main exam has negative marking. 1 mark is deducted for every incorrect answer.
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.
JEE Main question paper is in English, Hindi and language selected when you filled application form. In total, JEE Main is in 13 languages and you can select any language out of available options. You cannot switch language of question paper during exam.
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.
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 |
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.
Commonly asked questions
JEE Main 2026 exam pattern has been released by the NTA. As per exam pattern, the JEE Main Paper 1 (BE/B.Tech) exam will consist of 75 questions, 25 each from Physics Chemistry and Mathematics. Out of 25 questions, 20 will be MCQs and 5 will be NAV. Students need to answer all 75 questions. JEE Main paper 2A for B.Arch consists of 77 questions of which 25 are from Mathematics, 50 from General Aptitude and 2 from Drawing. In Paper 2B for BPlan total questions are 100 of which 25 are from Mathematics, 50 from General Aptitude and 25 from Planning.
The question paper will have no internal choices within questions and total duration of exam is 3 hours.
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.
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.
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.
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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.
Commonly asked questions
Mock tests are important JEE Main preparation. JEE Main 2026 mock test will tell you about exam structure and question pattern. After taking mock tests get your performance analysed thoroughly by an expert or mentor. You will know exactly where you are making mistakes and what the correct approach is to attempt questions.
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
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.
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.
Commonly asked questions
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.
Usually, in the JEE Mains computer-based exam, questions from maths are presented first, followed by Physics and Chemistry.
But candidates can appear for any section first, as per their preference.
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.
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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JEE Main January 2026 Shift-Wise Questions with Answer Key Solutions
Candidates can check JEE Main 2026 January question paper with solutions here for all shifts.
| Date |
Shift 1 |
Shift 2 |
|---|---|---|
| January 21, 2026 |
- | |
| January 22, 2026 |
||
| Jan 23, 2026 |
||
| January 24, 2026 |
||
| January 28, 2026 |
News & Updates
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Student Forum
Anything you would want to ask experts?Answered 13 hours ago
The JEE Mains 2026 is not out till now. The data for 2025 is available for BIT Mesra.
As per the recent BIT Mesra JEE Main cutoff 2025, the round 6 results have been released. Based on the final cutoff for the General AI category, BTech in Computer Science and Engineering closed off at the rank of 18
S
Contributor-Level 10
Answered Yesterday
If you are OBC candidate then you can
1) Fill JoSSA — try for NIT Manipur/Nagaland/Mizoram in Civil or Mechanical
2) Participate in CSAB — extra chance
3) Don't skip state counselling — OBC quota there can be very beneficial
4) Apply to NSUT/YMCA — placements rival many NITs
A lower branch NIT vs NSUT/YM
S
Beginner-Level 1
Answered Yesterday
No, interview round for BSc admission at BIT Mesra is part of BITCHEM which is not required for candidates who are open to pusuing BSc at Birla Institute of Technology, Mesra. Candidates who apply through JEE Main will not be required to appear in BITCHEM.
S
Contributor-Level 10
Answered Yesterday
Candidates wishing to take admission in BTech at IIIT Bhagalpur have to appear in JEE Main. Along with that, candidates also have to participate in JOSAA/ CSAB counselling process. Seat allocation is done when candidates clear cutoff ranks released on the official JoSAA website.
R
Contributor-Level 10
Answered 3 days ago
If candidates have identical Common Rank List (CRL) in JEE (Main) - 2026 Paper-I even after applying NTA's tie-breaking measures, the following order of additional tie-breaking criteria shall be adopted for seat allocation in JAC Delhi:
1. Date of Birth (preference to the elder candidate).
2. Random d
R
Contributor-Level 10
Answered a week ago
Candidates wishing to take admission in BTech at Ramaiah Institute of Science and Management have to appear in JEE Main, JEE Advanced, CUET-UG, SAT, KCET, COMEDK. So, yes even if you have not appeared in JEE, you can produce score card of any of the above mentioned exams.
R
Contributor-Level 10
Answered a week ago
The East Point Group of Institutions accepts many exams for the BE course. The accepted exams are JEE Main, COMEDK, and KCET. Students can appear in any of these exams to get admission at EPGI. Students need to fulfil the eligibility criteria as well.
A
Contributor-Level 10
Answered a week ago
With 57.8 percentile in JEE Main and 73% boards, getting CSE/AI in top government colleges is unlikely. But you still have good chances in private colleges through UPTAC/AKTU or direct admission.
Possible options:
KIET Group of Institutions
ABES Engineering College
Galgotias College of Engineering a
H
Beginner-Level 1
Answered a week ago
Amrut Institute offer admission in BTech and Diploma in Engineering based on merit in last qualifying exam. So, no JEE Main is not compulsory to take admission in Amrut Institute courses.
R
Contributor-Level 10
Answered 2 weeks ago
With a JEE Main rank of 291970, you can get into NIT Calicut if you belong to the SC Home State quota category.
For this category, the highest rank admissible was 543879 (as per the last round of NIT Calicut cutoff 2025). See the table below to know which courses you can opt for.
| Course | NIT Calicut JEE Main cutoff 2025 |
|---|---|
| B.Tech. in Chemical Engineering | 343880 |
| B.Tech. in Biotechnology | 386381 |
| B.Tech. in Civil Engineering | 405588 |
| B.Tech. in Production Engineering | 449781 |
| B.Tech. in Energy Engineering | 543879 |
To know the accepte
N
Contributor-Level 10