JEE Main 2026 Answer Key (All Shifts): 21, 22, 23, 24, 28, 29 January
The final exams of JEE Main 2026 Session 1 were completed, and aspirants who appeared in this exam are waiting for the answer key for each shift between 21 and 29 Jan 2026. The NTA will release the official answer key in a few days, and you can check it in depth in this blog.
So, this blog will provide you with shift-wise answer keys to help you in checking your paper, estimating your score, and analysing your performance. The blog will also provide a detailed answer key for each subject: Physics, Chemistry, and Mathematics.
JEE Main Exam 2026 Shift-Wise Answer Key (Jan 21–29)
The key concept of JEE Main 2026 Shift-Wise Answer Key is related to the exact list of the correct answers to each question. The following is a detailed shift-wise answer key that provides the correct answers specific to the exact set of questions asked in that shift. A subject-specific shift-wise analysis of JEE Main Exam 2026 on 21,22,23,24,28, and 29 is as follows-
21 January 2026 Shift 1 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
21 January 2026 Shift 2 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
22 January 2026 Shift 1 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
22 January 2026 Shift 2 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
23 January 2026 Shift 1 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
23 January 2026 Shift 2 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
24 January 2026 Shift 1 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
24 January 2026 Shift 2 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
28 January 2026 Shift 1 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
28 January 2026 Shift 2 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
29 January 2026 Shift 1 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
29 January 2026 Shift 2 Answer Key PDF
| Name of Subject | JEE Main 2026 Answer Key |
| Physics | Physics Answer Key PDF |
| Chemistry | Chemistry Answer Key PDF |
| Mathematics | Mathematics Answer Key PDF |
How to Download the Official JEE Main 2026 Answer Key?
The official answer key of the JEE Main Exam 2026 has not announced yet, but it is expected to be released 3 to 5 days after the completion of the final exam. You can download the official Answer Key released by the National Testing Agency by clicking on: JEE Main 2026 Answer Key
- First, you have to visit the official website of NTA.
- Then you have to scroll under the News & Events section.
- Under this section, you have to click on the JEE Main Exam 2026 official answer key title.
- After this, you have to log in with your student application number, password or birth date.
- After successfully logging in, you can download the exact answer key and match it with your answers.
How to Challenge JEE Main 2026 Answer Key?
The challenging JEE Main 2026 answer key is an important decision that is related to officially disputing the answer key shared by the National Testing Agency (NTA). If you disagree with any answer, then you can officially challenge by logging in to the official website with a fee of ₹200 per question. A detailed step-by-step process is as follows-
- In the first step, you have to visit the official website of NTA: jeemain.nta.nic.in/
- In this step, you have to log in with your unique application number and DOB/password. Then, you have to click under the Answer Key Challenge section.
- In the Answer Key Challenge section, you have to select the question you want to challenge.
- After this, you have to select the correct answer from the available options.
- You must upload a valid proof that justifies your claim. For example, the NCERT book or standard reference.
- In this step, you have to pay the NTA ₹200 per-question fee, which is non-refundable.
- After submitting the fee, you have to check everything and submit the final challenge to NTA. You can also download the confirmation receipt for your convenience.
NOTE: Please consider that NTA only opens a 2-3-day window to challenge the answer key, so you have to challenge during this period. The fee will be refunded only if your challenge is accepted by the NTA.
Conclusion
In conclusion, the JEE Main Exam 2026 shift-wise answer key is an important resource for engineering aspirants, which is related to the correct answers of the questions that appeared in the exam. The official answer key offers knowledge regarding the scores and understanding of subject-wise performance in Physics, Chemistry, and Mathematics. The above shift-wise analysis will provide you detailed analysis of each subject question, where the official answer key from NTA will be announced shortly. So, JEE Main aspirants should carefully compare answers by effectively using the answer key challenge facility if required, and stay alert to official updates from NTA.
FAQs
The JEE Main 2026 answer key will be released within 3-5 days after the completion of Session 1 exam.
Yes, Matrix Academy will provide the shift-wise answer key, which includes detailed answers for all three subjects—Physics, Chemistry, and Mathematics—for each exam date and shift from 21 to 29 Jan.
You can download the official JEE Main 2026 answer by visiting the official website of NTA, logging in with your application number and password/DOB, and accessing the answer key under News & Events.
As a JEE Main exam 2026 aspirant, you can challenge the provisional answer key with ₹200 per-question fee through the official portal within the given challenge window.
As a JEE Main exam 2026 aspirant, you can challenge the provisional answer key with ₹200 per-question fee through the official portal within the given challenge window.
You have to attach a PDF of valid proof to challenge a question, such as NCERT textbook references, question ID, and correct answer.
Yes, in a situation where your challenge is accepted by NTA. But if the challenge is not accepted, then it is completely non-refundable.
The NTA usually provides a short window of 2 to 3 days to submit challenges after releasing the provisional answer key.