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JEE Main 2026 January 28 Shift 1 Answer Key - Various Coaching Institutes has released the JEE Main 2026 January 28 shift 1 answer key online. The answer key for Jan 28 shift 1 JEE Main for Physics, Maths and Chemistry are available now. The JEE Main 28 Jan shift 1 answer key and JEE Main question paper are released as per student's reaction and are of memory-based. Candidates can predict their score with the help of JEE Main 28 January shift 1 answer key 2026. Thereby, determine their performance in the JEE Main 2026. The authority is holding the session 1’s last JEE Main exam for BTech admission on January 28.
Related- JEE Main 2026 Jan 28 Shift 1 Question Paper
More than 13 lakh candidates appeared till date for the JEE Mains 2026 examination with an overall attendance of 96.26%.
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NTA will release the official JEE Main 2026 answer key on the official website, jeemain.nta.nic.in. Until then, candidates can go through this page for the memory-based questions and JEE Main 28 Jan shift 1 answer key below.
Find the unofficial JEE Main answer key 2026 for shift 1 Jan 28 here. Famous coaching centres and other institutes has released the JEE Main Jan 28 Shift 1 paper details below. The coaching institutes like Aakash, Allen, Resonance, Sri Chaitanya, etc., released the JEE Jan 28 shift 1 paper pdf after the exam is over.
| Subjects | JEE Main 2026 Jan 28 Shift 1 Answer Key |
|---|---|
Physics | |
Maths | |
Chemistry |
| Question PAper | JEE Main 2026 January 28 Shift 1 Answer Key |
|---|---|
Unofficial JEE Main Jan 28 Shift 1 answer key 2026 |
| Subjects | JEE Mains Answer Key PDF |
|---|---|
Physics | |
Maths | |
Chemistry |
| Question paper | JEE Main 28 Jan shift 1 answer key |
|---|---|
Unofficial JEE Main Jan 28 Shift 1 Paper 2026 |
Candidates can check the memory-based JEE Main 2026 Jan 28 shift 1 solutions below. Coaching centres like Aakash JEE, eSaral, Vedantu, and Careers360 provide the analysis and JEE Main 28 Jan shift 1 answer key online. The same are updated here.








Aspirants are advised to go through the table given below to know the paper analysis with respect to the JEE Main 28 Jan shift 1 answer key. It will help them determine the JEE Main 2026 Jan 28 shift 1 marks vs percentile.
| Subject | Difficulty Level |
|---|---|
| Physics | Easy to moderate but lengthy |
| Maths | Moderate and lengthy |
| Chemistry | Moderate and lengthy |
Candidates can refer to the following table for the JEE Main marking scheme. NTA has defined the number of marks offered for a correct and an incorrect answer. Aspirants will be able to calculate their probable marks using the JEE Main shift 1 Jan 28 answer key and the marking scheme.
Know the marking scheme
Add 4 marks to all the correct answers.
Remove one mark for each of the incorrect answers from the above value.
The resulting number is the raw marks achieved in the JEE Main exam.
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| Question | Marks |
|---|---|
One question | 4 marks |
Correct answer | 4 marks |
Incorrect answer | Minus 1 mark |
Unmarked answer | No marks |
Partial or multiple answers | No marks |
After knowing the probable marks, aspirants can relate them to the percentile range given below. Since NTA does not release raw marks and only the percentile is given in the JEE results, candidates can use the following table to know the JEE Main 2026 marks vs percentile.
| Marks | Percentile |
|---|---|
300-291 | 100-99.999 |
292-280 | 99.99890732 - 99.99617561 |
279-271 | 99.99417236 - 99.99153171 |
268-259 | 99.99034797 - 99.97687156 |
258-250 | 99.97413985 - 99.95228621 |
249-240 | 99.95028296 - 99.91549924 |
239-230 | 99.91395128 - 99.87060821 |
229-220 | 99.86150253 - 99.78191884 |
219-210 | 99.77499852 - 99.69159044 |
209- 200 | 99.68494329 - 99.57503767 |
199-190 | 99.56019541 - 99.40858575 |
189- 180 | 99.39319714 - 99.17311273 |
179-170 | 99.1567225 - 98.87981861 |
169-160 | 98.85149993 - 98.52824811 |
159-150 | 98.49801724 -98.09290531 |
149-140 | 98.07460288 - 97.54301298 |
139-130 | 97.4927496 - 96.87838902 |
129-120 | 96.80927687 - 96.0687115 |
119-110 | 95.983027 - 95.05625037 |
109-100 | 94.96737888 - 93.8020333 |
99-90 | 93.67910655 - 92.21882783 |
89-80 | 92.05811248 - 90.27631202 |
79-70 | 90.0448455 - 87.51810893 |
69-60 | 87.33654157 - 83.89085926 |
59-50 | 83.5119717 - 78.35114254 |
49-40 | 77.81927947 - 69.5797271 |
39-30 | 68.80219265 - 56.09102043 |
29-20 | 54.01037138 - 36.58463962 |
19-10 | 35.2885364 - 18.16647924 |
9-0 | 17.14582299 -5.71472799 |
The National Testing Agency releases the provisional JEE Main 28 Jan shift 1 answer key 2026 first. Aspirants will be able to download the solutions and cross-check them using the JEE Main response sheet. An opportunity is provided to challenge the answers. After which, the final answer key is published along with the results.
As per the official notice, the JEE Main result date 2026 is by February 12, for session 1. The final JEE Main answer key will also be released along with the results. Candidates will be able to know their percentile and rank through the scorecard. The official website, where the result will be displayed, is jeemain.nta.nic.in. Candidates will be able to download the JEE Main scorecard using their application number, password and CAPTCHA code.
Frequently Asked Questions (FAQs)
Yes, the JEE Main 2026 shift 1 Jan 28 answer key has been released online.
The unofficial JEE Main 2026 January 28 Shift 1 Answer Key PDF has been uploaded in this page. NTA will release the official one later.
Candidates have to log in using their registration number and password to check the official JEE answer key 2026.
Yes, candidates can use the Jan 28 Shift 1 JEE answer key to calculate their marks.
The JEE Main 2026 Jan 28 shift 1 paper analysis is yet to be released.
On Question asked by student community
JEE Main 28 Jan shift 2 exam will end at 6 PM. The complete analysis and memory-based questions will solution will be updated in the below article. Keep checking the page-
Math and Chemistry was difficult and Physics was moderate. The complete analysis is available here- https://engineering.careers360.com/articles/jee-main-2026-january-28-shift-1-question-paper-with-solutions-pdf
You can also check the memory-based questions and detailed solutions for JEE Main Jan 28 shift 1 paper.
Hi Lucky,
Please refer to this link and you can download the free pdf.
HI Manisha Maharana
You can download the JEE Mains 10 Free Mock Test with Detailed solutions. Its a feely downloadable pdf.
https://engineering.careers360.com/download/sample-papers/jee-main-10-full-mock-test-and-explanations-pdf
Also, you can check ad attemp the online mock test on our platform.
https://learn.careers360.com/test-series-jee-main-free-mock-test/
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