JEE Main 2026 Question Paper, Answer Key LIVE: Jan 23, Shift 1 and Shift 2 Memory Based Questions and Solutions, Download PDF

Alongside the comprehensive JEE Main Exam Analysis 2026, we have also provided the JEE Main Unofficial Answer Key 2026. These answer keys are meticulously prepared by expert faculty from various reputable coaching institutions. The overall JEE Main paper analysis 2026, including subject-wise reviews, will also be crafted with the detailed input and assessment of experienced subject matter experts.

The National Testing Agency (NTA) will release the official JEE Main 2026 answer key on its official website shortly after the conclusion of the January session. This official key will provide accurate solutions to all the questions asked in the JEE Main exam. Several coaching institutes have released the unofficial answer keys for the JEE Main 2026 exam online. Candidates can refer to this article to find the unofficial solutions for the JEE exam. By using these answer keys, candidates can evaluate their scores for the January session of JEE Main. The NTA is conducting the JEE Main 2026 exam from January 21 to January 29, 2026.

Maths questions were from topics like

• vectors & 3D
• Matrices
• Conic Sections
• Sequence Series.

1. NTA will soon release the JEE Main 2026 Jan 28 and 29 exam admit card at jeemain.nta.nic.in.
2. To download the JEE Main 2026 session 1 admit card for Jan 28 and 29, candidates have to use their login credentials - application number and password. On the exam day, candidates have to carry the printed copy of the admit card with a valid government ID proof. Without the NTA JEE Main admit card, no candidate will be allowed inside the exam centre.
3. All important details about the exam, like the allotted exam centre name, address, shift, JEE Main exam day guidelines, instructions, and reporting time, will be available on the JEE Mains exam admit card.

Note: These are estimates and actual required scores can vary based on the difficulty of the specific session/paper.

Candidates can calculate their expected score for the JEE Main 2026 Jan 23 Shift 1 paper using the following steps once the memory-based question paper and unofficial answer keys are released:

1. Compare Responses: Match your attempted answers with the JEE Main Jan 23 Shift 1 memory-based question paper and the corresponding unofficial answer key/solutions (prepared by coaching experts).

2. Tally Answers: Keep a count of your:

• Number of Correct Answers

• Number of Incorrect Answers

• Number of Unattempted Questions (where no option was marked)

3. Apply Marking Scheme (Expected Score Calculation): Use the official NTA marking scheme to determine your provisional score.

• Formula: Expected Score = (4 × Number of Correct Answers) – (1 × Number of Incorrect Answers)

• Note: There is no penalty for Unattempted Questions (they count as 0 marks).

Correct statement about 13th group. 

A. Electronegativity decreases regularly down the graph. 

B. Ionic radii decrease down the graph. 

C. Boron has the highest ionisation energy. 

D. Trichlorides of aluminium are covalent in nature.

1 A, B, C only 

2 C, D only 

3 A, C, D only 

4 B, C, D only

Q. A simple pendulum 3m completes 20 oscillations in 10 sec. What is the length of another pendulum which completes 40 oscillations in the same times.

Options:

1. 0.75m
2. 1.5m
3. 12m
4. 6m

Answer: (1)

Q. Given below are two statements.

Statement I: Sublimation is a purification technique that is used to separate those solid substances which change from solid to vapour state without passing through liquid state.

Statement II: If external atmospheric pressure is reduced, then boiling point of substance is decreased.

In the light of the above statements, choose the correct option.

1 Both statement I and statement II are correct 

2 Both statement I and statement II are incorrect 

3 Statement I is correct but statement II is incorrect 

4 Statement I is incorrect but statement II is correct

Q. Number of 4 letter words with or without meaning formed from the letters of the word PQRSSSTTUVV is

Answer: 1422

Q. For the given set of measurement find relatiove error

20.00, 19.75, 18.25, 17.01

Answer: 0.06

The JEE Main 2026 April Session is scheduled to be held from April 2 to April 9, 2026. The National Testing Agency (NTA) will soon announce the shift-wise exam dates. Candidates must check their assigned JEE Main April attempt date, shift, and center details via the official City Intimation Slip and subsequent Admit Card release.

Q. There are two point charges, one at vertex and other at face as shown the cube. Find the electric flux through the cube

Answer: 3q/4ԑ₀ 

Q. The correct order of ionisation of CI, S, P, AI, Si is

Options:

1. CI>P>S>Si>AI
2. P>CI>S>AI>Si
3. CI>S>P>Si>AI
4. CI>AI>Si>P>S

 Answer: (1)

Candidates can calculate their expected score for the JEE Main 2026 Jan 23 Shift 1 paper using the following steps once the memory-based question paper and unofficial answer keys are released:

1. Compare Responses: Match your attempted answers with the JEE Main Jan 23 Shift 1 memory-based question paper and the corresponding unofficial answer key/solutions (prepared by coaching experts).

2. Tally Answers: Keep a count of your:

• Number of Correct Answers

• Number of Incorrect Answers

• Number of Unattempted Questions (where no option was marked)

3. Apply Marking Scheme (Expected Score Calculation): Use the official NTA marking scheme to determine your provisional score.

• Formula: Expected Score = (4 × Number of Correct Answers) – (1 × Number of Incorrect Answers)

• Note: There is no penalty for Unattempted Questions (they count as 0 marks).

1. NTA will soon release the JEE Main 2026 Jan 28 and 29 exam admit card at jeemain.nta.nic.in.
2. To download the JEE Main 2026 session 1 admit card for Jan 28 and 29, candidates have to use their login credentials - application number and password. On the exam day, candidates have to carry the printed copy of the admit card with a valid government ID proof. Without the NTA JEE Main admit card, no candidate will be allowed inside the exam centre.
3. All important details about the exam, like the allotted exam centre name, address, shift, JEE Main exam day guidelines, instructions, and reporting time, will be available on the JEE Mains exam admit card.

• Reach the exam centre as per the reporting time mentioned on the JEE Mains hall ticket 2026.
• Ensure biometrics on Aadhaar are UNLOCKED
• Carry all mandatory documents:
  • Carry the printed admit card
  • valid government id proof
  • Photo verification document
  • 2 photographs
  • PWD certificate
  • Non Aadhaar declaration
• Follow the dress code by NTA - "Shoes with thick soles and garments with large buttons are not allowed".
• Do not carry prohibited items

As per the candidates and experts, as of today, the toughest shift of the JEE Main 2026 exam has been the shift 2 of the JEE Main Jan 22 exam.

The National Testing Agency (NTA) will release the official JEE Main 2026 answer key on its official website shortly after the conclusion of the January session. This official key will provide accurate solutions to all the questions asked in the JEE Main exam. Several coaching institutes have released the unofficial answer keys for the JEE Main 2026 exam online. Candidates can refer to this article to find the unofficial solutions for the JEE exam. By using these answer keys, candidates can evaluate their scores for the January session of JEE Main. The NTA is conducting the JEE Main 2026 exam from January 21 to January 29, 2026.

NTA will hold the BE/BTech paper today, January 23, in two shifts.

• Shift 1 will be held from 9 am to 12 noon.
• Shift 2 will be held from 3 pm to 6 pm.

JEE Main Session 1 (Shift 1) for January 23, 2026, is currently underway from 9:00 AM to 12:00 PM, with student reactions and detailed expert analysis expected shortly after its conclusion. Preliminary trends suggest a moderate overall difficulty, likely featuring time-intensive Mathematics and NCERT-focused Chemistry, while candidates in West Bengal have been rescheduled due to Saraswati Puja.

The National Testing Agency (NTA) will release the official JEE Main 2026 answer key on its official website shortly after the conclusion of the January session. This official key will provide accurate solutions to all the questions asked in the JEE Main exam. Several coaching institutes have released the unofficial answer keys for the JEE Main 2026 exam online. Candidates can refer to this article to find the unofficial solutions for the JEE exam. By using these answer keys, candidates can evaluate their scores for the January session of JEE Main. The NTA is conducting the JEE Main 2026 exam from January 21 to January 29, 2026.

The JEE Main 2026 January session First day of exam (21st January) was conducted in two shifts per day (morning and afternoon). Memory-based question papers and solutions for each shift were made available soon after the examination, while the official question papers were released later by NTA.

Major Exam Dates Covered

• JEE Main 2026 Paper 1 (B.E./B.Tech)
  Exam Dates: January 21 to January 24 and January 28, 2026
  Shift 1: 9:00 AM to 12:00 PM
  Shift 2: 3:00 PM to 6:00 PM

• JEE Main 2026 Paper 2 (B.Arch/B.Planning)
  Exam Date: January 29, 2026

These question papers are extremely useful for understanding shift-wise difficulty variation and identifying frequently asked topics.

The answer key plays a critical role in helping candidates estimate their scores before the declaration of results.

Types of Answer Keys Available

1. Memory-based Answer Keys: Released by coaching institutes immediately after each shift based on student recall.

2. Official NTA Answer Key: Released a few days after the exam on the official website along with the response sheet and objection window.

Candidates are advised to rely on the official answer key for final score calculation.

Based on initial analysis after the JEE Main 2026 Day 2, January 22, 2026 JEE Main exams, experts suggest that a 99 percentile will likely require scores in the range of 180 to 215 marks, depending on the difficulty of the shift.

Check the JEE Main 2026 Jan 22 Exam Ends: Check shift 1 and shift 2 question paper PDF from Sri Chaitanya Academy

As per the Jan 22 Shift 1 expert analysis and student review, the overall paper was easier.

• Maths was surprisingly EASY, Physics was MODERATE to TOUGH, and Chemistry was also rated as MODERATE.
• Talking about the weightage of the syllabus, students said that the class 12 syllabus had 65% weightage, whereas the class 11 syllabus had 35% weightage.
• Topics were asked from 3D Geometry, Vectors, Matrices & Determinants in Maths.
• In Physics, many questions came from Moment of Inertia, Magnetic Field, Ray Optics, Modern Physics, and Thermodynamics.
• On the other hand, in Chemistry, questions were asked from p-Block elements, Coordination Compounds, and Chemical Bonding.

The National Testing Agency (NTA) will release the official JEE Main 2026 answer key on its official website shortly after the conclusion of the January session. This official key will provide accurate solutions to all the questions asked in the JEE Main exam. Several coaching institutes have released the unofficial answer keys for the JEE Main 2026 exam online. Candidates can refer to this article to find the unofficial solutions for the JEE exam. By using these answer keys, candidates can evaluate their scores for the January session of JEE Main. The NTA is conducting the JEE Main 2026 exam from January 21 to January 29, 2026.

For engineering aspirants in India, JEE Main is the critical gateway to top-tier institutes like NITs, IIITs, and GFTIs. Given the fierce competition and limited seats, simply taking the exam isn't enough strategic planning is key.

The JEE Main Rank Predictor is a vital tool that helps candidates estimate their All India Rank (AIR) based on their expected score. By providing an early projection of performance, this tool empowers students to identify suitable colleges and make informed decisions regarding their admissions well before the official results are declared.

NTA is expected to release official JEE Main 22 Jan answer key few days after conclusion of all shifts. Correct answers along with questions will be available through login.

To ensure fairness across shifts with varying difficulty, NTA uses a Percentile-Based Normalization System rather than just raw marks.

• NTA Score (Percentile): Your scorecard reflects the percentage of candidates you scored equal to or better than in your specific shift.

• What it Means: A 70 Percentile score means you outperformed 70% of the candidates in your session.

• Fairness: This method ensures students with tougher papers are not disadvantaged compared to those with easier ones.

Question:

Statement-I : Sucrose is dextrorotatory and upon hydrolysis it becomes laevorotatory.

Statement-II : Sucrose on hydrolysis gives glucose and fructose such that the laevorotation of glucose is more than dextrorotation of fructose.

Options:

1 Both Statement-I and Statement-II are correct

2 Both Statement-I and Statement-II are incorrect

3 Statement-I is correct, Statement-II is incorrect

4 Statement-II is correct, Statement-I is incorrect

Answer: (3)

Question: In a series R-L circuit, the voltage of the battery is V. Resistance and inductance are 10Π and 10 mH respectively. Find energy stored in the inductor when current reaches 1/C times of maximum value

1. 0.67mJ

2. 1.33mJ

3. 0.33mJ

4. 0.50mJ

The JEE Main 2026 Day 2 Shift 2 Exam will start at 3 pm. Candidates have reached the exam centre. The frisking and documents verification of all candidates are going on.

The entry gates to the examination centers will close sharply at 2:30 PM IST. Candidates who fail to report and complete the necessary verification procedures before 2:30 PM will not be permitted to enter the examination hall under any circumstances, including traffic delays or personal issues.

Candidates are strongly advised to secure their JEE Main 2026 Session 1 Admit Card, even after the initial exam attempt.

• There is no specific dress code for JEE Mains, however, one specific thing that NTA mentions is that "Shoes with thich sole and garments with large buttons are not allowed". Also, Sikh candidates are allowed to carry religious or customary items such as a Kara or Kirpan.
• Students were allowed only a transparent, simple ballpoint pen and a transparent water bottle. Exceptions were made for diabetic candidates, who were permitted to carry specific food items or tablets, but for most, electronic gadgets, pencil boxes, and even certain types of jewellery were strictly prohibited.

According to experts from Sri Chaitanya, the Day 2 paper was largely student-friendly with a balanced difficulty level.

• Physics (Easy to Moderate): The section was manageable and not lengthy, featuring mostly theoretical, NCERT-based questions with very few tricky application problems.

• Chemistry (Easy to Moderate): Heavily focused on NCERT, particularly Inorganic Chemistry, which saw a higher weightage of direct, fact-based questions. Organic Chemistry remained standard.

• Mathematics (Moderate): Unlike the usual trend, Maths was manageable. It contained fewer lengthy or complex problems, allowing students to complete the section on time.

Question: If sum of First 4 terms of an AP is 6 and the sum of first 6 terms is 4, then the sum of first 12 terms of an AP is

Answer: -22

Question: Match the following

Answer: 

a-ii, 

b-iv, 

c-i, 

D-iii

Question. A projectile is thrown upward at an angle 60 degrees with the horizontal. The speed of the projectile is 20 m/s when its direction of motion is 45 with the horizontal. The initial speed of the particle is,

Answer: U= 28.284

Question: Find the energy to excite electrons from the first Bohr orbit of hydrogen atom to 2nd Bohr's orbit. (in eV)

Answer: 10.2ev

The following compounds undergo SN2 reaction. What is the correct order of SN2 reactivity?

(1) D>C>B>A

(2) A>B>D>C

(3) A>B>C>D

(4) D>A>C>B

Answer: (3)

As per the initial reaction of the candidates and analysis of JEE Main Jan 22 shift 1 paper:

•  65% of the paper was from the Class 12 syllabus
• 35% was from Class 11

In a major deviation from recent trends, the JEE Main 2026 January 22 Shift 1 exam has surprised students and experts alike.

Key Takeaways from Shift 1 Analysis:

• Mathematics (Surprise Factor): Historically the toughest and most lengthy section, Mathematics was reported as 'Easy' in this shift. This unexpected move by the NTA has come as a relief to many candidates who were anticipating a grueling paper.

• Chemistry: Breaking its reputation as the "scoring subject," Chemistry was rated Moderate. It was slightly more challenging than the usual standard, requiring deeper conceptual understanding.

• Physics: This section followed the expected trajectory, maintaining a Moderate difficulty level consistent with previous sessions.

Overall Conclusion: While the paper was easier overall compared to yesterday due to the relaxed Maths section, candidates noted that the exam was lengthy. Time management remained crucial despite the lower difficulty of questions

The initial student reactions and expert feedback for the January 22 Shift 1 exam are now available. Contrary to the trends seen on Day 1 (Jan 21), today's paper has been reported as easier by a majority of candidates.

Detailed Exam Analysis:

• Overall Difficulty: The paper was rated as Moderate overall, though several students found it to be lengthy, requiring good time management.

• Syllabus Adherence: All questions were strictly based on the prescribed NTA JEE Main syllabus, with no out-of-syllabus surprises.

• Comparison with Yesterday: A significant number of students reported that the Jan 22 Shift 1 paper was easier compared to the exam held yesterday (Jan 21).

Subject-Wise Breakdown:

The National Testing Agency (NTA) will release the official JEE Main 2026 answer key on its official website shortly after the conclusion of the January session. This official key will provide accurate solutions to all the questions asked in the JEE Main exam. Several coaching institutes have released the unofficial answer keys for the JEE Main 2026 exam online. Candidates can refer to this article to find the unofficial solutions for the JEE exam. By using these answer keys, candidates can evaluate their scores for the January session of JEE Main. The NTA is conducting the JEE Main 2026 exam from January 21 to January 29, 2026.

Shift 1 has concluded. As candidates exit the exam centers, subject matter experts of different coaching institutes are actively compiling the JEE Main 2026 Jan 22 Shift 1 Question Paper.

Since the NTA conducts the exam in Computer Based Test (CBT) mode and does not provide hard copies, we rely on memory-based questions shared by students. Here is what you can expect in this section:

• Expert Solutions: Top faculty members are solving the recalled questions to provide a reliable, unofficial Answer Key for Physics, Chemistry, and Mathematics.

• Score Estimation: By comparing your responses with these solutions, you can calculate your expected raw score and predict your percentile.

• Strategic Planning: An early analysis of your performance is critical for decision-making specifically, determining whether you need to register for the JEE Main April 2026 (Session 2), scheduled from April 2 to 9.

Alongside the comprehensive JEE Main Exam Analysis 2026 for January 21 Day 1 exam, we have also provided the JEE Main Unofficial Answer Key 2026. These answer keys are meticulously prepared by expert faculty from various reputable coaching institutions. The overall JEE Main paper analysis 2026, including subject-wise reviews, will also be crafted with the detailed input and assessment of experienced subject matter experts.

This article provides you with a detailed list of the JEE Main questions that were asked yesterday (January 21) in both Shift 1 and Shift 2. The JEE Main Day 1 of January Session shift 1 and 2 exam is over. This article will let them compare their performance and understand the difficulty level of the exam.

Check| JEE Main 2026 Memory Based Questions