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WBJEE 2025

Browse the complete Chemistry, Mathematics, and Physics question set from the WBJEE 2025 paper, question by question. Each question shows a quick preview so you can jump straight to the topic or subject you want to revise. Click through to attempt the full question in practice mode, or head back to the paper-wise list to download the entire paper as a PDF.

This paper has 155 questions in total - 27 easy (17%), 119 moderate (77%) and 9 tough (6%). That's a fairly typical mix for this exam. By subject: Mathematics 11% easy, 79% moderate, 11% tough; Physics 23% easy, 78% moderate, 0% tough; Chemistry 25% easy, 73% moderate, 3% tough.

Chemistry questions were spread across 23 chapters, with Haloalkanes and Haloarenes (4), Alcohols Phenols and Ethers (3), and Chemical Bonding and Molecular Structure (3) carrying the most weight. Mathematics questions were spread across 25 chapters, with Application of Derivatives (9), Definite Integration (7), and Matrices (6) carrying the most weight. Physics questions were spread across 24 chapters, with Center of Mass Momentum and Collision (3), Nuclear Physics (3), and Semiconductors (3) carrying the most weight.

Chemistry

  1. 1Increasing order of solubility of AgCl in (i) , (ii) 1 M NaCl (aq.), (iii) (aq.) and (iv) (aq.) solution2025Solubility
  2. 2The bond order of is2025Molecular Orbital Theory
  3. 3If three elements crystalise in a cubic solid lattice with atoms at the cubic centres, atoms at the centre of edges and atoms at the corners2025Cubic system
  4. 4An LPG (Liquified Petroleum Gas) cylinder weighs 15.0 kg when empty. When full, it weighs 30.0 kg and shows a pressure of 3.0 atm . In the c2025Gas laws and Ideal Gas Equation
  5. 5P and Q combines to form two compounds and . If is dissolved in 51 g benzene the depression of freezing point becomes . On the other hand if2025Colligative Properties and Abnormal Molecular Masses
  6. 6For a chemical reaction, half-life period is 10 minutes. How much reactant will be left after 20 minutes if one starts with 100 moles of rea2025Integrated rate laws
  7. 7Which one among the following compounds will most readily be dehydrated under acidic condition?2025Reactions of Alcohols
  8. 8Kjeldahl's method cannot be used for the estimation of nitrogen in which compound?2025Quantitative analysis of organic compounds
  9. 9Which of the following compounds is most reactive in reaction?2025Preparation and Properties of Monohalides
  10. 10Equal volume of two solutions A and B of a strong acid having and respectively are mixed together to form a new solution. The pH of the new 2025PH of solutions
  11. 11Adiabatic free expansion of ideal gas must be2025First Law and Basic Fundamentals of Thermodynamics
  12. 12In the above nuclear reaction ' X ' will be2025Atomic Mass and Atomic Size
  13. 13In the following reaction, the major product is2025Grignard Reagent
  14. 14Which of the following hydrogen bonds is likely to be the weakest?2025Van Der Waals Forces, Hydrogen Bonding and Metallic Bonding
  15. 15How many oxygen atoms are present in 0.36 g of a drop of water at STP?2025Mole concept
  16. 16Which of the following oxides is paramagnetic?2025Molecular Orbital Theory
  17. 17of a hydrocabon diffuses in 30 minutes, while under the same conditions of gas diffuses in one hour. The molecular formula of the hydrocabon2025Mixture of gases
  18. 18The molar conductances of and at infinite dilution are and respectively. The molar conductance of at infinite dilution will be2025Conductance and Conductivity
  19. 19What is the four-electron reduced form of ?2025Oxidation number
  20. 20How many electrons are needed to reduce to ?2025Nitrogen and Its Compounds
  21. 21In optically active alkene having molecular formula gives acetone as one of the products on ozonolysis. The structure of the alkene is2025Reactions of alkenes
  22. 22Increasing order of the nucleophilic substitution of following compounds is2025Preparation and Properties of Aryl Halides
  23. 23Identify the major product in the following reaction2025Reactions of aromatic compounds
  24. 24Which of the following hydrocarbons reacts easily with MeMgBr to give methane?2025Reactions of alkynes
  25. 25The major product in the following reaction is2025Preparation and Properties of Aryl Halides
  26. 26The common stable oxidation states of Eu and Gd are respectively2025F-Block elements
  27. 27Arrange the following compounds in order of their increasing acid strength2025Preparation and Properties of Carboxylic Acids
  28. 28The number of lone pair of electrons and the hybridization of Xenon in are2025Noble Gases
  29. 29The coagulating power of electrolytes having ions and for sol increases in the order2025Properties of colloidal solution
  30. 30The number of terminal and bridging hydrogens in are respectively2025Boron and Its Compounds
  31. 31Consider the following gas phase dissociation, with equilibrium constant at a particular temperature and at pressure . The degree of dissoci2025Law of Mass Action, Equilibrium Constant (Kc and Kp) and its Application
  32. 32Compound given below will produce effervescence when mixed with aqueous sodium bicarbonate solution2025Reactions of Phenol
  33. 33As per the following equation, 0.217 g of HgO (molecular mass ) reacts with excess iodide. On titration of the resulting solution, how many 2025Redox titration
  34. 34An egg takes 4.0 minutes to boil at sea level where the boiling point of water is , where as it takes 8.0 minutes to boil on a mountain top 2025Arrhenius theory
  35. 35The major product ' ' and ' ' in the above reactions are2025Preparation of Phenols
  36. 36Which pair of ions among the following can be separated by precipitation method?2025F-Block elements
  37. 37Identify ' ' and ' ' in the following reaction2025Terminology of coordination compounds
  38. 38is an extensive property and is an intensive property of a thermodynamic system. Which of the following statement(s) is (are) correct?2025System and surrounding
  39. 39Which of the following statement(s) is/are correct about the given compound?2025Chemical reactions for aldehydes and ketones
  40. 40The compound(s) showing optical activity is/are2025Isomerism of Organic Compounds

Mathematics

  1. 1Let be continuous on and differentiable in . If and for all in , then in .2025Mean Value Theorem
  2. 2If and , then2025Composite Function
  3. 3Let , then2025Sum and Difference & Multiple angle Formula
  4. 4If for a matrix and adj , then is equal to2025Adjoint and its Properties
  5. 5If and are extreme points of , then2025Maxima Minima
  6. 6Let and be vectors of equal magnitude such that the angle between and is and is and and is . Then the minimum value of is2025Product of 2 vectors
  7. 7Let be a real polynomial of least degree which has a local maximum at and a local minimum at . If and , then is equal to2025Maxima Minima
  8. 8The expression , where (the set of natural numbers) is divisible by2025Mathematical Induction
  9. 9Let and for all . Then is2025Monotonicity
  10. 10If and are two independent events with and , then equals2025Independent Events
  11. 11The value of the expression is2025Properties of Binomial Coefficients
  12. 12A function , satisfies for all, . If the function ' ' is differentiable at 0 , then is2025Functional Equation
  13. 13Suppose, are the roots of the equation with and they are in A.P. Then the rank of the matrix is2025Relation between Roots and Coefficients
  14. 14An matrix is formed using 0,1 and -1 as its elements. The number of such matrices which are skew symmetric is2025Types of Matrices
  15. 15If and , then is equal to2025Variable Separable Form
  16. 16If the sum of ' ' terms of an A.P. is and its th term is 164 , then the value of is2025Summation of Series
  17. 17The line parallel to the -axis passing through the intersection of the lines and where is2025Angle between Lines
  18. 18If , then the value ' ' is2025Permutation
  19. 19Consider three points , where . Then2025Point and Line
  20. 20Let be unit vectors. Suppose and the angle between and is . Then is2025Product of 2 vectors
  21. 21The number of reflexive relations on a set of elements is equal to2025Questions on number of relations and sets
  22. 22If the matrix is orthogonal, then the values of are2025Types of Matrices
  23. 23For what value of ' ', the sum of the squares of the roots of the equation will have the least value?2025Relation between Roots and Coefficients
  24. 24The value of the integral is2025Properties of Definite Integration
  25. 25Let . If , then equals to2025Expansion of Determinants
  26. 26The sum of the first four terms of an arithmetic progression is 56 . The sum of the last four terms is 112 . If its first term is 11 , then 2025Arithmetic Progression
  27. 27If ' ' is the inverse function of ' ' and , then the value of is2025Differentiation of Inverse Trigonometric Functions
  28. 28is equal to2025Properties of Definite Integration
  29. 29A function is defined by on . Which of the following statements is incorrect?2025Mean Value Theorem
  30. 30is equal to2025Properties of Definite Integration
  31. 31The value of the integral is2025Properties of Definite Integration
  32. 32If are positive real numbers each distinct from unity, then the value of the determinant is2025Expansion of Determinants
  33. 33The function has2025Maxima Minima
  34. 34If , then the value of is2025Properties of Binomial Coefficients
  35. 35Let be a function which is differentiable for all real . If and for all2025Mean Value Theorem
  36. 36If are complex numbers such that is a purely imaginary number, then the value of is2025Conjugate, modulus and argument
  37. 37The set of points of discontinuity of the function is2025Continuity
  38. 38If , then is equal to2025Sum and difference of angles
  39. 39If and , then the area of the parallelogram for which and are adjacent sides is2025Product of 2 vectors
  40. 40If ' ' is the angle between two vectors and such that and , then the values of and are2025Product of 2 vectors
  41. 41equals2025Algebraic and Rational Limits
  42. 42Let , then2025Continuity
  43. 43If , is everywhere differentiable, then2025Differentiability
  44. 44Let be a second degree polynomial. If and are in A.P., then are2025Monotonicity
  45. 45If , then2025Adjoint and its Properties
  46. 46The line cuts the parabola at the points and . If the co-ordinates of the point are , then the value of is2025Line and parabola
  47. 47Let be a cubic root of unity. Then the minimum value of the set are distinct non-zero integers} equals2025Cube Root of Unity
  48. 48The straight line is2025Direction Cosines and Direction Ratios
  49. 49If the sum of the squares of the roots of the equation is least for an appropriate value of the variable parameter , then the value of ' ' w2025Relation between Roots and Coefficients
  50. 50are non-coplanar vectors and is a real number then the vectors and are non-coplanar for2025Algebra of Vectors
  51. 51If and , then the area of the triangle whose vertices are is2025Cube Root of Unity
  52. 52Let , where are the roots of the equation . Then the number of points in at which is not differentiable is2025Differentiability
  53. 53If , then will be2025Composite Function
  54. 54If and are two polynomials such that is divisible by , then2025Common Roots
  55. 55Let denote the term independent of in the expansion of , then equals2025Terms of Binomial Expansion
  56. 56The maximum number of common normals of and is equal to2025Normal to Parabola
  57. 57The number of common tangents to the circles is2025Common Tangents
  58. 58The probability that a non-leap year selected at random will have 53 Sundays or 53 Saturdays is2025Classical Definition of Probability
  59. 59Let and be such that . Then is equal to2025Functional Equation
  60. 60The number of solutions of is2025Sum and difference of angles
  61. 61Let , where stands for the greatest integer not greater than . Then has the value2025Area Under Curves
  62. 62Let . Suppose and are respectively maximum and minimum values of . Then is equal to2025Expansion of Determinants
  63. 63If and , then has the value2025Sum and Difference & Multiple angle Formula
  64. 64If are in A.P. and if the equations and have a common root, then2025Common Roots
  65. 65Let and be two perpendicular diameters of a circle of radius . The circle will pass through the origin if is equal to2025Equation of Circle & its intercept
  66. 66If P is a non-singular matrix of order and the sum of the elements of each row is 1 , then the sum of the elements of each row in is2025Inverse of a Matrix
  67. 67Three numbers are chosen at random without replacement from . The probability that the minimum of the chosen numbers is 3 or their maximum i2025Classical Definition of Probability
  68. 68The population at time of a certain mouse species follows the differential equation . If , then the time at which the population becomes zer2025Variable Separable Form
  69. 69The value of is2025Properties of Definite Integration
  70. 70Let and be defined as follows :2025Differentiability
  71. 71If and , then the value of is2025Properties of Definite Integration
  72. 72Let . Then which of the following are correct?2025Monotonicity
  73. 73If and the equation has real solution, then the value of is2025Maximum and Minimum Values
  74. 74The solution set of the equation is2025Solving Trigonometric Equation
  75. 75If the equation has a solution, the must lie in the interval2025Solving Trigonometric Equation

Physics

  1. 1A quantity X is given by , where is the permittivity of free space, L is the length, is a potential difference and is a time interval. The d2025Electric Current and Drift of Electrons
  2. 2Six vectors and have the magnitudes and directions indicated in the figure. Which of the following statements is true?2025Addition and Subtraction of Vectors
  3. 3The minimum force required to start pushing a body up a rough (having co-efficient of friction ) inclined plane is while the minimum force n2025Frictional force
  4. 4Acceleration - time (a-t) graph of a body is shown in the figure, Corresponding velocity-time graph is2025Graphs of motion in one dimension
  5. 5A ball falls from a height upon a fixed horizontal floor. The co-efficient of restitution for the collision between the ball and the floor i2025Collisions
  6. 6What are the charges stored in the and capacitors in the circuit as shown in figure once the current (I) become steady?2025Combination of Resistances
  7. 7A diode is connected in parallel with a resistance as shown in figure. The most probable current (I) -voltage (V) characteristic is2025Diodes
  8. 8Ruma reached the metro station and found that the escalator was not working. She walked up the stationary escalator with velocity in time . 2025Relative Motion
  9. 9The variation of displacement with time of a simple harmonic motion (SHM) for a particle of mass is represented by . The maximum acceleratio2025Simple Harmonic Motion
  10. 10A particle of charge ' ' and mass ' ' moves in a circular orbit of radius ' ' with angular speed ' '. The ratio of the magnitude of its magn2025Magnetic Moment
  11. 11The de-Broglie wavelength of a moving bus with speed is is . Some passengers left the bus at a stoppage. Now when the bus moves with twice o2025Matter Waves
  12. 12For an ideal gas, a cyclic process ABCA as shown in diagram, when presented in plot, it would be2025Thermodynamic Processes
  13. 13An electron in Hydrogen atom jumps from the second Bohr orbit to the ground state and the difference between the energies of the two states 2025Bohr's Atomic Model
  14. 14The resistance where Volt and Ampere. The percentage error in ' R ' is2025Errors of Measurement
  15. 15The minimum wavelength of Lyman series lines is , then the maximum wavelength of these lines is2025Atomic Spectrum
  16. 16Which logic gate is represented by the following combinations of logic gates?2025Logic gates
  17. 17A force is acting on a body of mass . The body was initially at rest at the origin. The co-ordinates of the body after time ' t ' will be2025Newton's laws of motion
  18. 18Figure shows the graph of angle of deviation versus angle of incidence i for a light ray striking a prism. The prism angle is2025Prism and Dispersion of Light
  19. 19One end of a steel wire is fixed to the ceiling of an elevator moving up with an acceleration and a load of 10 kg hangs from the other end. 2025Young’s Modulus and Breaking Stres
  20. 20The number of undecayed nuclei N in a sample of radioactive material as a function of time is shown in the figure. Which of the following gr2025Radioactivity
  21. 21Manufacturers supply a zener diode with zener voltage and maximum power dissipation . This zener diode is used in the following circuit. Cal2025Diodes
  22. 22The velocity-time graph for a body of mass 10 kg is shown in the figure. Work done on the body in the first two seconds of motion is2025Energy
  23. 23A simple pendulum is taken at a place where its distance from the earth's surface is equal to the radius of the earth. Calculate the time pe2025Applications of SHM
  24. 24For a domestic AC supply of 220 V at 50 cycles per sec, the potential difference between the terminals of a two-pin electric outlet in a roo2025Alternating Current, Voltage and Power
  25. 25A single slit diffraction pattern is obtained using a beam of red light. If red light is replaced by blue light then2025Diffraction of Light
  26. 26Two charges and are placed at points and respectively which are at a distance apart. is the mid point of and . The workdone in moving a char2025Electric Potential and Potential Energy
  27. 27Three different liquids are filled in a U-tube as shown in figure. Their densities are and respectively. From the figure we may conclude tha2025Pressure and thrust
  28. 28The variation of density of a solid cylindrical rod of cross sectional area and length is , where x is the distance from one end of the rod.2025Centre of mass of continuous mass distribution
  29. 29Consider a particle of mass 1 gm and charge 1.0 Coulomb is at rest. Now the particle is subjected to an electric field in the -direction, wh2025Electric Field and Electric Field Lines
  30. 30A radioactive nucleus decays as follows : If the mass number and atomic number of ' ' are 172 and 69 respectively, then the atomic number an2025Radioactivity
  31. 31Temperature of a body is slightly more than the temperature of the surrounding . Its rate of cooling ( ) versus temperature of the body is p2025Radiation
  32. 32The equation of stationary wave along a stretched string is given by . Here x and y are in cm and t in second. The separation between two ad2025Stationary waves
  33. 33A piece of granite floats at the interface of mercury and water contained in a beaker as in figure. If the densities of granite, water and m2025Archmidies Principle
  34. 34photons of wavelength 660 nm are emitted per second from a lamp. The wattage of the lamp is (Planck's constant2025Photoelectric Effect
  35. 35The apparent coefficient of expansion of a liquid, when heated in a copper vessel is and when heated in silver vessel is S . If A is linear 2025Thermal Expansion
  36. 36Let the binding energy per nucleon of nucleus is denoted by ' ' and radius of the nucleus is denoted by' r '. If mass number of nuclei and a2025Nuclear energy
  37. 37Let denotes the mean speed, root mean square speed and most probable speed of the molecules each of mass in an ideal monoatomic gas at absol2025Speed of Gas
  38. 38A wave disturbance in a medium is described by where are in meters and is in second. Which statement(s) is/are correct?2025Stationary waves
  39. 39If the dimensions of length are expressed as , where and h are the universal gravitational constant, speed of light and Planck's constant re2025Dimensions
  40. 40Two spheres and of masses and respectively collide with each other. Initially is at rest and is movingwith velocity v along x -axis. After c2025Collisions

Frequently Asked Questions

1.How many questions are in the WBJEE 2025 paper?

This paper has 155 questions in total - 40 from Chemistry, 75 from Mathematics, and 40 from Physics.

2.Can I practise questions from just one subject?

Yes. Use the Chemistry, Mathematics, and Physics tabs at the top of the page to jump directly to that subject's question set within this paper.

3.What is the structure of the WBJEE 2025 paper?

The WBJEE 2025 paper on MARKS has 155 questions, organised by subject:

  • Chemistry: 40 questions - 35 single-correct and 5 multiple-correct.
  • Mathematics: 75 questions - 65 single-correct and 10 multiple-correct.
  • Physics: 40 questions - 35 single-correct and 5 multiple-correct.
4.What is the difficulty level of the WBJEE 2025 paper?

Each question on MARKS carries a difficulty rating. Of the 155 rated questions in this paper, 27 (17%) are easy, 119 (77%) are medium and 9 (6%) are hard. Subject wise:

  • Chemistry: 10 easy, 29 medium, 1 hard
  • Mathematics: 8 easy, 59 medium, 8 hard
  • Physics: 9 easy, 31 medium, 0 hard
5.Which chapters had the most questions in the WBJEE 2025 paper?

The chapters with the most questions in each subject were:

  • Chemistry: Haloalkanes and Haloarenes (4), Alcohols Phenols and Ethers (3), and Chemical Bonding and Molecular Structure (3).
  • Mathematics: Application of Derivatives (9), Definite Integration (7), and Matrices (6).
  • Physics: Center of Mass Momentum and Collision (3), Nuclear Physics (3), and Semiconductors (3).
6.Where can I find the solutions for the WBJEE 2025 paper?

Open any question on this page. Its page shows the correct answer and, where one is available, the worked solution. A downloadable PDF of the whole paper is coming soon.

7.How should I use the WBJEE 2025 paper to check my preparation?

Set a timer, attempt the 155 questions as you would in the exam, and only then open the answers. Note which subjects and chapters cost you the most marks, and revise those first using the chapter-wise practice for WBJEE. Repeating this with other papers shows whether the same weak spots keep coming back.

8.Will the WBJEE 2025 paper help me prepare for WBJEE 2027?

Yes. Every past paper shows the question styles and topics WBJEE has asked before, and a solved paper gives you a realistic benchmark for speed and accuracy. Use it along with the other papers to spot the chapters that keep returning.