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JEE Main 2007

Browse the complete Chemistry, Mathematics, and Physics question set from the JEE Main 2007 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 120 questions in total - 47 easy (39%), 58 moderate (48%) and 15 tough (13%). That's a fairly typical mix for this exam. By subject: Physics 50% easy, 45% moderate, 5% tough; Chemistry 35% easy, 55% moderate, 10% tough; Mathematics 32% easy, 45% moderate, 24% tough.

Chemistry questions were spread across 20 chapters, with Chemical Bonding and Molecular Structure (4), Ionic Equilibrium (4), and Chemical Kinetics (3) carrying the most weight. Mathematics questions were spread across 25 chapters, with Application of Derivatives (3), Sequences and Series (3), and Straight Lines (3) carrying the most weight. Physics questions were spread across 22 chapters, with Magnetic Effects of Current (5), Electrostatics (4), and Oscillations (4) carrying the most weight.

Chemistry

  1. 1The energies of activation for forward and reverse reactions for are and respectively. The presence of catalyst lowers the activation energy2007Arrhenius theory
  2. 2The cell, , was allowed to be completely discharged at . The relative concentration of to is2007Cells and Electrode Potential, Nernst Equation
  3. 3The of a weak acid is . The of an aqueous buffered solution of in which of the acid is ionized is2007Buffer solutions
  4. 4Consider the reaction, Products When concentration of alone was doubled, the half-life did not change. When the concentration of alone was d2007Rate law and rate constant
  5. 5Identify the incorrect statement among the following2007Properties of D-block elements
  6. 6Which one of the following has a square planar geometry?2007Werner's theory and Valence Bond Theory
  7. 7Which of the following molecules is expected to rotate the plane of plane polarized light?2007Isomerism of Organic Compounds
  8. 8The secondary structure of a protein refers to2007Proteins
  9. 9Which of the following reactions will yield dibromopropane?2007Preparation and Properties of Geminal and Vicinal Dihalides
  10. 10In the chemical reaction, , the compound and are respectively2007Preparation and Properties of Isocyanides
  11. 11The reaction of toluene with in presence of gives predominantly2007Reactions of aromatic compounds
  12. 12Presence of a nitro group in a benzene ring2007Reactions of aromatic compounds
  13. 13In which of the following ionization processes, the bond order has increased and the magnetic behaviour has changed?2007Molecular Orbital Theory
  14. 14The actinoids exhibits more number of oxidation states in general than the lanthanoids. This is because2007F-Block elements
  15. 15Equal masses of methane and oxygen are mixed in an empty container at . The fraction of the total pressure exerted by oxygen is2007Mixture of gases
  16. 16A solution of a substance is isotonic with a solution of urea molar mass ) in the same solvent. If the densities of both the solutions are a2007Mixture of gases
  17. 17Assuming that water vapour is an ideal gas, the internal energy when of water is vapourised at pressure and , (Given: Molar enthalpy of vapo2007First Law and Basic Fundamentals of Thermodynamics
  18. 18In a sautrated solution of the sparingly soluble strong electrolyte (Molecular mass ) the equilibrium which sets in is If the solubility pro2007Solubility
  19. 19A radioactive element gets spilled over the floor of a room. Its half-life period is days. If the initial activity is ten times the permissi2007Integrated rate laws
  20. 20Which one of the following conformation of cyclohexane is chiral?2007Isomerism of Organic Compounds
  21. 21Which of the following is the correct order of decreasing reactivity?2007Preparation and Properties of Monohalides
  22. 22In the following sequence of reactions, the compound ' ' is2007Preparation and Properties of Alcohols
  23. 23Which of the following sets of quantum numbers represents the highest energy of an atom?2007Quantum mechanical model
  24. 24Which of the following hydrogen bonds is the strongest?2007Van Der Waals Forces, Hydrogen Bonding and Metallic Bonding
  25. 25In the reaction.2007Gas laws and Ideal Gas Equation
  26. 26Regular use of which of the following fertilizer increases the acidity of soil?2007Salt Hydrolysis
  27. 27Identify the correct statement regarding a spontaneous process2007Third law of thermodynamics
  28. 28Which of the following nuclear reactions will generate an isotope?2007F-Block elements
  29. 29The equivalent conductances of two strong electrolytes at infinite dilution in (where ions move freely through a solution) at are given belo2007Conductance and Conductivity
  30. 30Which one of the following is the strongest base in aqueous solution?2007Preparation and Properties of Amines
  31. 31The compound formed as a result of oxidation of ethyl benzene by is2007Preparation and Properties of Carboxylic Acids
  32. 32The IUPAC name of is2007IUPAC Nomenclature
  33. 33Which of the following species exhibits the diamagnetic behaviour?2007Molecular Orbital Theory
  34. 34The stability of dihalides of and increases steadily in the sequence2007Modern periodic table
  35. 35Identify the incorrect statement among the following2007Halogens and Its Compounds
  36. 36The charge/size ratio of a cation determines its polarizing power. Which one of the following sequences represents the increasing order of t2007Polarization
  37. 37The density (in ) of a sulphuric acid solution that is (Molar mass ) by mass will be2007Concentration terms
  38. 38The first and second dissociation constants of an acid are and respectively. The overall dissociation constant of the acid will be2007Theories of Acids and Bases
  39. 39A mixture of ethyl alcohol and propyl alcohol has a vapour pressure of at . The vapour pressure of propyl alcohol is . If the mole fraction 2007Vapour pressure and raoult's law
  40. 40In conversion of lime-stone to lime, the vales of and are and respectively at and . Assuming that do not change with temperature, temperatur2007Third law of thermodynamics

Mathematics

  1. 1In a geometric progression consisting of positive terms, each term equals the sum of the next two terms. Then the common ratio of this progr2007Geometric Progression
  2. 2If then a value of is2007Principal Value and Basics
  3. 3In the binomial expansion of , the sum of and terms is zero, then equals2007Terms of Binomial Expansion
  4. 4The set is to be partitioned into three sets of equal size. Thus, . The number of ways to partition is2007Selection of one or more item
  5. 5The largest interval lying in for which the function is defined, is2007Domain
  6. 6A pair of fair dice is thrown independently three times. The probability of getting a score of exactly twice is2007Classical Definition of Probability
  7. 7Consider a family of circles which are passing through the point and are tangent to axis. If are the co-ordinates of the centre of the circl2007Family of Circle
  8. 8Let be the line of intersection of the planes and . If makes an angles with the positive -axis, then equals2007Plane in Space
  9. 9The differential equation of all circles passing through the origin and having their centres on the -axis is2007Formation of Differential Equation
  10. 10If and are positive real numbers such that , then the maximum value of is2007Inequalities
  11. 11A tower stands at the centre of a circular park. and are two points on the boundary of the park such that subtends an angle of at the foot o2007Heights and Distances
  12. 12The sum of the series2007Sum of Series
  13. 13The normal to a curve at meets the -axis at . If the distance of from the origin is twice the abscissa of , then the curve is a2007Tangent Normal
  14. 14If , then the maximum value of is2007Geometry of Complex Number
  15. 15The resultant of two forces and is a force of . If the direction of force were reversed, the resultant would be . The value of is2007Algebra of Vectors
  16. 16Two aeroplanes I and II bomb a target in succession. The probabilities of I and II scoring a hit correctly are and , respectively. The secon2007Bernoulli Trial and Binomial Distribution
  17. 17If for then is2007Expansion of Determinants
  18. 18For the hyperbola , which of the following remains constant when varies?2007Equation of hyperbola
  19. 19If a line makes an angle of with the positive directions of each of -axis and -axis, then the angle that the line makes with the positive di2007Line in Space
  20. 20A value of for which the conclusion of Mean Value Theorem holds for the function on the interval is2007Mean Value Theorem
  21. 21The function is an increasing function in2007Monotonicity
  22. 22Let . If , then equals2007Product of Matrices
  23. 23The sum of the series upto infinity is2007Summation of Series
  24. 24If and are unit vectors and is the acute angle between them, then is a unit vector for2007Product of 2 vectors
  25. 25The average marks of boys in a class is and that of girls is . The average marks of boys and girls combined is . The percentage of boys in t2007Mean
  26. 26The equation of a tangent to the parabola is . The point on this line from which the other tangent to the parabola is perpendicular to the g2007Tangent to Parabola
  27. 27If is one end of a diameter of the sphere , then the coordinates of the other end of the diameter are2007Line and Plane
  28. 28Let and . If the vector lies in the plane of and , then equals2007Product of 2 vectors
  29. 29Let and be the vertices of a right angled triangle with as its hypotenuse. If the area of the triangle is , then the set of values which ' '2007Locus
  30. 30Let and be three points. The equation of the bisector of the angle2007Angle bisector
  31. 31If one of the lines of is a bisector of the angle between the lines , then is2007Angle bisector
  32. 32Let , where . Then equals2007Properties of Definite Integration
  33. 33Let be a function defined by . Then which of the following is true?2007Differentiability
  34. 34The function given by can be made continuous at by defining as2007Exponential and logarithmic limits
  35. 35The solution for of the equation is2007Properties of Definite Integration
  36. 36equals2007Integration by Substitution
  37. 37The area enclosed between the curves and is2007Area bounded by two curves
  38. 38If the difference between the roots of the equation is less than , then the set of possible values of is2007Location of Roots

Physics

  1. 1The displacement of an object attached to a spring and executing simple harmonic motion is given by metres. The time at which the maximum sp2007Simple Harmonic Motion
  2. 2In an a.c. circuit the voltage applied is . The resulting current in the circuit is . The power consumption in the circuit is given by2007Alternating Current, Voltage and Power
  3. 3An electric charge is placed at the origin of co-ordinate system. Two points and are situated at and respectively. The potential difference 2007Electric Potential and Potential Energy
  4. 4A battery is used to charge a parallel plate capacitor till the potential difference between the plates becomes equal to the electromotive f2007Force and Energy stored in capacitor
  5. 5An ideal coil of is connected in series with a resistance of and a battery of . second after the connection is made the current flowing in a2007LR Circuit
  6. 6A long straight wire of radius ' ' caries a steady current . The current is uniformly distributed across its cross section. The ratio of the2007Magnetic Field
  7. 7A current flows along the length of an infinitely long, straight, thin walled pipe. Then2007Magnetic Field
  8. 8If is the mass of an oxygen isotope and are the masses of a proton and a neutron respectively, the nuclear binding energy of the isotope is2007Nuclear energy
  9. 9In gamma ray emission from a nucleus2007Radioactivity
  10. 10If in a junction diode, a square input signal of is applied as shown Then the output signal across will be2007Diodes
  11. 11Photon of frequency has a momentum associated with it. If is the velocity of light, the momentum is2007Matter Waves
  12. 12The velocity of a particle is . If its position is at , then its displacement after unit time is2007Non-uniform Motion
  13. 13For the given uniform square lamina , whose centre is ,2007Moment of inertia of rigid bodies
  14. 14A point mass oscillates along the -axis according to the law . If the acceleration of the particle is written as2007Simple Harmonic Motion
  15. 15Charges are placed on the vertices of a square as shown. Let be the electric field and the potential at the centre. If the charges on and ar2007Electric Charge and Coulomb's law
  16. 16The half-life period of a radio-active element is same as the mean life time of another radioactive element . Initially they have the same n2007Radioactivity
  17. 17A Carnot engine, having an efficiency of as heat engine, is used as a refrigerator. If the work done on the system is , the amount of energy2007Heat Engine, Refrigerator and Second Law of Thermodynamics
  18. 18Carbon, silicon and germanium have four valence electrons each. At room temperature which one of the following statements is most appropriat2007Semiconductors
  19. 19A charged particle with charge enters a region of constant, uniform and mutually orthogonal fields and with a velocity perpendicular to both2007Motion of Charged Particle in Magnetic Field
  20. 20The potential at a point (measured in ) due to some charges situated on the -axis is given by . The electric field at is given by2007Electric Potential and Potential Energy
  21. 21Which of the following transitions in hydrogen atoms emit photons of highest frequency?2007Bohr's Atomic Model
  22. 22A block of mass ' ' is connected to another block of mass ' ' by a spring (massless) of spring constant ' '. The blocks are kept on a smooth2007Spring force
  23. 23Two lenses of power and are in contact with each other. The focal length of the combination is2007Combination of Lens and Mirrors
  24. 24One end of a thermally insulated rod is kept at a temperature and the other at . The rod is composed of two sections of lengths and and ther2007Conduction
  25. 25A sound absorber attenuates the sound level by . The intensity decreases by a factor of2007Properties of Sound Waves
  26. 26If and denote the specific heats of nitrogen per unit mass at constant pressure and constant volume respectively, then2007Degree of Freedom and Specific Heat
  27. 27A charged particle moves through a magnetic field perpendicular to its direction. Then2007Motion of Charged Particle in Magnetic Field
  28. 28Two identical conducting wires and are placed at right angles to each other. The wire carries an electric current and carries a current . Th2007Magnetic Field
  29. 29The resistance of a wire is at and at . The resistance of the wire at will be2007Resistance and Resistivity
  30. 30A parallel plate condenser with a dielectric of dielectric constant between the plates has a capacity and is charged to a potential . The di2007Capacitors with Dielectric
  31. 31If and are the accelerations due to gravity on the surfaces of the earth and the moon respectively and if Millikan's oil drop experiment cou2007Electric Charge and Coulomb's law
  32. 32A circular disc of radius is removed from a bigger circular disc of radius such that the circumferences of the discs coincide. The centre of2007Centre of mass of continuous mass distribution
  33. 33A round uniform body of radius , mass and moment of inertia ' ', rolls down (without slipping) an inclined plane making an angle with the ho2007Rolling without Slipping
  34. 34Angular momentum of the particle rotating with a central force is constant due to2007Angular momentum and Angular impulse
  35. 35A block slides on a horizontal floor with a speed of . It strikes a uncompressed spring, and compresses it till the block is motionless. The2007Spring force
  36. 36A particle is projected at to the horizontal with a kinetic energy . The kinetic energy at the highest point is2007Projectile motion
  37. 37In a Young's double slit experiment the intensity at a point where the path difference is ( being the wavelength of the light used) is . If 2007Youngs Double Slit Experiment
  38. 38Two springs, of force constants and , are connected to a mass as shown. The frequency of oscillation of the mass is . If both and are made f2007Applications of SHM
  39. 39When a system is taken from state to state along the path , it is found that and . Along the path' . along the path is2007Thermodynamic Systems
  40. 40A particle of mass executes simple harmonic motion with amplitude ' ' and frequency ' '. The average kinetic energy during its motion from t2007Energy of Simple Harmonic Motion
  41. 41A body weighing is suspended by two strings and long, their other ends being fastened to the extremities of a rod long. If the rod be so hel2007Newton's laws of motion
  42. 42A particle just clears a wall of height at distance and strikes the ground at a distance from the point of projection. The angle of projecti2007Projectile motion

Frequently Asked Questions

1.How many questions are in the JEE Main 2007 paper?

This paper has 120 questions in total - 40 from Chemistry, 38 from Mathematics, and 42 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 JEE Main 2007 paper structured?

The JEE Main 2007 paper on MARKS has 120 questions, organised by subject:

  • Chemistry: 40 questions - 40 single-correct.
  • Mathematics: 38 questions - 38 single-correct.
  • Physics: 42 questions - 42 single-correct.
4.How difficult is the JEE Main 2007 paper?

Each question on MARKS carries a difficulty rating. Of the 120 rated questions in this paper, 47 (39%) are easy, 58 (48%) are medium and 15 (13%) are hard. Subject wise:

  • Chemistry: 14 easy, 22 medium, 4 hard
  • Mathematics: 12 easy, 17 medium, 9 hard
  • Physics: 21 easy, 19 medium, 2 hard
5.Which chapters were asked the most in the JEE Main 2007 paper?

The chapters with the most questions in each subject were:

  • Chemistry: Chemical Bonding and Molecular Structure (4), Ionic Equilibrium (4), and Chemical Kinetics (3).
  • Mathematics: Application of Derivatives (3), Sequences and Series (3), and Straight Lines (3).
  • Physics: Magnetic Effects of Current (5), Electrostatics (4), and Oscillations (4).
6.Are there any out-of-syllabus questions in the JEE Main 2007 paper?

Yes. 19 of the 120 questions in this paper are marked on MARKS as outside the current syllabus. You can still practise them for the concept, but they are a lower priority if you are short on time.

7.Where can I find the solutions for the JEE Main 2007 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.

8.How should I use the JEE Main 2007 paper to check my preparation?

Set a timer, attempt the 120 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 JEE Main. Repeating this with other papers shows whether the same weak spots keep coming back.

9.Will the JEE Main 2007 paper help me prepare for JEE Main 2027?

Yes. Every past paper shows the question styles and topics JEE Main 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.