JEE Main 27th July 2021 Shift 1 Question Paper Analysis (Available), Answer Key, Solutions

Sakunth Kumar

Updated On: August 03, 2021 06:24 PM

Day 4 & Shift 1 of JEE Main 2021 Phase 3 has been conducted on July 27. Check the detailed exam analysis of JEE Main 27th July Shift 1 exam along with memory-based questions, solutions and answer key. The overall difficulty level of the paper was moderate.

JEE Main 27th July 2021 Shift 1 Question Paper Analysis, Answer Key, Solutions

Day 4 and Shift 1 of JEE Main 2021 Phase 3 has been conducted on July 27 from 9:00 AM to 12:00 PM. As per the exam pattern (revised) of JEE Main 2021 , the answer for integer-based questions can be rounded off, and decimal points need not be taken into consideration. There will be 90 questions in the paper from Physics, Chemistry and Mathematics subjects. Each subject will have 10 NAT questions, and the candidates can answer any 5. NAT questions have no negative marking for the wrong attempt. On this page, you can check the detailed Shift 1 exam analysis of JEE Main 2021 Phase 3 exam scheduled on July 27 along with the memory-based question paper and answer key. The official answer key of JEE Main July 2021 will be released 2 or 3 days after the exam. On the other hand, JEE Main 2021 Phase 3 result will be released within 5 or 7 days after the exam.

Major Highlights of JEE Main 27th July Shfit 1 Analysis (as per Student Feedback)

Some of the major highlights of JEE Main 27th July 2021 Shift 1 are as follows -

  • As per the first reaction of students, the overall difficulty level of the paper was moderate
  • Out of 15 students who shared feedback, 95% of students considered Physics as moderate
  • Out of 15 students, 80% responded that Mathematics was difficult and lengthy
  • 40% of students reported Chemistry as Moderate while 46% of students reported it as Easy
  • 66% of students reported that the Chemistry was partially NCERT-based
  • There is one question from each topic in all subjects
  • The mathematics section is a bit tricky and time-consuming
  • As per feedback submitted by students to us, the Chemistry section was partially NCERT-based
  • Chemistry and Physics were moderate
  • Time management is important for the Mathematics section
  • From Physics, there were 2 questions from Semi-Conductors
  • Physical Chemistry has good weightage in the Chemistry section. There were 1-2 questions from Biomolecules
  • Surprisingly, Organic Chemistry had fewer questions than other shifts
  • There were more questions from Capacitors in Physics
  • From Mathematics, Coordinate Geometry had more questions

JEE Main 27th July S1 Feedbcak 1

JEE Main 25h July S1 Feedback 2

JEE Main 27th July S1 Feedback 3

JEE Main 27th July 2021 Shift 1 Analysis - Live Video

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Detailed JEE Main 27 th July 2021 Shift 1 Question Paper Analysis

The detailed exam analysis of JEE Main 27 th July 2021 Shift 1 has been updated. This analysis is based on student and expert feedback. If you had appeared for the exam in this shift, you can share your feedback or exam review in the feedback form available above.

Aspect

Analysis

Overall Difficulty Level of the Exam

Moderate

Difficulty Level of Mathematics

Moderately Difficult

Difficulty Level of Physics

Moderate

Difficulty Level of Chemistry

Moderate

Topics with More Weightage in Mathematics

  • Coordinate Geometry
  • Algebra

Topics with More Weightage in Physics

  • ​Modern Physics
  • Mechanics
Topics with More Weightage in Chemistry
  • Inorganic Chemistry
  • Physical Chemistry
  • Organic Chemistry

Difficulty Level of NAT Questions

Average

Expected Average Number of Good Attempts

43-45

Expected Number of Very Good Attempts

65+

Difficulty Level Comparison – Phase 3 vs Phase 2 vs Phase 1

Similar Difficulty Level, i.e., Moderate (except Mathematics)

You can also check the shift-wise subject or topic-wise weightage of JEE Main 2021 Phase 3 exam by clicking on the links below.

Physics

JEE Main 2021 Phase 3 Physics Question Paper Analysis, Answer Key

Chemistry

JEE Main 2021 Phase 3 Chemistry Question Paper Analysis, Answer Key

Mathematics

JEE Main 2021 Phase 3 Mathematics Question Paper Analysis, Answer Key

Answer Key

JEE Main 2021 Phase 3 Answer Key

Related Links

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JEE Main 2021 Marks vs Percentile vs Rank Analysis

JEE Main 2021 Exam Analysis (Phase 3, March, February – All Shifts)

JEE Main March vs February 2021 Exam Analysis

Division of Syllabus in JEE Main 27th July Shift 1

The division of syllabus in JEE Main 27th July Shift 1 is as follows -

Name of the Subject Total No. of Questions in Class 11 Total No. of Questions in Class 12
Chemistry 9 17
Mathematics 8 13
Physics 14 14

Section-Wise Difficulty Level of JEE Main 27th July Shift 1

The section-wise difficulty level of JEE Main 27th July Shift 1 is as follows -

Subject Total No. of Easy Questions Total No. of Medium Questions Total No. of Difficult Questions
Chemistry 14 12 0
Mathematics 12 9 0
Physics 13 9 6

JEE Main 27th July Shit 1 Physics Chapter-Wise Weightage

The Physics chapter-wise weightage of JEE Main 27th July Shift 1 is as follows -

Name of the Chapter Total No. of Questions
Electrodynamics 9
Heat & Thermodynamics 3
Mechanics 10
Modern Physics 2
Optics 3
SHM & Waves 1

JEE Main 27th July Shift 1 Physics Topic-Wise Weightage

The topic-wise weightage of Physics in JEE Main 27th July Shift 1 is as follows -

Name of the Topic Total No. of Questions
Alternating Current 1
Capacitance 3
Current Electricity 2
Electro Magnetic Field 1
Electro-Magnetic Induction 1
Electrostatics 1
Heat Transfer 1
KTG & Thermodynamics 2
Centre of Mass 1
Elasticity & Viscosity 1
Error in Measurement 1
Fluid Mechanics & Properties of Matter 1
Gravitation 1
Rectilinear Motion & Vectors 1
Rigid Body Dynamics 3
Projectile Motion 1
Modern Physics 1
Nuclear Physics 1
Geometrical Optics & Physical Optics 1
Wave Optics 2
SHM 1

JEE Main 27th July Shift 1 Chemistry Chapter-Wise Weightage

The chapter-wise weightage of JEE Main 27th July Shift 1 Chemistry is as follows -

Name of the Chapter Total No. of Questions
Inorganic Chemistry-I 3
Inorganic Chemistry-II 3
Organic Chemistry-I 1
Organic Chemistry-II 11
Physical Chemistry-I 4
Physical Chemistry-II 4

JEE Main 27th July Shift 1 Chemistry Topic-Wise Weightage

The topic-wise weightage of JEE Main 27th July Shift 1 Chemistry is as follows -

Name of the Topic Total No. of Questions
Chemical Bonding 2
Periodic Table & Periodicity in Properties 1
Metallurgy 2
p-Block 17-18 Group 1
General Organic Chemistry-I 1
Amines 2
Biomolecules 2
Chemistry in Everyday Life 2
Grignard Reagent, Reduction, Oxidation & Hydrolysis 3
Hydrocarbon (Alkane, Alkene & Alkyne) 1
Carbohydrates, Amino Acids and Polymers 1
Stereoisomerism 1
Atomic Structure & Nuclear Chemistry 1
Chemical Equilibrium 1
Introduction to Chemistry 2
Chemical Kinetics 1
Solution & Colligative Properties 2
Surface Chemistry 1

JEE Main 27th July Shift 1 Maths Chapter-Wise Weightage

The chapter-wise weightage of JEE Main 27th July Shift 1 Mathematics is as follows -

Name of the Chapter Total No. of Questions
Binomial Theorem 1
Complex Numbers 1
Coordinate Geometry 2
Differential Calculus 2
Integral Calculus 6
Mathematical Reasoning 1
Matrix & Determinants 2
Probability 1
Quadratic Equation 1
Sequence & Series 1
Statistics 1
Trigonometry 1
Vector and 3D 1

JEE Main 27th July Shift 1 Maths Topic-Wise Weightage

The topic-wise weightage of JEE Main 27th July Shift 1 Mathematics is as follows -

Name of the Topic Total No. of Questions
Binomial Theorem 1
Complex Numbers 1
Circle 2
Continuity & Derivability 1
Limit 1
Definite integration 5
Differential equation 1
Mathematical Reasoning 2
Matrices & Determinants 1
Probability 1
Quadratic Equation 1
Sequence & Series 1
Statistics 1
Trigonometric Ratio & identities 1
Vector 1

JEE Main 27th July Shift 1 Analysis by Aakash Institute

Aakash Institute has released its detailed analysis of JEE Main 27th July Shift 1, and the same can be checked in the table below -

Aspect Analysis
Overall Difficulty Level Easy to Moderate
Difficulty Level of Physics Easy
Difficulty Level of Chemistry Easy to Moderate
Difficulty Level of Mathematics Moderate

JEE Main 27th July Shift 1 Physics Analysis by Aakash Institute

As per the Aakash Institute, the question paper analysis of Physics in JEE Main 27th July Shift 1 is as follows -

  • Questions were covered from all topics
  • Most questions required the application of the concept
  • There were more numerical questions than theory questions
  • There were 5 questions from Modern Physics
  • There were 6 to 7 questions from Mechanics and 2 questions from Communications
  • The division of Class 11 & 12 syllabus in question paper was balanced

JEE Main 27th July Shift 1 Chemistry Analysis by Aakash Institute

As per the Aakash Institute, the question paper analysis of Chemistry in JEE Main 27th July Shift 1 is as follows -

  • Chemistry was predictable
  • There were 8 numerical questions from Physical Chemistry and 2 from Inorganic Chemistry
  • All Organic Chemistry questions were MCQ-based
  • There were an equal number of questions from Physical, Organic and Inorganic Chemistry
  • Chemistry in Everyday Life, GOC, Aldehydes, Ketones, Biomolecules had a significant number of questions

JEE Main 27th July Shift 1 Maths Analysis by Aakash Institute

The detailed analysis of the Mathematics question paper by Aakash Institute in the 27th July Shift 1 exam is as follows -

  • Mathematics was predictable but lengthy
  • There were 5-6 questions from Calculus
  • Algebra had 5 questions and Coordinate Geometry had 3 questions
  • There were 2-3 questions from Trigonometry

JEE Main 27 th July 2021 Shift 1 Question Paper & Answer Key

You can download the PDF of JEE Main 27 th July 2021 Shift 1 memory-based question paper and answer key by clicking on the links below. The answer key available in the links below is prepared by different coaching institutes.

JEE Main July 2021 (Phase 3) Question Paper & Answer Key

JEE Main July 2021 Official Answer Key
Expected Important Topics for JEE Main August 2021 (Phase 4)

JEE Main March 2021 Question Paper

JEE Main February 2021 Question Paper

JEE Main July 2021 (Phase 3) Exam Analysis – All Shifts

You can check the detailed exam analysis of JEE Main 2021 Phase 3 (3 rd attempt) for all shifts by clicking on the links below.

JEE Main 20 th July 2021 Shift 1 Question Paper Analysis

JEE Main 20 th July 2021 Shift 2 Question Paper Analysis

Overall Analysis of JEE Main 20th July 2021 (Day 1)

JEE Main 22 nd July 2021 Shift 1 Question Paper Analysis

JEE Main 22 nd July 2021 Shift 2 Question Paper Analysis

Overall Analysis of JEE Main 22nd July 2021 (Day 2)

JEE Main 25 th July 2021 Shift 1 Question Paper Analysis

JEE Main 25 th July 2021 Shift 2 Question Paper Analysis

Overall Analysis of JEE Main 25th July 2021 (Day 3)

JEE Main 27 th July 2021 Shift 1 Question Paper Analysis – Available on this Page

JEE Main 27 th July 2021 Shift 2 Question Paper Analysis

Overall Analysis of JEE Main 27th July 2021 (Day 4)

For the latest JEE Main 2021 news & updates , stay tuned to CollegeDekho.

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