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WBJEE 2026

Browse the complete Chemistry, Mathematics, and Physics question set from the WBJEE 2026 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 - 21 easy (14%), 120 moderate (77%) and 14 tough (9%). That's a fairly typical mix for this exam. By subject: Mathematics 4% easy, 81% moderate, 15% tough; Physics 25% easy, 75% moderate, 0% tough; Chemistry 20% easy, 73% moderate, 8% tough.

Chemistry questions were spread across 22 chapters, with Coordination Compounds (4), Hydrocarbons (4), and Chemical Bonding and Molecular Structure (3) carrying the most weight. Mathematics questions were spread across 27 chapters, with Functions (8), Application of Derivatives (7), and Vector Algebra (6) carrying the most weight. Physics questions were spread across 22 chapters, with Mechanical Properties of Fluids (4), Ray Optics (4), and Semiconductors (4) carrying the most weight.

Chemistry

  1. 1The plot of radial probability density against for an electron in orbital of a many electron atom is given below: The value of is2026Quantum mechanical model
  2. 2In a first order reaction the concentration of reactant decreases from moles lit to moles lit in s. The rate constant of the reaction is (ap2026Integrated rate laws
  3. 3For the reaction , variation of concentration is plotted against time as shown below. Which of the following statements is true?2026Law of Mass Action, Equilibrium Constant (Kc and Kp) and its Application
  4. 4Peroxide ion is2026Molecular Orbital Theory
  5. 5The calculated magnetic moment for low spin is2026Terminology of coordination compounds
  6. 6A compound contains two types of atoms A and B. Its crystal structure is a cubic lattice with 'A' atoms at the corner of the unit cells and 2026Cubic system
  7. 7Glucose is added to litre of water to such an extent that equals to . The weight of glucose added is2026Colligative Properties and Abnormal Molecular Masses
  8. 8How many isomers can a compound with molecular formula have?2026Isomerism of Organic Compounds
  9. 9The correct order of conductivity of (M) separate aqueous solutions of (i); (ii); (iii) and (iv) each containing octahedral complex species 2026Terminology of coordination compounds
  10. 10In the following reaction sequence, the product is2026Properties and Preparation of Alkenes
  11. 11The major product in the following reaction is2026Preparation and Properties of Aryl Halides
  12. 12In a conductance experiment, aqueous solution is added to aqueous solution gradually and simultaneously the molar conductivity is measured. 2026Conductance and Conductivity
  13. 13The major products and in the following reaction are2026Preparation of Ethers
  14. 14Which of the following is the structure of pyrosulphuric acid?2026Sulphur and Its Compounds
  15. 15The mass of an electron is kg. If its K.E. is J, its wavelength is (approximately)2026Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  16. 16Which one of the following does not lose water even in conc. ?2026Reactions of Alcohols
  17. 17The van't Hoff Factor (i) for a dilute aqueous solution of is2026Colligative Properties and Abnormal Molecular Masses
  18. 18In which of the following species, hybridisation is not associated?2026Hybridisation and VSEPR Theory
  19. 19Which one of the following cations gives a chocolate brown precipitate upon addition of aqueous solution of ?2026Identification of Basic Radicals
  20. 20Borazole is prepared by heating the product isolated by reacting2026Boron and Its Compounds
  21. 21Three engines A, B and C take steam at C and reject it at C, C and C respectively. The most efficient engine will be2026Carnot engine
  22. 22A buffer solution contains ml of (M) and ml of (M) . ml of water is added subsequently to the buffer solution. The pH before and after dilut2026Buffer solutions
  23. 23The increasing order of basicity of the following compounds is2026Preparation and Properties of Amines
  24. 24A compound (X) when treated with solution yields a brown precipitate. On adding hypo solution the precipitate turns white. The compound (X) 2026Oxidation and Reduction Reactions
  25. 25Among and , the species having the linear structures are2026Hybridisation and VSEPR Theory
  26. 26The van der Waal's equation: is valid for2026Real Gases and Van der Waal's Equation
  27. 27Rank the following anions in order of decreasing nucleophilicity in a polar protic solvent (most least nucleophilic)2026Attacking reagents
  28. 28The products and in the following reaction sequence are2026Reactions of Benzene
  29. 29In the following sequence of reactions, what is the end product ' '?2026Properties and Preparation of Alkynes
  30. 30Indicate the major product of the following reaction:2026Preparation and Properties of Monohalides
  31. 31To carry out the above conversion and are respectively2026Reactions of alkynes
  32. 32For the metal complex , coordination number, oxidation number, number of d-electrons and number of unpaired d-electrons are respectively2026Terminology of coordination compounds
  33. 33The IUPAC name of is2026IUPAC Nomenclature
  34. 34A cm solution of liberates g of iodine from an acidified solution. The percentage strength of is close to2026Chemical properties of hydrogen peroxide
  35. 35An organic compound undergoes first order decomposition. The time taken for its decomposition to th and th of its initial concentration are 2026Integrated rate laws
  36. 36Which of the following plot(s) is/are correct representation(s) of Boyle's Law?2026Gas laws and Ideal Gas Equation
  37. 37Which of the following have tetrahedral structure?2026Werner's theory and Valence Bond Theory
  38. 38mole of an ideal gas undergoes the following processes: Process A Isothermal expansion at K from volume to volume , such that Process B Adia2026First Law and Basic Fundamentals of Thermodynamics
  39. 39Which of the following statement(s) is/are correct?2026Disaccharides and Polysaccharides
  40. 40Which of the following statement(s) is/are correct about the given compound?2026Carbohydrates

Mathematics

  1. 1Given such that is the only real root of . If , then in the interval .2026Monotonicity
  2. 2If are the roots of the equation and , then , where is2026Relation between Roots and Coefficients
  3. 3If , then is equal to2026Infinite Series
  4. 4Consider a function which has exactly two roots at . If , then the value of is2026Algebraic and Rational Limits
  5. 5A vector given by moves in such a way that it is always parallel to the vector . The magnitude of is2026Algebra of Vectors
  6. 6The expression represents2026nth roots of unity
  7. 7elimination from the equation will be2026Sum and Difference & Multiple angle Formula
  8. 8If denotes the term of an A.P. and , then which one of the following options is a root of the equation ?2026Arithmetic Progression
  9. 9Consider the sequence of numbers . A person choose three numbers at random from the sequence. The probability that the chosen three number f2026Classical Definition of Probability
  10. 10If and is a matrix such that , then2026Product of Matrices
  11. 11Which of the following statements is always true?2026Monotonicity
  12. 12If , then the equation has2026Mean Value Theorem
  13. 13On the set of real numbers the relation , defined by iff2026Questions on Symmetric Transitive and Reflexive Properties
  14. 14If , where ; then the number of solutions of the equation in is/are (where represents fractional part function)2026Linear Differential Equation
  15. 15If the locus of mid point of any normal chord of the parabola is , where , then equals to2026Normal to Parabola
  16. 16The true set of values of 'K' for which may have a solution is2026Principal Value and Basics
  17. 17A mapping is selected at random from all mappings , where set . If the probability that the mapping is injective is , then the value of is2026Types of Function (Mapping)
  18. 18Let denotes the domain, then , which is defined by will have an inverse for the smallest real value of 'a' if2026Range
  19. 19If and , then numerical value of the area of the triangle whose vertices are and is2026Algebraic and Rational Limits
  20. 20The position vectors of two adjacent sides and of a rectangle OACB are and respectively, where O is the origin. If and be the acute angle be2026Algebra of Vectors
  21. 21The point of intersection of and , where and is2026Algebra of Vectors
  22. 22Let are in G.P. such that and . If , then is2026Geometric Progression
  23. 23The minimum length of intercept on any tangent to the ellipse cut by the circle is2026Tangent to ellipse
  24. 24Intercepts of the plane on the coordinate axes respectively are2026Plane in Space
  25. 25The general solution of the equation is2026Solving Trigonometric Equation
  26. 26If , then the value of is equal to2026Product of 2 vectors
  27. 27Number of elements in the range set of , for all ; (where denotes the greatest integer function) is2026Range
  28. 28Let 10 Bags which contains different articles respectively. Then the total number of ways to bring out 10 articles from a Bag is2026Combination
  29. 29Let domain and range of and is . If is an increasing function, is a decreasing function, and , then for all2026Composite Function
  30. 30Consider the following ellipse: , where is a positive decreasing function. Then the value (values) of for which the major axis coincides wit2026Equation of Ellipse
  31. 31The solution of the differential equation , given is2026Variable Separable Form
  32. 32Preview not available - open to view this question.2026Integration by Substitution
  33. 33Consider the function defined implicitly by the equation on the interval . The area of the region bounded by the curve , the x-axis and the 2026Area of Curve along axis
  34. 34The total number of polynomials of the form which is divisible by , where is2026Conjugate, modulus and argument
  35. 35The term independent of in the expansion of is equal to2026Terms of Binomial Expansion
  36. 36For a real number , consider denotes the greatest integer less than or equal to . If , then2026Differentiability
  37. 37If , then is2026Properties of Definite Integration
  38. 38The least positive value of 'a' for which the equation has a solution is2026Properties of Definite Integration
  39. 39Let all the points on the curve are reflected about the line . If the locus of the reflected points is in the form , then the value of is2026Equation of Circle & its intercept
  40. 40The equation has2026Domain
  41. 41If the domain of is , then the domain of is2026Domain
  42. 42The number of 3-digit numbers we of the form with and is2026Permutation
  43. 43Suppose is denoted the set of all numbers between 1 and 700 which are divisible by 3 and let is denoted the set of all numbers between 1 and2026Divisibility Test
  44. 44Let us define the power of a matrix as the minimum such that . For two matrices and if and , then the power of the matrix is between2026Product of Matrices
  45. 45If for two real numbers with and , , then the value of is2026Sum and difference of angles
  46. 46Let . If , then the value of is2026Expansion of Determinants
  47. 47Let be a differentiable function such that and . Suppose for all , . Then the value of belongs to2026Variable Separable Form
  48. 48If 'a' is an integer lying in , then the probability that the graph of lies above the x-axis is2026Graph and Sign of Quadratic
  49. 49Consider a square ABCD of diagonal length . The square is folded along the diagonal AC so that the plane of ABC is perpendicular to the plan2026Line in Space
  50. 50If and is constant of integration, then will be2026Integration by Substitution
  51. 51Let be the vector with , which makes equal angles with the vector and and is perpendicular to the vector . If the angle between and the unit2026Product of 2 vectors
  52. 52Let are six sets, each with four elements and are sets, each with two elements. Let . Given that each element of belongs to exactly four of 2026Questions on number of relations and sets
  53. 53A figure is bounded by the curves and . The point at which a tangent should be drawn to the curve for it to cut off trapezium of the greates2026Maxima Minima
  54. 54The ends of a straight line segment of constant length slide upon the fixed rectangular axes OX, OY respectively. If the rectangle OAPB comp2026Locus
  55. 55Let 1 lies between the roots of the equation and denotes the greatest integer function. Then the value of is2026Location of Roots
  56. 56Let be a twice differentiable function in and . Further if , then for all in2026Mean Value Theorem
  57. 57The quantities form an infinite decreasing G.P. If , then the common ratio of the progression for which the expression is at a maximum is2026Geometric Progression
  58. 58If be a real valued function defined for all real numbers such that for some fixed , it satisfies , then is periodic with period2026Periodicity
  59. 59Four natural numbers selected at random are multiplied together, then the probability that the digit in the unit's place in the product be 12026Classical Definition of Probability
  60. 60Let be a real valued function which is monotonic and differentiable. Then for any reals and ,2026Definite Integration by Substitution
  61. 61Tangent at a point (other than ) on the curve meets the curve again at . The tangent at meets the curve at and so on. Then the abscissae of 2026Tangent Normal
  62. 62The equation and have two roots in common. If the third root of each equation is represented by and respectively, the GCD of will be2026Common Roots
  63. 63Let be non-zero real numbers, such that , then has2026Properties of Definite Integration
  64. 64Let be the roots of the equation , where the coefficients and may be complex numbers and also let represent respectively in the complex plan2026Rotation Theorem
  65. 65Let , where and is defined from onto . Then the value of is equal to2026Sum and difference of angles
  66. 66If and , then the value of is2026Properties of Binomial Coefficients
  67. 67If is differentiable for all and satisfies the relation where denotes the greatest integer function, then2026Existance of Limit
  68. 68If a differentiable function satisfies and , then2026Functional Equation
  69. 69Let for all and is bounded. If where , then the value(s) of is/are2026Properties of Definite Integration
  70. 70Consider the curve . The tangent to the curve at the point is inclined at an angle to OX and the tangent at meets the curve again at . Then2026Tangent Normal
  71. 71If , then for2026Converting one Inverse T function to other Inverse T
  72. 72Let , where and are three non-coplanar vectors. It is given that is perpendicular to . Then the possible value(s) of is/are2026Product of 2 vectors
  73. 73The parabola has vertex . It intersects x-axis at and . If the parabola is translated from its initial position to a new position by moving 2026standard equation of parabola
  74. 74If be independent events such that and the probability that none of the events occurs be , then2026Independent Events
  75. 75If has real roots, then the value/values of is/are2026Condition for Real Roots

Physics

  1. 1Radiation of wavelength is incident on a photocell. The fastest emitted electron has speed . If the wavelength is changed to , then the spee2026Photoelectric Effect
  2. 2The equation of a transverse wave is . If the maximum particle velocity be four times that of wave velocity then2026Basics of Mechanical Waves
  3. 3A person has a minimum distance of distinct vision of 50 cm. The power of lens required to read a book at a distance of 25 cm is2026Human eye
  4. 4From a tower of height , a particle is thrown vertically upwards with a speed . The time taken by the particle to hit the ground is times th2026Motion Under Gravity
  5. 5A resistor of resistance ' ' draws power ' ' when connected to an AC source. If an inductance is now placed in series with , such that the i2026AC Circuits
  6. 6Two identical metal bars are heated in two different temperature and allowed to cool in the same surroundings. Which one of the following fi2026Radiation
  7. 7Which one of the following graphs represents the velocity-time graph of a small spherical body falling in a viscous liquid?2026Viscosity
  8. 8A body initially at rest and sliding along a frictionless track from a height ' ' (as shown in figure) just completes a vertical circle of d2026Energy
  9. 9There is a ring of radius having linear charge density and rotating with a uniform angular velocity . The magnitude of the magnetic field pr2026Biot-Savart’s Law and Ampere’s Circuital Law
  10. 10Three block of masses kg, kg and kg are placed on a horizontal frictionless surface and a force of N pulls the system as shown below. The va2026Newton's laws of motion
  11. 11A radioactive element emits two -particle, one electrons and two positrons. The transformed nucleus is represented by . The value of is2026Radioactivity
  12. 12Density and volume of a body are given as gm/cm and cm respectively. The absolute error in measurement of mass is2026Errors of Measurement
  13. 13Three vectors and are such that and along with . Then, the value of will be2026Addition and Subtraction of Vectors
  14. 14Up to what distance, the ray optics is sufficiently valid when the aperture is mm wide and the wavelength is Å?2026Diffraction of Light
  15. 15A simple pendulum of length has a bob of mass , with a charge . On it a vertical sheet of charge, with surface charge density ' ' passes thr2026Electric Field and Electric Field Lines
  16. 16A uniform but time varying magnetic field is present in a circular region of radius ' '. The magnetic field is perpendicular and into the pl2026Induced Electric Field
  17. 17A circular coil, carrying current, has radius . The distance from the centre of the coil on the axis where the magnetic induction will be th2026Biot-Savart’s Law and Ampere’s Circuital Law
  18. 18Two spherical soap bubbles of radii and in vaccum coalesce under isothermal condition. The newly formed bubble has a radius given by2026Surface tension
  19. 19The I - V characteristics graph shown below is exhibited by2026Special purpose diodes
  20. 20A uniform rod AB is suspended from a point P, at a variable distance , from A, as shown in figure. To make the rod horizontal, a mass ' ' is2026Torque
  21. 21The magnetic moment of an iron bar is . It is now bent in such a way that it forms an arc section of a circle subtending an angle of at the 2026Magnetic Moment
  22. 22Consider a fuse wire of length and radius . The time of heating for passing the maximum current will depend on2026Electric Power and Heating Effect of Current
  23. 23A square of side lies in the plane, where the magnetic field is given by where is constant. The magnetic flux passing through the square is2026Magnetic Flux, Faraday's and Lenz law
  24. 24If a vector is rotated in the plane by an angle with respect to x-axis in the clockwise direction, then for an observer at +y axis the vecto2026Fundamentals of Vectors
  25. 25A pipe A is connected with other pipes B and C as shown in the figure. The areas of cross-section of A, B and C are respectively and . If th2026Hydrodynamics
  26. 26A plano-convex lens fits exactly into a plano-concave lens. Their plane surfaces are parallel to each other. If lenses are made of different2026Lens Formula, Refraction of light from curved surface
  27. 27A ray of light travelling in air is incident on one face of a parallel glass slab of thickness a refractive index at an angle of incidence .2026Refraction of light from plane surface
  28. 28The velocity of a particle at time is given by , where and are constants. The dimension of and are, respectively2026Dimensions
  29. 29The inputs to a digital circuit are as shown below. The output is2026Logic gates
  30. 30A body of density ' ' is dropped slowly on the surface of a lake of depth . If the density of the water be ' ' then the time taken by the bo2026Archmidies Principle
  31. 31The circuit has two oppositely connected ideal diodes in parallel as shown in the figure. What is the current flowing in the circuit?2026Diodes
  32. 32moles of an ideal gas with are mixed with moles of another ideal gas with . The value of for the mixture is2026Degree of Freedom and Specific Heat
  33. 33The de-Broglie wavelength of an electron in 4th orbit is (where = radius of the 1st orbit)2026Bohr's Atomic Model
  34. 34A particle of mass is suspended from a point by a string of length . It is given a velocity at the bottom. The difference in tension at poin2026Non-uniform Circular Motion
  35. 35An electromagnetic wave, whose wave normal makes an angle of with the vertical, is travelling in air and strikes a horizontal liquid surface2026Refraction of light from plane surface
  36. 36For Boolean variables and , . Then, which of the following statements is/are correct?2026Logic gates
  37. 37Two points of monochromatic and coherent sources of light of wavelength each, are placed as shown in figure. The initial phase difference be2026Youngs Double Slit Experiment
  38. 38Which of the velocity-time graph(s) can possibly represent one-dimensional motion of a particle?2026Graphs of motion in one dimension
  39. 39The moment of inertia of a thin disc about axes are and respectively, as shown in figure. If the moment of inertia about an axis passing thr2026Moment of inertia of rigid bodies
  40. 40The displacement current flows through a capacitor when the voltage across its plates2026Electromagnetic Waves and Maxwell's equations

Frequently Asked Questions

1.How many questions are in the WBJEE 2026 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.How is the WBJEE 2026 paper structured?

The WBJEE 2026 paper on MARKS has 155 questions, organised by subject:

  • Chemistry: 40 questions - 35 single-correct and 5 multiple-correct.
  • Mathematics: 75 questions - 69 single-correct and 6 multiple-correct.
  • Physics: 40 questions - 34 single-correct and 6 multiple-correct.
4.How difficult is the WBJEE 2026 paper?

Each question on MARKS carries a difficulty rating. Of the 155 rated questions in this paper, 21 (14%) are easy, 120 (77%) are medium and 14 (9%) are hard. Subject wise:

  • Chemistry: 8 easy, 29 medium, 3 hard
  • Mathematics: 3 easy, 61 medium, 11 hard
  • Physics: 10 easy, 30 medium, 0 hard
5.Which chapters were asked the most in the WBJEE 2026 paper?

The chapters with the most questions in each subject were:

  • Chemistry: Coordination Compounds (4), Hydrocarbons (4), and Chemical Bonding and Molecular Structure (3).
  • Mathematics: Functions (8), Application of Derivatives (7), and Vector Algebra (6).
  • Physics: Mechanical Properties of Fluids (4), Ray Optics (4), and Semiconductors (4).
6.Where can I find the solutions for the WBJEE 2026 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 2026 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 2026 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.