As per latest exam pattern, candidates will now have 10 numericals in each subject, out of which, only 5 must be attempted. Total questions in Paper 1 (B.E. / B.Tech) are now increased to 90, but candidates need to attempt only 75 questions.
Candidates should bring the following documents on the day of the examination without any fail:
A printed copy of the admit card downloaded from the NTA’s official website
Passport-sized photograph (same as uploaded on the JEE Main 2021 Application Form) to be pasted on the attendance sheet at the examination center
Any one of the valid photo ID proof in original including:
Aadhaar Card (With photograph)
E-Aadhaar with photograph
Ration Card with photograph
12th Class Board Admit Card with photograph
Bank Passbook with Photograph
PWD certificate issued by the authorized medical officer, if applicable for either of the below cases:-
PWD Certificate to prove physical limitation in an examination to write
If claiming the relaxation under PWD category
Letter of Undertaking for using Own Scribe, if claiming the relaxation under PWD category
JEE Main 2021 Syllabus
For JEE Main aspirants, the syllabus is very important to analyse tough and easy topics for the JEE Main 2021. Updated JEE Main 2021 syllabus will soon be released by NTA. However, to get an idea, students can check the 2020 syllabus which is given below.
Physical Quantities and their measurements in Chemistry, Precision and Accuracy, Significant Figures, S.I. Units, Dimensional Analysis
Dalton’s Atomic Theory
Laws of Chemical Combination
Concept of Atom, Molecule, Element and Compound
Atomic and Molecular Masses, Mole Concept, Molar Mass, Percentage Composition, Empirical and Molecular Formulae
Chemical Equations and Stoichiometry
States of Matter
Measurable Properties of Gases
Properties of Liquids – Vapour Pressure, Viscosity and Surface Tension and Effect of Temperature on them. (Qualitative Treatment only)
Classification of Solids
Gas Laws – Boyle’s Law, Charle’s Law, Graham’s Law of Diffusion, Avogadro’s Law, Dalton’s Law of Partial Pressure
Molecular, ionic, covalent and metallic solids, amorphous and crystalline solids (Elementary Idea)
Absolute Scale of Temperature
Bragg’s law and its Applications
Ideal Gas Equation
Unit Cell and Lattices, Packing in Solids (Fee, Bee and Hep Lattices), Voids, Calculations involving Unit Cell Parameters, Imperfection in Solids
Kinetic Theory of Gases (Only Postulates)
Electrical and Magnetic Properties
Concept of Average, Root Mean square and Most Probable Velocities
Real gases, Deviation from Ideal Behavior, Compressibility Factor and Van Der Waals Equation
Chemical Bonding and Molecular Structure
The chemical bond formation, the concept of ionic and covalent bonds
Formation of ionic bonds, factors affecting the formation of ionic bonds, calculation of lattice enthalpy
Concept of electronegativity, Fajan’s Rule, dipole moment Valence Shell Electron Pair Repulsion (VSEPR) theory and shapes of simple molecules
Quantum Mechanical Approach to covalent bonding
Its important features, hybridization involving s, p and d orbitals resonance.
Molecular Orbital Theory
Its important features, LCAOs, types of molecular orbitals (bonding, antibonding), sigma and pi-bonds, molecular orbital electronic configuration of homonuclear diatomic molecules, the concept of bond order, bond length and bond energy.
Electronic idea of metallic bonding, Hydrogen bonding and its Applications.
Fundamentals of Thermodynamics
System and surroundings, extensive and intensive properties, state function and types of processes
First law of Thermodynamics
Concept of work, heat internal energy and enthalpy, heat capacity, molecular heat capacity
Hess’s Law of constant heat summation
Enthalpies of bond dissociation, combustion, formation, atomization, sublimation, phase transition, hydration, ionization and solution.
Second Law of Thermodynamics
Spontaneity of Processes
∆S of the universe and ∆G of the system as criteria for spontaneity, ∆G° (Standard Gibbs Energy Change) and Equilibrium Constant
Meaning of Equilibrium, Concept of dynamic equilibrium
Equilibria involving Physical Processes – solid-liquid, liquid-gas and solid-gas equilibria, Henry’s Law, General characteristics of equilibrium involving physical processes.
Equilibria involving Physical Processes – Law of Chemical Equilibrium, equilibrium constants (Kp and Kc) and their significance, the significance of ∆G and ∆G° in chemical equilibria, factors affecting equilibrium concentrations, pressure, temperature effect of catalyst; Le Chatelier’s principle.
Ionic Equilibrium – Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases (Arrhenius Bronsted – Lowry and Lewis) and their ionization, acid-base equilibria (including multi-stage ionization) and ionization constants, ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts and solubility products and buffer solutions.
Electronic Configuration and general trends in physical and chemical properties of elements across the periods and down the groups
Unique behaviour of the first element in each group
Preparations and properties of Boron and aluminium; Structure, properties and uses of borax, boric acid, diborane, boron trifluoride, aluminium chloride, alums.
Tendency for Catenation; structure, properties and uses of Allotropes and oxides of carbon, silicon tetrachloride, silicates, zeolites and silicones
Allotropic forms of Phosphorus; Properties and uses of nitrogen and phosphorus; Preparation, properties, structure and uses of ammonia, nitric acid, phosphine halides, (PCLჳ, PCLཏ); Structures of oxides and oxoacids of nitrogen and phosphorus
Preparation, properties, structures and uses of ozone; Allotropic forms of sulphur; Preparation, properties, structure and uses of sulphuric acid (including its industrial preparation); Structures of oxoacids of sulphur
Trends in the acidic nature of hydrogen halides; Structure of interhalogen compounds and oxides and oxoacids of halogens; Preparation, properties and uses of hydrochloric acid;
Occurrence and uses of noble gases; Structures of Fluorides and oxides of xenon
Preparation Tips for Chemistry
JEE Main aspirants need to solve the entire NCERT book to cover iInorganic portion of the syllabus
Try to make appropriate notes for every chapter
It is somehow important to learn all reaction mechanisms and remember all named reactions
Keep revising all the formulas and reactions from time to time
After finishing a chapter, note down all the equations and formulas in a separate notebook and use it while solving problems
Candidates should keep these instructions in mind while appearing for JEE Main 2021.
JEE Main 2021 participants should report two hours before the examination schedule to avoid delay in verification formalities
The exam hall/room registration desk will be closed 30 minutes prior to the examination
Candidates are not permitted to enter after 9:00 a.m in the first shift and after 2:00 p.m. in the second shift
Seat with roll number is allocated to every student
One must occupy the seat allotted to them else their candidature will not be accepted
A candidate cannot leave the JEE Main exam centre or seat without special permission of the Centre Superintendent or the invigilator before session ends
Every student must adhere to instructions by the Centre Superintendent/Invigilators
JEE Main 2021 answer sheet with rough sheets must be submitted before leaving the hall
NTA will not entertain any re-test, under any circumstances
Schedule and test centre will be informed in the JEE Main 2021 Admit Card
JEE Main applicants must not bring any electronic device or study material to exam hall
Candidates are required to bring all required stationary for aptitude test
FAQs on JEE Main Exam Pattern
Ques: Is there any change in the JEE main 2021 exam pattern owing to pandemic situation?
Last updated on December 15th, 2020 at 03:20 pm
Ans: NTA will soon release an information brochure with all the details about the changes in exam pattern 2021.
Ques: What will be the pattern of questions for B.Planning paper?
Ans: There will be a separate paper for B.Planning from this session onwards that consists of questions from mathematics, aptitude based and planning based. The total marks will be 100 in which 50 marks is for aptitude test.
Ques: What is the mode of examination and medium of questions for paper 3?
Ans: Like paper 1 and 2, paper 3 will also be conducted in online mode for a duration of 180 minutes. The medium of questions will be English and Hindi, however for centers at Gujarat, Dadar & Nagar Haveli, Daman & Diu etc., Gujarati is also available.
Ques: Is there any revision on JEE Main exam duration?
Last updated on December 15th, 2020 at 03:22 pm
Ans: As per the revised JEE Main exam pattern 2021, all three papers of B.E/B.Tech, B.Arch and B.Plan. will be of 3 hours duration each. For those candidates who wish to appear for both paper 2 and paper 3, the exam duration will be 3 hours 30 minutes.
Ques: What will be the marking scheme of B.Planning paper?
Ans: There will be MCQs as well as numerical based questions as per the updated JEE Main exam format. Every correct MCQ will be rewarded 4 points and for every incorrect answer 1 point will be deducted. Unattempted questions will not be marked. There will be no negative marking for numerical based questions while correct numerical questions will be given 4 marks.
Ques: Where can I find relevant mock tests for JEE Main 2021 preparation?
Last updated on December 15th, 2020 at 03:21 pm
Ans: NTA will release mock tests for JEE Main 2021 in all the 3 languages namely English, Hindi and Gujarati after the announcement of syllabus and exam pattern for 2021. You can find the links to the mock tests on the official website of NTA.