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JEE Main 2021 February 26 Shift 1 Question Paper with Answer Keys & Solutions

JEE Main

Question Paper

2021

2021 Question Paper 26 February Shift 1

Last updated date: 05th Dec 2023

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All About JEE

JEE Main is the preliminary level of the IIT Joint Entrance Examination. Until 2020 the JEE Main Exam was conducted twice a year. Now, the online JEE Main Exam is conducted in four phases a year, from February to May. If a candidate appeared for more than one exam, the better score is considered for the calculation of the merit list by the exam conducting authority. Though the exam is conducted multiple times in a year, it is hard to reach the destination for many aspirants. Among lakhs of applicants, only 1% of them are reaching their dream. To score more marks and get a place in the top institution, one should have strong core knowledge and practice. To help students to achieve their goals, Vedantu provides JEE Main 2021 Question Paper Solutions 26 February Morning (Shift-1) for reference and practice.

The JEE Main Examination consists of two papers. Paper 1 is conducted for admission to B.E/B.Tech at NITs, IIITs, CFTIs, and other reputed institutions and is an initial screening for JEE Advanced for admissions to IITs. Paper 2 is for admission to B. Arch. and B. Planning courses.

Category:	JEE Main Question Papers
Content-Type:	Text, Images, Videos and PDF
Exam:	JEE Main
Academic Session:	2024
Medium:	English Medium
Year:	2021
Date and Month:	26th- February
Shift:	Shift-1 Morning
Available Material:	JEE Main Previous Year Question Papers with PDF

JEE Main Syllabus

Serial No.	Subject	Marks
1	Physics	25 x 4 = 100
2	Chemistry	25 x 4 = 100
3	Mathematics	25 x 4 = 100
-	Total	300

The JEE Main Paper 1 consists of 75 questions for 300 Marks. In which each correct answer carries 4 marks and 1 mark is deducted for every wrong answer.
Mathematics consists of 25 (20+10) questions, where 10 Questions don't have negative marks. 5 out of 10 questions are compulsory.
Physics consists of 25 (20+10) questions, where 10 Questions don't have negative marks. 5 out of 10 questions are compulsory.
Chemistry consists of 25 (20+10) questions, where 10 Questions don't have negative marks. 5 out of 10 questions are compulsory.

Important Chapters for Physics

The following are some of the important chapters in physics for IIT JEE Mains Examination, Oscillations, Wave Optics, Photoelectric Effect and Electromagnetic Waves, Electrodynamics, Heat Transfer, Heat and Thermodynamics, Gravitation, Ray Optics, Units & Measurements, Semiconductors and Communication Systems, Electrostatics, Magnetic Effects of Current & Magnetism, Current Electricity, Electromagnetic Induction & Alternating Current, Properties of Matter and Fluid Mechanics, Atomic Structure in Modern Physics, Rotation, Waves & Sound.

Important Chapters for Chemistry

The following are some of the important chapters in chemistry for IIT JEE Mains Examination,Solid State, Characteristics of Periodic Table, Chemical kinetics, Atomic Structure, Chemical Bonding and Molecular Structure, Electrochemistry, Concept of Mole, Nuclear & Surface Chemistry, Coordination Compound, Metallurgy, d-block Elements, s-block Elements(Alkali and Alkaline Metals) and Hydrogen, Gaseous & Liquid State, Electrochemistry, Chemical Thermodynamics, Thermochemistry, General Organic Chemistry, Aldehydes and Ketones, p-block Elements, Carboxylic Acids & Its Derivatives.

Important Chapters for Mathematics

The following are some of the important chapters in Mathematics for IIT JEE Mains Examination,Vectors, Circle, Determinant & Matrices, Straight Line, 3 Dimensional Geometry, Sequence and Series, Probability, Trigonometry, Limits, Continuity & Differentiability, Circle, Quadratic Equation, Functions, Binomial Theorem, Complex Number, Definite Integral & Area Under the Curve, Applications of Derivatives.

Benefits of Solving JEE Main Previous Year Question Paper

Students appearing for the JEE Main entrance exam are advised to solve the previous year's papers. There are various benefits of solving previous year’s papers for JEE Main and some of them are listed below,

Understanding the Types of Questions Asked

The Previous year’s question papers help candidates to understand the types of questions that can be expected in the upcoming JEE Main Examination. Practicing more previous year papers can help a candidate to crack the entrance exam easily.

Knowing Strengths and Weaknesses

If a candidate is aware of his strengths and weaknesses, chances of securing good marks in the exam are very high, as they can rectify the mistakes through solving the previous year's question papers. This helps them to understand how to approach the examination.

Time Management

Solving more number question papers will help students to complete the paper within the time and help them sort out which section needs more time

Understanding of Exam Pattern

Solving previous year question papers allows candidates to get familiar with the marking scheme, exam pattern, types of questions, chapter weightage, etc.,

Boost Confidence

High confidence level is very important for a candidate to give their best in the exam. Solving previous year papers gives motivation and reduces exam pressure.

Analysis of JEE Main 2021 Question paper February 2021 (Shift-1)

The Analysis of JEE Main 2021 Question paper held on February 26, 2021 (Shift-1) is given below,

In Chemistry, most of the questions are asked from organic and physical chemistry. Where 13 questions are asked from the Class 11 syllabus and 17 questions are asked from the Class 12 syllabus. It is the easiest section while comparing the other two sections.
In Physics, most of the questions were asked from modern physics and electrodynamics. Where 11 questions are asked from the Class 11 syllabus and 14 questions are asked from the Class 12 syllabus. This section is relatively between moderate to high difficulty levels.
In Mathematics, most of the questions are from differential calculus and coordinate geometry. Where 18 questions are asked from the Class 11 syllabus and 11 questions are asked from the Class 12 syllabus. This section is comparatively of moderate level.

On an overall analysis, this shift is easy when comparing other shifts and previous year question papers. There were no surprise elements in the questions. Most of the questions were from NCERT books.

The Major Highlights of JEE Mains 2021 - 26th February Shift 1

Below are the major highlights according to the candidates who have appeared in JEE Mains 2021 (26th February) Shift 1 examinations. Students who are preparing for the upcoming JEE Mains can take notes of the following:

The overall level of the exam can be ranged from easy to moderate.
The physics paper can be considered as easy to moderate. Around 15 questions from Physics can be attempted comfortably. Some of the questions were based on a lengthy formula.
Comparatively, Maths was pretty easy. Students could comfortably attempt 13-14 questions.
Chemistry was easy as well. The Inorganic and Organic Chemistry questions were majorly from the NCERT book. According to the students, 16-18 questions were pretty easy to answer. They further added that the Chemistry question paper contained questions from all the chapters.

Question Paper Analysis of JEE Mains 2021 - 26th February Shift 1

Aspect	Analysis
Overall difficulty level of the exam	Moderate
Difficulty level of Maths Paper	Easy to moderate
Difficulty level of Physics Paper	Moderate
Difficulty level of Chemistry Paper	Easy
Topics with major coverage in Maths	Straight Lines and Cones
Topics which have more weightage in Physics	Modern Physics
Topics with major weightage in Chemistry	Organic Chemistry and Physical Chemistry
Difficulty level of the NAT questions	Moderate
Expected no. of good attempts	50-55

Division of Questions in JEE Mains 2021 - 26th February Shift 1

Subject	Total No. of Questions from 11th Syllabus	Total No. of Questions from 12th Syllabus
Chemistry	13	17
Maths	12	15
Physics	15	14

Subject-Wise Difficulty Level of Questions in JEE Mains 2021 February 26 Shift 1

Subject	Easy	Medium	Difficult
Chemistry	7	22	1
Maths	12	13	2
Physics	4	14	1

Weightage for All the Subjects in JEE Mains 2021 February 26 Shift 1

Chapter-Wise Physics Weightage

Name of the Chapter	Weightage
Electrodynamics	20%
Heat and Thermodynamics	7%
Mechanics	23%
Modern Physics	20%
Optics	10%
SHM Waves	17%

Chapter-Wise Chemistry Weightage

Name of the Chapter	Weightage
Inorganic Chemistry 1	23%
Inorganic Chemistry 2	10%
Organic Chemistry	33%
Physical Chemistry 1	17%
Physical Chemistry 2	17%

Chapter-Wise Maths Weightage

Name of the Chapter	Weightage
Complex Numbers	3%
Coordinate Geometry	10%
Differential Calculus	13%
Integral Calculus	13%
Permutation and Combination	7%
Probability	3%
Sequence and Series	7%
Vector and 3D	10%
Statistics	3%
Quadratic Equation	7%
Trigonometry	7%
Matrix and Determinants	7%

Year-Wise JEE Main Previous Year Question Papers

S.no	JEE Main Previous Year Question Papers
1	JEE Main 2023 Question Paper with Solutions
2	JEE Main 2022 Question Paper with Solutions
3	JEE Main 2021 Question Paper with Solutions
4	JEE Main 2020 Question Paper with Solutions
5	JEE Main 2019 Question Paper with Solutions
6	JEE Main 2018 Question Paper with Solutions
7	JEE Main 2017 Question Paper with Solutions
8	JEE Main 2016 Question Paper with Solutions
9	JEE Main 2015 Question Paper with Solutions
10	JEE Main 2014 Question Paper with Solutions

FAQs on JEE Main 2021 February 26 Shift 1 Question Paper with Answer Keys & Solutions

1. What are the last-minute tips for the IIT JEE Mains Exam?

Following are some of the last-minute tips for the IIT JEE Exam,

Don’t refer to or study new topics.
Revise important topics only as per the syllabus.
Don’t study for long hours, Eat well and healthy, sleep early and have a good sleep.
Reach exam center 45 min. before the exam time.
Take a quick overview of the paper.
Management of time is important.
Read questions carefully. Don’t make random guesses.
Don’t waste too much time on a single question.
Be Positive and Confident. Give your 100 Percent Attempt.

2. How to calculate JEE Main Cutoff?

Soon after the exam is completed for the phase, National Testing Agency (NTA) declares the JEE Main cut-off marks along with the detailed results consisting of subject wise marks secured, All India Rank, category rank, and the qualifying status for JEE Advanced.

However, based on the cutoff marks, candidates are shortlisted for counseling. The cutoff marks for JEE Main will be determined by the following factors.

Total candidates appeared.
The difficulty level of questions.
The overall performance of the students.
The cutoff trends of previous years.

3. Why Vedantu for JEE?

Founders of Vedantu are IITians who themselves have taught thousands of students in both offline as well as online format. Vedantu founders have trained and mentored many faculties who have taught in various institutions. Presently the teachers taking JEE batches on Vedantu are vastly experienced in both offline as well as online format. Vedantu not only provides good teachers but also focuses hard on quality content for solving, balanced tests for evaluating, and doubt forums and doubt sessions for exhaustive discussion. With vast experience and knowledge about scores of students who have cleared JEE MAIN and ADVANCED, Team Vedantu has exhaustive data points that enable them to identify the potential rank of kids and necessary improvement steps to get the desired rank.

4. What are some of the important topics to cover in Chemistry for JEE Mains?

Solid State, Characteristics of Periodic Table, Chemical kinetics, Atomic Structure, Chemical Bonding and Molecular Structure, Electrochemistry, Concept of Mole, Nuclear & Surface Chemistry, Coordination Compound, Metallurgy, d-block Elements, s-block Elements(Alkali and Alkaline Metals) and Hydrogen, Gaseous & Liquid State, Electrochemistry, Chemical Thermodynamics, Thermochemistry, General Organic Chemistry, Aldehydes and Ketones, p-block Elements, Carboxylic Acids & Its Derivatives are some of the important topics in Chemistry for IIT JEE Mains Exam.

5. Which one is better to practice for the JEE Mains Exam?

Practicing through mock tests and previous year question papers can be an easy way to revise the entire syllabus for the exam in a quick time. But, solving previous year question papers gives a fair idea of the exam pattern, question type, and difficulty level of the exam. It also provides the experience of actual examination to students, which boosts self-confidence and problem-solving skills. Previous year question papers help to analyze the practice and performance standards of the students to constantly upgrade themselves.