JEE Main 2024: The National Testing Agency (NTA) will conduct the JEE Main 2024 session 2 from April 4, 2024. For the upcoming exam, focused last-minute revision plays a crucial role in enhancing your performance. Instead of revisiting the entire syllabus, it’s advisable to emphasize recalling topics carrying high weightage or which have a higher probability to be included in the exam.
In this article, we have listed down some of the essential topics and formulas for Physics, Chemistry, and Mathematics which must be prioritised during the last minute revision for JEE Main 2024. Additionally, you will get to know effective tips to streamline your revision process and boost your confidence before the examination.
New* JEE Main 2024: Check Last Minute Tips and Resources To Ace The Exam
Check JEE Main 2024 Exam Pattern
| Type of Questions |
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| Number of Questions | 90 | ||||||||||||||||
| Total Marks | 300 | ||||||||||||||||
| Number of Sections |
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| Section-Wise Number of Questions |
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| Section-Wise Marks |
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*Section A will be of Multiple-Choice Questions (MCQs)
*Section B will contain Questions whose answers are to be filled in as a numerical value. Candidates will be required to attempt any 5 questions out of 10 in Section B.
Marking Scheme for JEE Main 2024 | |
| Correct Answer or the Most Appropriate Answer | Four marks (+4) |
| Incorrect Answer | Minus one mark (-1) |
| Unanswered / Marked for Review | No mark (0) |
JEE Main 2024: Subject-Wise Topics to Revise at Last Moment
Instead of feeling stressed by the entire syllabus, prioritise the chapters from Physics, Chemistry and Maths that contribute the most to the exam. Check some of the important topics to focus on for last minute revision below:
| Physics | oscillations and waves, electrodynamics, modern physics, optics, units and dimensions, measurement of errors, and vectors |
| Chemistry | organic compounds containing oxygen, organic compounds containing nitrogen, redox reactions, biomolecules, electrochemistry, atomic structure and element classification, hydrogen, states of matter, hydrocarbons, and surface chemistry |
| Maths | sets, relations, and functions, limits and continuity, quadratic equations, permutation and combination, complex numbers, circles, binomial theorem, sequences and series, differential equations, inverse trigonometry, heights and distances, application of derivatives, and statistics |
JEE Main 2024: Important Formulas for Last Minute Revision
Mathematics Formulas
| Trigonometry Formulas | sin2x+cos2x=1 tanx=sinx/cosx secx=1/cosx cotx=cosx/sinx cosecx=1/sinx |
| Algebra Formulas | (a+b)2=a2+2ab+b2 (a−b)2=a2−2ab+b2 a2−b2=(a+b)(a−b) (a+b)3=a3+3a2b+3ab2+b3 (a−b)3=a3−3a2b+3ab2−b3 |
| Calculus Formulas | d/dx(a)=0 d/dx(ax)=a d/dx(xn)=nxn−1 d/dx(sinx)=cosx d/dx(cosx)=−sinx d/dx(tanx)=sec2x d/dx(cotx)=−cosec2x |
| Probability Formulas | P(A∪B)=P(A)+P(B)−P(A∩B) P(A∩B)=P(A)×P(B/A) P(A/B)=P(A∩B)/P(B) |
| Geometry Formulas | Area of a Triangle = (1/2)× base × height Perimeter of a Square = 4 × side Perimeter of a Rectangle = 2 × (length + breadth) Area of a Circle = πr2 Circumference of a Circle = 2πr |
| Integration Formulas | ∫dx=x+c ∫xndx=(x(n+1))/(n+1) + C ∫exdx=ex+C ∫sinxdx=−cosx+C ∫cosxdx=sinx+C |
| Straight Line Formulas | m=(y2−y1)/(x2−x1) Intercept form of a straight line: x/a + y/b = 1 Slope-intercept form of a straight line: y=mx+c Two-point form of a straight line: (y−y1)/(y2−y1)=(x−x1)/(x2−x1) |
| Distance Formula | √[(x2−x1)2+(y2−y1)2] |
| Equation of Parabola | y2=4ax Vertex form of a parabola: y−k=a(x−h)2, where (h, k) is the vertex of parabola. Standard form of a parabola: (x−h)2=4a(y−k) |
| Focus-Directrix Form of Parabola | (x−h)2=4a(y−k), where the focus of the parabola is (h,k+14a) and the directrix of the parabola is y = k − 1/4a |
| Latus Rectum Form of Parabola | y = mx + a/m |
PhysicsFormulas
| Kinematics Formulas | v=u+at where 'v' is the final velocity and 'u' is the initial velocity. s=ut+(1/2)at2 where 's' is the displacement. v2=u2+2as |
| Work, Energy, and Power Formulas
| W=Fdcosθ where θ is the angle between the F and d. K.E.=1/2mv2 P=W/t |
| Gravitation Formulas | F=G(m1m2)/r2 g=GM/r2 T2=(4π2r3)/GM |
| Laws of Motion Formulas | F=ma F=μN where μ is the coefficient of friction Fg=mg |
| Heat Transfer Formulas | Q=mcΔT where 'Q' is the amount of heat transferred, 'm' is the mass of the object, 'c' is the specific heat capacity, and 'ΔT' is the change in temperature. Q=ml where 'l' is the latent heat of vaporization |
| Thermodynamic Processes Formulas | PV=nRT Q=ΔU+W |
| Laws of Thermodynamics | ΔS=QT ΔU=Q−W |
Chemistry Formulas
| Atomic Structure Formulas | E=−13.6/n2 where 'n' is the principal quantum number λ=h/p where 'λ' is the wavelength, 'h' is Planck's constant, and 'p' is the momentum. E=hc/λ where 'c' is the speed of light |
| Electrochemistry Formulas | E0cell = E0(cathode) - E0(anode) Nernst equation: Ecell = E0cell – [RT/nF] ln Q |
| Ideal Gas Law | PV=nRT |
| Boyle's Law | P1V1=P2V2 |
| Charles's Law | V1/T1=V2/T2 |
| Gay-Lussac's Law | P1T1=P2T2 |
| Avogadro's Law | V1/n1=V2/n2 |
| Graham's Law of Diffusion | Rate1/Rate2 = √M2/√M1 |
| Van der Waals Equation | (P+a(n/V)2)(V−nb)=nRT |
Remember, in addition to formulas and topics, practice solving previous years' papers and mock tests to enhance your time management skills and build confidence.
JEE Main 2024: Last-minute preparation strategy
- Stick to what you know – revise familiar topics and avoid stressing about what you missed.
- Prioritise quality over quantity – focus on recommended books and maintain concentration.
- Emphasize the crucial: Prioritize important topics and key sources.
- Team up with friends or group sessions to clear doubts and reinforce understanding.
- Make concise notes for a quick review of key definitions and formulas.
- Practice with sample papers under time constraints to mimic real exam situations.
- Improve your problem solving skills and speed with JEE Main mock tests.
- Don’t discuss your exam preparation to maintain focus.
- Keep calm, be positive, take short breaks and have a balanced diet for optimal performance.
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