JEE Main 20 July 2021 Question Paper with Answer Key Solutions (Shift 1 & 2 Available): PDF Download

Joint Entrance Exam (JEE) Main 2026 ( JEE Main )

Updated on Jul 25, 2021 12:34 IST
JEE Main 2021 July 20 answer key, question paper with solution by coaching institutes.

Download JEE Main answer key 2021 and question papers with solution for July 20 shift 1 and 2 exam released by coaching institutes. 

JEE-Main-answer-key-2021-july 20

JEE Main 20 July 2021 question paper and answer key are available now for shift 1 and 2. Candidates can check below JEE Main 2021 question paper with answer key and solution for 20 July shift 1 and 2 for Physics, Chemistry and Maths. Candidates can use these JEE Main answer key 2021 to know correct answers to the questions asked in the exam. JEE Main 20 July shift 1 and 2 Paper with answer key and solution are available as PDF which can be downloaded.

Latest: Check JEE Main July 25 Question Paper with Answer Key Solution

Coaching institutes have released JEE Main 20 July 2021 question paper and answer key for shift 1 and 2 on the basis of memory-based questions from students who appear in the JEE Main 2021. Coaching institutes like Reliable and Resonance are providing a memory-based JEE Main question paper along with the answer key. Candidates can check the JEE Main question paper with answer key below. The NTA has conducted the first day of JEE Main 2021 3rd attempt exam today. The first session was held from 9:00 AM to 12:00 PM while the second attempt was conducted from 3:00 PM to 6:00 PM. 

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Table of contents
  • JEE Main 20 July 2021 Question Paper with Answer Key (Shift-1 & 2)
  • JEE Main 20 July Shift 1 and 2 Paper Analysis
  • JEE Main Chapter-Wise Weightage Chemistry - July 20 Shift 1 & 2
  • JEE Main Chapter-Wise Weightage Maths - July 20 Shift 1 & 2
  • JEE Main Chapter-Wise Weightage 20 July Shift 1 & 2 Physics
  • JEE Main 2021 Answer Key Phase 3 Shift 1 and 2
  • JEE Main 2021 Question Paper with Solution July 20
View More

JEE Main 20 July 2021 Question Paper with Answer Key (Shift-1 & 2)

Candidates can check subject-wise JEE Main 20 July question paper with answer key for shift 1 below.

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JEE Main Answer Key 2021 with Solution July 20 Shift 1

JEE Main Date Shift 1
JEE Main 20 July 2021 Question Paper Answer Key Physics
Chemistry
Math

JEE Main 20 July 2021 Answer Key with Solution Shift 2

JEE Main Date Shift 2
JEE Main 20 July 2021 Question Paper Answer Key Physics
Chemistry
Math

JEE Main 20 July Shift 1 and 2 Paper Analysis

Parameter

Analysis

Overall Difficulty Level of the Exam

Moderate

Difficulty Level of Mathematics

Moderate

Difficulty Level of Physics

Moderately Difficult

Difficulty Level of Chemistry

Easy

Topics with More Weightage in Mathematics

  • Mathematical Reasoning
  • Differential Calculus

Topics with More Weightage in Physics

  • Mechanics
  • Modern Physics
                                                     Topics with More Weightage in Chemistry
  • Organic Chemistry

Difficulty Level of NAT Questions

Easy

Expected Average Number of Good Attempts

45

Expected Number of Very Good Attempts

65

Difficulty Level Comparison

Tougher than March & February

What is a good score in JEE Main to Qualify for JEE Advanced JEE Main Rank Predictor

JEE Main Chapter-Wise Weightage Chemistry - July 20 Shift 1 & 2

Date & Shift

Overall Difficulty Level of Chemistry

Topics with Maximum Weightage

Total No. of Easy, Difficult and Average Questions

Shift 1

Easy to Moderate

  • s-Block, p-Block Elements
  • Organic Chemistry
  • Inorganic Chemistry
  • Easy - 14
  • Hard - 1
  • Average - 7

Shift 2

Moderately Easy

  • Organic Chemistry (23%)
  • Easy - 5
  • Average - 18
  • Difficult - 1

JEE Main Chapter-Wise Weightage Maths - July 20 Shift 1 & 2

Date & Shift

Overall Difficulty Level of Maths

Topics with Maximum Weightage

Total No. of Easy, Difficult and Average Questions

Shift 1

Moderate to Difficult

  • Differential Calculus
  • Vector & 3D
  • Probability
  • Easy - 10
  • Difficult - 2
  • Average - 10

Shift 2

Moderate

  • Differential Calculus (13%)
  • Easy - 3
  • Difficult - 6
  • Average - 10

JEE Main Chapter-Wise Weightage 20 July Shift 1 & 2 Physics

Name of the Chapter Total No. of Questions
SHM & Waves 2
Heat & Thermodynamics 3
Electrodynamics 3
Modern Physics 8
Mechanics 13

JEE Main 2021 Answer Key Phase 3 Shift 1 and 2

 

Answer Key Shift 1

Answer Key Shift 2

JEE Main 2021 Answer Key by Reliable

Physics

Chemistry

Mathematics

Physics

Chemistry

Mathematics

JEE Main Answer Key 2021 by Resonance

Physics

Chemistry

Math

Physics

Chemistry

Math

JEE Main 2021 Answer Key by Allen

Physics

Chemistry

Mathematics

Physics

Chemistry

Mathematics

JEE Main 2021 Rank Predictor

JEE Main 2021 College Predictor

JEE Main 2021 Cutoff

JEE Main 2021 Marks Vs Percentile

JEE Main 2021 Question Paper with Solution July 20

The memory-based JEE Main question paper 2021 for July 20 will be released by coaching institutes. Students will be provided here direct link to download JEE Main 2021 July 20 question paper with solution to know the correct answers of the questions asked in the exam.

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JEE Main Question Paper with Solution July 20, 2021

 

Shift 1

Shift 2

JEE Main 2021 Question Paper with Solution by Reliable

Physics

Chemistry

Mathematics

Physics

Chemistry

Mathematics

JEE Main Question Paper with Solution 2021 by Resonance

Physics

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Math

Physics

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JEE Main 2021 Question Paper with Solution by Allen

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JEE Main 2021 Phase 3 Official Answer Key Question Paper

The NTA will release official JEE Main 2021 answer key for 3rd attempt exam in July last week. JEE Main 2021 official answer key and question papers will be available online on the official website jeemain.nta.nic.in and will also be open for challenge up to a few days. 

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Answered Yesterday

Yes, students can get direct admission, without JEE Main at SR Group of Institutions. The final selection is based on merit/ CUET/ JEE Main exam. Students can also get admission on the basis of academic scores.

G

Gaurika Chhabra

Contributor-Level 10

Answered 2 days ago

Yes, admissions are possible to the BTech course at DY Patil University, Navi Mumbai without the JEE Main rank through MHT CET. Securing good scores in the MHT CET is very important. Hence, the students must work hard and secure good marks for successful admission to the BTech course. 

R

Raj Kumar

Contributor-Level 10

Answered 2 days ago

Yes, JEE Main is compulsory to take admission in BTech at IIIT Lucknow. Candidates must fulfil the eligibility and apply for JEE Main on the official website of NTA. Applicants must clear the JEE Main cutoff for IIIT Lucknow. They have to particpate in JoSAA/CSAB cousnelling for seat allocation.

R

Raj Priya

Contributor-Level 10

Answered 2 days ago

With 77 percentile, getting a seat is possible, but it will depend on the branch and the admission cycle. For highly demanded branches like CSE, the chances are usually quite low at that percentile. But for some core or less competitive branches, there may still be opportunities.

One of my juniors go

...Read more

A

Apurva Sharma

Beginner-Level 3

Answered 4 days ago

No, candidates cannot take admission in BTech at NIT Uttarakhand without JEE Main. It is the mandatory national-level entrance test for admission through JoSAA/CSAB counselling. Admission is based entirely on your JEE Main Rank and counseling round.

R

Raj Priya

Contributor-Level 10

Answered 4 days ago

Yes, JEE Main is enough for Krupanidhi Institute of Technology admission. But it is not the only exam accepted for B.E. The institute also accepts CET and COMEDK score. Hence, even if JEE score is not available, students can still apply for admissions at the institute. 

A

Aishwarya Malhotra

Contributor-Level 10

Answered a week ago

The JEE Mains 2026 is not out till now. The data for 2025 is available for BIT Mesra.

As per the recent BIT Mesra JEE Main cutoff 2025, the round 6 results have been released. Based on the final cutoff for the General AI category, BTech in Computer Science and Engineering closed off at the rank of 18

...Read more

S

Shruti Manchanda

Contributor-Level 10

Answered a week ago

If you are OBC candidate then you can

1) Fill JoSSA — try for NIT Manipur/Nagaland/Mizoram in Civil or Mechanical

2) Participate in CSAB — extra chance

3) Don't skip state counselling — OBC quota there can be very beneficial

4) Apply to NSUT/YMCA — placements rival many NITs

A lower branch NIT vs NSUT/YM

...Read more

S

Sonu Kumar

Beginner-Level 1

Answered a week ago

No, interview round for BSc admission at BIT Mesra is part of BITCHEM which is not required for candidates who are open to pusuing BSc at Birla Institute of Technology, Mesra. Candidates who apply through JEE Main will not be required to appear in BITCHEM.

S

Saurabh Khanduri

Contributor-Level 10

Answered a week ago

Candidates wishing to take admission in BTech at IIIT Bhagalpur have to appear in JEE Main. Along with that, candidates also have to participate in JOSAA/ CSAB counselling process. Seat allocation is done when candidates clear cutoff ranks released on the official JoSAA website.

R

Raj Priya

Contributor-Level 10