A Detailed Analysis of JEE Main (Session 1) 2023

30th January, 2023 Shift 1 ( 9 AM - 12 Noon)

(Memory Based)

Disclaimer: Although students had to answer only 75 questions in exam, analysis below pertains
to <=90 questions

JEE Main 2023 (B.E./B.Tech) exam is being conducted entirely in the computer-based mode by the
National Testing Agency (NTA). JEE Main Exam 2023 (B.E./B.Tech.) will be held on January 24, 25, 29,
30 , 31 and February 1, 2023. The Paper will be conducted in two shifts i.e, First Shift from 9:00am to
12:00 pm & Second Shift from 3:00pm to 6:00 pm daily.

JEE Main Exam Pattern 2023: Paper 1 (B.E/B.Tech)

Particulars Details
Exam Mode Computer-based examination
Test Duration Three hours
No. of Subjects (i)Physics
(ii)Chemistry
(iii)Mathematics
Type of questions MCQs: 4 options with only 1 correct option

Numerical Value Questions: Questions whose answers are to be filled in as a numerical

value
JEE Mains Total No. of Mathematics: 25 (20+10) 20 Questions were compulsory MCQ Based & 10 Questions
questions were answers as a numerical value. Out of these 10 questions, 5 questions are compulsory.

Physics: 25 (20+10) 20 Questions were compulsory MCQ Based & 10 Questions were
answers as a numerical value. Out of these 10 questions, 5 questions are compulsory.

Chemistry: 25 (20+10) 20 Questions were compulsory MCQ Based & 10 Questions were
answers as a numerical value. Out of these 10 questions, 5 questions are compulsory.

Total: 75 Questions (25 questions in each subject)

JEE Mains Total Marks 300 Marks
JEE Main Marking MCQs: Four marks will be awarded for each correct answer and there will be a negative
Scheme marking of one mark on each wrong answer.
Questions with numerical value answers: Candidates will be given four marks for each
correct answer and there will be a negative marking of 1 mark for each wrong answer.
Subject Wise Difficulty Level Analysis
Although it was a memory-based question analysis, our experts could figure out 67 questions out of 90
questions i.e, 25 questions in Physics, 23 questions in Chemistry and 19 in Mathematics.

Easy Medium Difficult Grand Total

No. of Total No. of Total No. of Total No. of Total
Subject Questions Marks Questions Marks Questions Marks Questions Marks
Physics 14 56 9 36 2 8 25 100
Chemistry 19 76 3 12 1 4 23 92
Mathemati
cs 4 16 12 48 3 12 19 76
Grand
Total 37 148 24 96 6 24 67 268
Question Wise Distribution Analysis
Following is the question distribution table as per Class,Chapter, Topic & Difficulty -

Physics
Question Difficulty
No Class Section Subject Chapter Name Topic Name Level
1 11th A Physics Work Energy & Power Elastic Collosion Easy
Mechanical Properties Of Relation between
2 11th A Physics Solids Modulus of Elasticities Medium
Electrostatic Potential & Electrostatics Of
3 12th A Physics Capacitance Conductors Easy
4 11th A Physics Motion In A Straight Line Velocity Time Graph Easy
5 11th A Physics Thermodynamics Thremodynamic Process Medium
Thermal Properties Of
6 11th A Physics Matter Conduction Of Heat Difficult
7 11th A Physics Laws Of Motion Newton's Second Law Easy
8 11th A Physics Motion In A Straight Line Average Speed Easy
Conservation Of
9 11th A Physics Laws Of Motion Momentum Medium
10 12th A Physics Alternating Current Power Factor Medium
Momentum Transfer by
11 12th A Physics Electromagnetic Waves EM Waves Easy
12 12th A Physics Atoms Bohr's Theory Easy
13 11th A Physics Units & Measurements Units Easy
Moving Charges & Magnetic Dipole
14 12th A Physics Magnetism Moment Easy
15 11th A Physics Thermodynamics Thremodynamic Process Medium
Solids & Semiconductor
16 12th A Physics Devices Logic Gates Easy
Young's Double Slit
17 12th A Physics Wave Optics Experiment Medium
 Mechanical Properties Of
18 11th A Physics Fluids Ascent Formula Easy
19 12th A Physics Communication System Amplitude Modulation Easy
20 12th B Physics Electromagnetic Induction LR Circuit Easy
21 11th B Physics Oscillations Time Period Of SHM Medium
Force on a current
Moving Charges & Carrying Conductor in
22 12th B Physics Magnetism Magnetic Field Medium
Change In Inyternal
23 11th B Physics Kinetic Theory Of Gases Energy Easy
Ray Optics & Optical Focal Lenagth Of
24 12th B Physics Instruments Concave Mirror Difficult
25 12th B Physics Current Electricity Electrical Circuits Medium

Chemistry
26 12th A Chemistry Polymers Caprolectum Easy
Some basic concept of
27 11th A Chemistry Chemistry Molarity Easy
28 12th A Chemistry d and f block elements Potassium dichromate Easy
29 11th A Chemistry Chemical bonding VSEPR Theory Easy
30 11th A Chemistry s- block elements Solubility in water Easy
31 12th A Chemistry P block elements Group -16 Easy
Applications of
32 12th A Chemistry Coordination Compounds Complex compounds Easy
33 11th A Chemistry Atomic Structure Bohr Model Easy
Identification of
groups,blocks and
34 11th A Chemistry Periodic classification periods Easy
35 11th A Chemistry Environmental Chemistry Pollutants Easy
Haloalkanes and
36 12th A Chemistry haloarenes Name reactions Easy
37 11th A Chemistry Thermodynamics Internal energy Easy
38 12th A Chemistry Coordination Compounds Spectrochemical series Easy
General Organic
39 11th A Chemistry Chemistry Acidic strength Medium
40 12th A Chemistry Chemistry in everyday Antacids Easy
 life
41 12th A Chemistry Metallurgy Copper extraction Easy
42 12th A Chemistry Biomolecules Selliwanoff test Difficult
43 11th A Chemistry Hydrocarbons Oxidation of alkanes Easy
44 12th B Chemistry Electrochemistry Nernst equation Medium
Chemical properties of
Potassium
45 12th B Chemistry d and f block elements permanganate Easy
46 11th B Chemistry Ionic equilibrium pH Medium
47 12th B Chemistry Solutions Colligative properties Easy
48 12th B Chemistry Chemical Kinetics First order reaction Easy

Mathematics
49 11th A Mathematics Binomial Theorem Binomial Sequences Easy
Trigonometric ration of
50 11th A Mathematics Trigonometric function allied angles Easy
51 12th A Mathematics Relation and function types of relations Medium
52 11th A Mathematics Parabola Normal Difficult
53 12th A Mathematics Area Area between curves Medium
54 11th A Mathematics Probability Introduction Medium
55 12th A Mathematics Relations and function One -one functions Easy
56 11th A Mathematics Straight line Normal form Easy
Linear differentail
57 12th A Mathematics Differential equation eqaution Difficult
58 12th A Mathematics Integrations Definite integrations Difficult
Different product of
59 12th A Mathematics Vectors vectors Medium
60 12th B Mathematics Integrations Leibnetz rule Medium
61 11th B Mathematics Sequence and series Vn method Medium
62 11th B Mathematics Complex numbers Arguments Medium
63 11th B Mathematics Statistics Mean and Variance Medium
64 12th B Mathematics Binomial theorem General term Medium
Permutations and
65 11th B Mathematics Combinations Permutations Medium
 66 12th B Mathematics Relations and function FUnctional equation Medium
67 11th B Mathematics Trigonometric trigonometric equation Medium

Class Wise Distribution Level Analysis

As per our expert faculties the questions from equally distributed from class 11th and Class 12th.
Below is the Class wise question distribution table -

11th 12th

Subject No. of Questions Total Marks No. of Questions Total Marks

Physics 13 52 12 48
Chemistry 10 40 13 52
Mathematics 10 40 9 36
Grand Total 33 132 34 136
Overall Difficulty Level Analysis

In this analysis, we have rated every question on a scale of 1 to 3. The ratings are done by our expert
faculty. The individual ratings are then averaged to calculate the overall difficulty level.

● Easy - 1
● Medium - 2
● Difficult - 3

Subject Difficulty Level

Physics 1.52
Chemistry 1.22
Mathematics 1.95
Overall 1.54

Conclusion
The Overall Difficulty rating for 30th January JEE Mains Session 1 (Shift 1) 2023 was 1.54 which was
considered as moderate to difficult. Overall Mathematics was the most difficult subject to attempt.
The order of difficulty in different subjects as assessed by a large section of aspirants is
Mathematics > Physics > Chemistry.