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KCET 2012

Browse the complete Chemistry, Mathematics, and Physics question set from the KCET 2012 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 180 questions in total - 85 easy (47%), 65 moderate (36%) and 30 tough (17%). That's an easier-than-usual mix for this exam - aim to clear it quickly and save time for the harder papers. By subject: Chemistry 48% easy, 40% moderate, 12% tough; Mathematics 45% easy, 37% moderate, 18% tough; Physics 48% easy, 32% moderate, 20% tough.

Chemistry questions were spread across 24 chapters, with Coordination Compounds (6), Chemical Bonding and Molecular Structure (5), and Electrochemistry (5) carrying the most weight. Mathematics questions were spread across 26 chapters, with Circle (5), Mathematical Reasoning (5), and Binomial Theorem (4) carrying the most weight. Physics questions were spread across 27 chapters, with Current Electricity (5), Magnetic Effects of Current (5), and Nuclear Physics (5) carrying the most weight.

Chemistry

  1. 1Saccharin, an artificial sweetener, is manufactured from2012Artificial Sweetning Agents and Food Preservatives
  2. 2Which of the following is not true for l reaction?2012Preparation and Properties of Monohalides
  3. 3Oil of winter green is2012Preparation and Properties of Esters
  4. 4An organic compound ' ' burns with a sooty flame. It is negative towards Tollen's reagent test and positive for Borsche's reagent test. The 2012Reactions of alkynes
  5. 5For a reaction, products, the rate of the reaction at various concentrations are given below The rate law for the above reaction is2012Methods to determine order of reaction
  6. 6Which one of the following has no unpaired electrons?2012Molecular Orbital Theory
  7. 7The atomic number of cobalt is 27. The EAN of cobalt in is2012Terminology of coordination compounds
  8. 8The "spin only" magnetic moment of in aqueous solution would be [At. no. of ]2012Crystal Field Theory
  9. 9Impossible orbital among the following is2012Quantum mechanical model
  10. 10The total number of electrons in of water (density ) is2012Mole concept
  11. 11The number of moles of hydrogen that can be added to 1 mole of an oil is the highest in2012Properties and Preparation of Alkanes
  12. 12The reaction between sodium and water can be made less vigorous by2012General Characteristics of Alkali Metals
  13. 13All colloidal dispersions have2012Colligative Properties and Abnormal Molecular Masses
  14. 14Silver iodide is used for producing artificial rain because Agl2012Compounds of Transition Metals
  15. 15The equilibrium constant of a reaction is at . The standard free energy change of the reaction at the same temperature is2012Cells and Electrode Potential, Nernst Equation
  16. 16The function of potassium ethyl xanthate in froth floatation process is to make the ore2012Concentration of the Ore
  17. 17The correct order of electronegativities of , and is2012Periodic properties
  18. 18The s-block element used as a catalyst in the manufacture of Buna-S rubber is2012Preparation and Properties of Polymers
  19. 19Which of the following is not a characteristic of a covalent compound?2012Hybridisation and VSEPR Theory
  20. 20The volume of oxalic acid that can be completely oxidized by of solution is2012Redox titration
  21. 21A ligand is a2012Terminology of coordination compounds
  22. 22The vapour pressures of two liquids and in their pure states are in the ratio of . A binary solution of and contains and in the mole proport2012Vapour pressure and raoult's law
  23. 23Which of the following statements is true?2012Entropy and Second law of thermodynamics
  24. 24of is mixed with of . The of the resulting solution will be2012PH of solutions
  25. 25On adding which of the following, the of of will not alter?2012PH of solutions
  26. 26Which one of the following has a potential more than zero?2012Cells and Electrode Potential, Nernst Equation
  27. 27HCHO was treated with a reagent X. The product formed upon hydrolysis in the presence of an acid gave . The reagent is2012Preparation of Ethers
  28. 28Benzylamine is a stronger base than aniline because2012Preparation and Properties of Amines
  29. 29The relative acidic strengths of benzoic acid, -toluic acid and -toluic acid is of the decreasing order2012Preparation and Properties of Carboxylic Acids
  30. 30The bond and bond in ethane are formed by which of the following types of overlap?2012Hybridisation and VSEPR Theory
  31. 31The IUPAC name of is2012IUPAC Nomenclature
  32. 32A first order reaction is complete in 20 minutes. How long will the reaction take to be complete?2012Integrated rate laws
  33. 33A given sample of milk turns sour at room temperature in . In a refrigerator at , it can be stored 10 times longer. The energy of activation2012Arrhenius theory
  34. 34At , a gaseous reaction was found to follow first order kinetics. Starting with pure , the total pressure at the end of was of . The total p2012Integrated rate laws
  35. 35From the Ellingham graphs on carbon, which of the following statements is false?2012Concentration of the Ore
  36. 36Which of the following is a negatively charged bidentate ligand?2012Terminology of coordination compounds
  37. 37The secondary valency of platinum in tetra amminedichloroplatinum (IV) chloride is2012Terminology of coordination compounds
  38. 38Which one of the following has a magnetic moment of ?2012Crystal Field Theory
  39. 39The correct order of ionisation energy of and is2012Periodic properties
  40. 40The correct set of four quantum numbers for the outermost electron of sodium is2012Quantum mechanical model
  41. 41The ore that is concentrated by the froth floatation process is2012Concentration of the Ore
  42. 42The equivalent mass of a certain bivalent metal is 20 . The molecular mass of its anhydrous chloride is2012Equivalence concept
  43. 432 moles of is kept in a closed container at and under 1 atm pressure. It is heated to when by mass of decomposes to . The resulting pressure2012Quantitative measures in chemical equations
  44. 44Sucrose is not a reducing sugar since2012Disaccharides and Polysaccharides
  45. 45Which one of the following contains ionic, covalent and coordinate bonds?2012Covalent and Co-ordinate Bonding
  46. 46Dialysis can be used to separate2012Preparation and Purification of colloids
  47. 47The percentage of -character of the hybrid orbitals in graphite and diamond are respectively2012Hybridisation and VSEPR Theory
  48. 48A gas expands from a volume of to a volume of against an external pressure of . The work done by the gas will be2012First Law and Basic Fundamentals of Thermodynamics
  49. 49The mass of a non-volatile solute of molar mass that should be dissolved in octane to lower its vapour pressure by is2012Vapour pressure and raoult's law
  50. 50During the adsorption of a gas on the surface of a solid, which of the following is true?2012Third law of thermodynamics
  51. 51The approximate time duration in hours to electroplate 30 of calcium from molten calcium chloride using a current of is [At. mass of ]2012Cells and Electrode Potential, Nernst Equation
  52. 52The of the solution obtained by mixing of a solution of with of a solution of is2012PH of solutions
  53. 53The equilibrium constant of the reaction is2012Cells and Electrode Potential, Nernst Equation
  54. 54An oxygen containing organic compound was found to contain carbon and of hydrogen. Its vapour density is 23 . The compound reacts with sodiu2012Quantitative analysis of organic compounds
  55. 55Which one of the following is not true regarding electromeric effect?2012Electron displacement effects
  56. 56Which one of the following is not formed when a mixture of methyl bromide and bromobenzene is heated with sodium metal in the presence of dr2012Preparation and Properties of Monohalides
  57. 57Power alcohol is a mixture of2012Preparation and Properties of Alcohols
  58. 58Identify in the following2012Preparation and Properties of Monohalides
  59. 59of methane is completely burnt using of oxygen. The volume of the gas left after cooling to room temperature is2012Quantitative measures in chemical equations
  60. 60of acetic acid is completely neutralized using a standard solution of . The volume of ethane obtained at STP after the complete electrolysis2012Cells and Electrode Potential, Nernst Equation

Mathematics

  1. 1If , then values are2012Logarithm
  2. 2If is , then is2012Descartes Rule of Sign
  3. 3If and have elements in common, then the number of elements common to and is2012Questions on number of relations and sets
  4. 4The 13 th term in the expansion of is independent of , then the sum of the divisors of is2012Terms of Binomial Expansion
  5. 5If one of the slopes of the pair of lines is times the other, then2012Pair of lines through origin
  6. 6If , then is equal to2012Algebraic and Rational Limits
  7. 7The number of solutions of the equation , where , are2012Conjugate, modulus and argument
  8. 8The least and the greatest distances of the point from the circle2012Position of point
  9. 9Which of the following is incorrect? If and is an integer, then2012Mathematical Reasoning
  10. 10Inverse of a diagonal non-singular matrix is2012Inverse of a Matrix
  11. 11If , then e is equal to2012Expansion of Determinants
  12. 12If and are three non-coplanar vectors and and are vectors defined by and , then the value of is equal to2012Scalar Triple Product
  13. 13If and , then is equal to2012Product of 2 vectors
  14. 14Which of the following is false?2012Mathematical Reasoning
  15. 15is valid for all values of satisfying2012Principal Value and Basics
  16. 16If is a complex number such that , then is equal to2012nth roots of unity
  17. 17If , and , then is equal to2012Solving Trigonometric Equation
  18. 18If the conjugate of is , then2012Conjugate, modulus and argument
  19. 19If the straight line touches the circle , then the value of is2012Tangent to circle
  20. 20The locus of the point of intersection of perpendicular tangents to the ellipse is called2012Director Circle
  21. 21If , then is equal to2012Formation of Differential Equation
  22. 22If , then is equal to2012Sum of Series
  23. 23Length of the subtangent at on , is2012Tangent Normal
  24. 24If a ball is thrown vertically upwards and the height ' ' reached in time ' ' is given by , then the total distance travelled by the ball is2012standard equation of parabola
  25. 25The sum of two positive numbers is given. If the sum of their cubes is minimum, then2012Inequalities
  26. 26is equal to2012Properties of Definite Integration
  27. 27is equal to2012Algebraic and Rational Limits
  28. 28If , then is equal to2012Integration using Partial Fraction
  29. 29If and are the roots of the equation , then is equal to2012N degree equation
  30. 30The value of is2012Sum of Series
  31. 31can also be written as2012Mathematical Reasoning
  32. 32If is defined by , then2012Inverse of a Function
  33. 33is equal to2012Basic Identities & T Ratios
  34. 34The points and are the mid-points of the sides of the triangle. Then, the centroid is2012Coordinate System
  35. 35The reflection of the point along the line is2012Point and Line
  36. 36The number of circles that touch the coordinate axes and the line whose slope is and -initercept is 1 , is2012Equation of Circle & its intercept
  37. 37If is an even function, then is2012Odd and Even Functions
  38. 38The perimeter of a sector is a constant. If its area is to be maximum, then the sectorial angle is2012Chord of Contact
  39. 39The last digit of number is2012Remainder and Divisibility Problems
  40. 40If , then is2012Inequalities
  41. 41The characteristic equation of a matrix is , then adj (A) is equal to2012Adjoint and its Properties
  42. 42If and are adjacent sides of a parallelogram, then the lengths of its diagonals are2012Algebra of Vectors
  43. 43If the volume of the parallelopiped formed by three non-coplanar vectors and is 4 cu units, then is equal to2012Scalar Triple Product
  44. 44Which of the following is a subgroup of the group under multiplication?2012Mathematical Reasoning
  45. 45In the group under , then the solution of is2012Mathematical Reasoning
  46. 46The number of real solutions of the equation is2012Principal Value and Basics
  47. 47If , then is equal to2012Solving Trigonometric Equation
  48. 48If and are different complex numbers with , then is equal to2012Conjugate, modulus and argument
  49. 49The equations of the two tangents from to the circle are2012Tangent to circle
  50. 50If and represent the parametric equation of the parabola2012Locus
  51. 51If is a tangent to the hyperbola , then the point of contact is2012Tangent to hyperbola
  52. 52If terms, then is2012Infinite Series
  53. 53If , then is, here and greatest integer function not greater than its value2012Differentiation of composite functions
  54. 54The tangent to the curve at any point on it cuts the coordinate axes at and , then the area of the is2012Rectangular hyperbola
  55. 55The length of the subtangent, ordinate and the subnormal are in2012Tangent Normal
  56. 56The maximum value of is2012Maxima Minima
  57. 57If is the greatest integer function not greater than , then is equal to2012Properties of Definite Integration
  58. 58If and , then is equal to2012Integration using Reduction Formula
  59. 59Solution of when and is2012Variable Separable Form
  60. 60If is continuous at , then the value of is2012Continuity

Physics

  1. 1Intensity level of sound whose intensity is is2012Properties of Sound Waves
  2. 2A point source of light is kept below the surface of water at a depth of . The radius of the circular bright patch of light noticed on the s2012Critical angle and total internal reflection
  3. 3A monochromatic beam of light is travelling from medium of refractive index to a medium of refractive index . In the medium , there are numb2012Refraction of light from plane surface
  4. 4In Young's double slit experiment, fringes of width are produced on a screen kept at a distance of from the slit. When the screen is moved a2012Youngs Double Slit Experiment
  5. 5For sustained interference fringes in double slit experiment, essential condition/s is/are 1. sources must be coherent. 2. the intensities o2012Youngs Double Slit Experiment
  6. 6In single slit experiment, the width of the slit is reduced. Then, the linear width of the principal maxima2012Diffraction of Light
  7. 7In the uniform electric field of , an electron is accelerated from rest. The velocity of the electron when it has travelled a distance of is2012Electric Field and Electric Field Lines
  8. 8In this diagram, the PD between and is , The PD across capacitor is2012Capacitance
  9. 9In this circuit, when certain current flows, the heat produced in is in a time t. The heat produced in coil in the same time interval is2012Electric Power and Heating Effect of Current
  10. 10In this circuit, the value of is2012Kirchoffs Laws
  11. 11A straight current carrying conductor is kept along the axis of circular loop carrying current. The force exerted by the straight conductor 2012Force and Torque on Current Carrying Conductor
  12. 12A resistor of , an inductance of are in series with an AC which is given by . The power factor of the combination is2012Quality and Power Factor
  13. 13Pick out the wrong statement.2012Motion of Charged Particle in Magnetic Field
  14. 14A proton and an alpha particle are accelerated under the same potential difference. The ratio of de-Broglie wavelengths of the proton and th2012Matter Waves
  15. 15Spectrum of sunlight is an example for2012Atomic Spectrum
  16. 16In hydrogen atom, electron excites from ground state to higher energy state and its orbital velocity is reduced to rd of its initial value. 2012Bohr's Atomic Model
  17. 17Decay constants of two radio-active samples A and are and respectively. They have equal number of initial nuclei. The ratio of the number of2012Radioactivity
  18. 18Mass number of the elements A, B, C and D are and 120 respectively. The specific binding energy of them are , and respectively. Then, in whi2012Nuclear energy
  19. 19Copper and Germanium are cooled from room temperature to . Then, the resistance of2012Resistance and Resistivity
  20. 20The most stable particle in the Baryon group is2012Electric Charge and Coulomb's law
  21. 21Frequencies of light incident on a system of scattering particles are in the ratio of . Then, the intensity of scattered light in a particul2012Travelling Waves
  22. 22The ratio of the magnetic dipole moment to the angular momentum of the electron in the 1st orbit of hydrogen atom is2012Atomic Structure
  23. 23Which of the following expressions represents a simple harmonic progressive wave ?2012Simple Harmonic Motion
  24. 24A body of mass is travelling with a velocity . When a constant retarding force is applied, it comes to rest after travelling a distance . If2012Energy
  25. 25A block kept on a rough surface starts sliding when the inclination of the surface is with respect to the horizontal. The coefficient of sta2012Frictional force
  26. 26Two bodies of masses and are acted upon by a constant force for a time t. They start from rest and acquire kinetic energies, and respectivel2012momentum
  27. 27The and components of a force acting at to -axis are respectively2012Addition and Subtraction of Vectors
  28. 28Spheres of iron and lead having same mass are completely immersed in water. Density of lead is more than that of iron. Apparent loss of weig2012Archmidies Principle
  29. 29A hot body is allowed to cool. The surrounding temperature is constant at . The takes time to cool from to and time to cool from to . Then2012Radiation
  30. 30A particle executes SHM with amplitude and time period . The time required it to move from the mean position to a point from the mean positi2012Simple Harmonic Motion
  31. 31White light is incident normally on a glass slab. Inside the glass slab,2012Refraction of light from plane surface
  32. 32Two thin plano-convex lenses each of focal length are placed as shown in the figure. The ratio of their effective focal lengths in the three2012Lens Formula, Refraction of light from curved surface
  33. 33If the two slits in Young's double slit experiment are of unequal width, then2012Youngs Double Slit Experiment
  34. 34The phenomenon of polarization shows that light has ......... nature.2012Polarization of Light
  35. 35Acceleration of a charged particle of charge and mass moving in a uniform electric field of strength is2012Electric Field and Electric Field Lines
  36. 36Two fixed charges A and B of each are separated by a distance of . is the mid point of the line joining and . A charge of is shot perpendicu2012Electric Field and Electric Field Lines
  37. 37A capacitor of capacitance is charged to . The energy stored in it is2012Force and Energy stored in capacitor
  38. 38Which of the following graphs correctly represents the variation of heat energy produced in a metallic conductor in a given time as a functi2012Electric Power and Heating Effect of Current
  39. 39A current of is passing through a metal wire of cross-sectional area . If the number density of free electrons in the wire is , the drift sp2012Electric Current and Drift of Electrons
  40. 40Magnetic field at a distance from an infinitely long straight conductor carrying a steady current varies as2012Magnetic Field
  41. 41In the loop shown, the magnetic induction at the point is2012Magnetic Field
  42. 42An -particle and a proton moving with the same kinetic energy enter a region of uniform magnetic field at right angles to the field. The rat2012Motion of Charged Particle in Magnetic Field
  43. 43Direction of current induced in a wire moving in a magnetic field is found using2012Magnetic Flux, Faraday's and Lenz law
  44. 44An ideal resistance , ideal inductance , ideal capacitance and voltmeters and are connected to an AC sources as shown in figure. At resonanc2012AC Circuits
  45. 45X-rays, gamma rays and microwaves travelling in vacuum have2012Electromagnetic Waves and Maxwell's equations
  46. 46If is the orbit number of the electron in a hydrogen atom, the correct statement among the following is2012Bohr's Atomic Model
  47. 47In a Ruby laser, the colour of laser light is due to ...... atom.2012Experimental Physics
  48. 48The radius of nucleus in Fermi is (given )2012Nuclear structure
  49. 49In a radioactive decay, an element emits four -particles, three -particles and eight gamma photons. The atomic number and mass number of the2012Radioactivity
  50. 50For a transistor, . The value of is2012Junction Transistors
  51. 51The following truth table with and as inputs is for ........ gate.2012Logic gates
  52. 52n photons of wavelength are absorbed by a black body of mass . The momentum gained by the body is2012Photoelectric Effect
  53. 53A radioactive nucleus has specific binding energy . It emits an -particle. The resulting nucleus has specific binding energy . Then2012Nuclear energy
  54. 54The dimensional formula of physical quantity is is [ ]. Then, that physical quantity is2012Dimensions
  55. 55A person throws balls into air vertically upward in regular intervals of time of one second. The next ball is thrown when the velocity of th2012Motion Under Gravity
  56. 56The circular motion of a particle with constant speed is2012Uniform Circular Motion
  57. 57A planet moving around sun sweeps area in 2 days, in 3 days and in 6 days. Then, the relation between and is2012Kepler laws
  58. 58A, B and C are the three identical conductors but made from different materials. They are kept in contact as shown. Their thermal conductivi2012Conduction
  59. 59One mole of an ideal gas is taken from A to B, from to and then back to . The variation of its volume with temperature for that change is as2012First Law of Thermodynamics
  60. 60Which of the following is incorrect?2012Basics of Mechanical Waves

Frequently Asked Questions

1.How many questions are in the KCET 2012 paper?

This paper has 180 questions in total - 60 each from Chemistry, Mathematics, and 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 KCET 2012 paper?

The KCET 2012 paper on MARKS has 180 questions, organised by subject:

  • Chemistry: 60 questions - 60 single-correct.
  • Mathematics: 60 questions - 60 single-correct.
  • Physics: 60 questions - 60 single-correct.
4.What is the difficulty level of the KCET 2012 paper?

Each question on MARKS carries a difficulty rating. Of the 180 rated questions in this paper, 85 (47%) are easy, 65 (36%) are medium and 30 (17%) are hard. Subject wise:

  • Chemistry: 29 easy, 24 medium, 7 hard
  • Mathematics: 27 easy, 22 medium, 11 hard
  • Physics: 29 easy, 19 medium, 12 hard
5.Which chapters had the most questions in the KCET 2012 paper?

The chapters with the most questions in each subject were:

  • Chemistry: Coordination Compounds (6), Chemical Bonding and Molecular Structure (5), and Electrochemistry (5).
  • Mathematics: Circle (5), Mathematical Reasoning (5), and Binomial Theorem (4).
  • Physics: Current Electricity (5), Magnetic Effects of Current (5), and Nuclear Physics (5).
6.Where can I find the solutions for the KCET 2012 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 KCET 2012 paper to check my preparation?

Set a timer, attempt the 180 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 KCET. Repeating this with other papers shows whether the same weak spots keep coming back.

8.Will the KCET 2012 paper help me prepare for KCET 2027?

Yes. Every past paper shows the question styles and topics KCET 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.