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COMEDK 2016

Browse the complete Chemistry, Mathematics, and Physics question set from the COMEDK 2016 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 - 99 easy (55%), 61 moderate (34%) and 20 tough (11%). That's an easier-than-usual mix for this exam - aim to clear it quickly and save time for the harder papers. By subject: Physics 55% easy, 37% moderate, 8% tough; Chemistry 58% easy, 28% moderate, 13% tough; Mathematics 52% easy, 37% moderate, 12% tough.

Chemistry questions were spread across 29 chapters, with Alcohols Phenols and Ethers (5), Chemical Kinetics (5), and Thermodynamics (C) (5) carrying the most weight. Mathematics questions were spread across 27 chapters, with Circle (5), Indefinite Integration (4), and Mathematical Reasoning (4) carrying the most weight. Physics questions were spread across 20 chapters, with Wave Optics (8), Ray Optics (6), and Current Electricity (5) carrying the most weight.

Chemistry

  1. 1A nitrogen containing organic compound gave an oily liquid on heating with bromine and potassium hydroxide solution. On shaking the product 2016Preparation and Properties of Amines
  2. 2The silver salt of a fatty acid on refluxing with an alkyl halide gives an2016Reactions of Phenol
  3. 3Pick out the one which does not belong to the family2016Disaccharides and Polysaccharides
  4. 4Which of the following is wrongly matched?2016Methods to determine order of reaction
  5. 5The diameter of colloidal particle ranges from2016Properties of colloidal solution
  6. 6The number of electrons having spin quantum number are2016Quantum mechanical model
  7. 7Pick out the alkane which differs from the other members of the group.2016Isomerism of Organic Compounds
  8. 8of nitrogen and of hydrogen gas are heated in a closed vessel. At equilibrium of ammonia are present. The equilibrium number of moles of nit2016Law of Mass Action, Equilibrium Constant (Kc and Kp) and its Application
  9. 9A process is taking place at constant temperature and pressure. Then,2016First Law and Basic Fundamentals of Thermodynamics
  10. 10In a galvanic cell, the electrons flow from2016Commercial Cells and Batteries
  11. 11On treating a mixture of two alkyl halides with sodium metal in dry ether, 2 -methyl propane was obtaine(d) The alkyl halides are2016Properties and Preparation of Alkanes
  12. 12Which of the following statements about benzyl chloride is incorrect?2016Preparation and Properties of Monohalides
  13. 13The main product obtained when a solution of sodium carbonate reacts with mercuric chloride is2016Compounds of Alkali Metals
  14. 14In the electrothermal process, the compound displaced by silica from calcium phosphate is2016Phosphorus and Its Compounds
  15. 15The enthalpy of combustion of methane at is . The heat liberated when of methane is burnt in air is2016Laws of Thermochemistry and Enthalpy Change
  16. 16The pressure and temperature of of carbon dioxide gas are double(d) Then, the volume of carbon dioxide gas would be2016Gas laws and Ideal Gas Equation
  17. 174 g of copper was dissolved in concentrated nitric aci(d) The copper nitrate solution on strong heating gave of its oxide. The equivalent we2016Equivalence concept
  18. 18In the manufacture of ammonia by the Haber's process, , which of the following conditions is unfavourable?2016Le chatelier's principle
  19. 19The chemical equilibrium of a reversible reaction is not influenced by2016Le chatelier's principle
  20. 20Cumene process is the most important commercial method for the manufacture of phenol. Cumene is2016Preparation of Phenols
  21. 21A solution contains hydrochloric acid molecules in one of the solution. The strength of the solution is2016Concentration terms
  22. 22Nuclear theory of the atom was put forward by2016Atomic Models
  23. 23In acetylene molecule, the two carbon atoms are linked by2016Covalent and Co-ordinate Bonding
  24. 24The enthalpy of the reaction, is and that of is . Then2016Laws of Thermochemistry and Enthalpy Change
  25. 25A radioactive isotope decays at such a rate that after 192 minutes only of the original amount remains. The half-life of the radioactive iso2016Integrated rate laws
  26. 26The reagent which does not give acid chloride on treating with a carboxylic acid is2016Preparation and Properties of Acid Derivatives
  27. 27Among the halogens, the one which is oxidised by nitric acid is2016Halogens and Its Compounds
  28. 28The metal which does not form ammonium nitrate by reaction with dilute nitric acid is2016Nitrogen and Its Compounds
  29. 29The elements with atomic numbers , 53,85 are all2016Modern periodic table
  30. 30In the electrolytic method of obtaining aluminium from purified bauxite, cryolite is added to the charge in order to2016Refining of Crude Metal
  31. 31Which of the following is not an amphoteric substance?2016Theories of Acids and Bases
  32. 32When of is mixed with of , the heat liberated is2016Laws of Thermochemistry and Enthalpy Change
  33. 33An artificial radioactive isotope gave after two successive -particle emissions. The number of neutrons in the parent nucleus must be2016Parallel and Sequencial rate laws
  34. 34Stainless steel does not rust because2016Refining of Crude Metal
  35. 35Which of the following combinations can be used to synthesised ethanol?2016Preparation and Properties of Alcohols
  36. 36The reaction, is carried out in a vessel and vessel separately. The ratio of the reaction velocities will be2016Rate law and rate constant
  37. 37In a mixture of acetic acid and sodium acetate the ratio of concentrations of the salt to the acid is increased ten times. Then the pH of th2016Buffer solutions
  38. 38When a mixture of methane and oxygen is passed through heated molybdenum oxide, the main product formed is2016Reactions of alkanes
  39. 39Benzene can be obtained by heating either benzoic acid with or phenol with and are respectively2016Reactions of Phenol
  40. 40An organic compound is boiled with alcoholic potash. The product is cooled and acidified with HCl. A white solid separates out. The starting2016Preparation and Properties of Esters
  41. 41In qualitative analysis, in order to detect second group basic radical, gas is passed in the presence of dilute HCl to2016Identification of Basic Radicals
  42. 42Aluminium displaces hydrogen from dilute , whereas silver does not. The emf of a cell prepared by combining and is . The reduction potential2016Cells and Electrode Potential, Nernst Equation
  43. 43The first fraction obtained during the fractionation of petroleum is2016Preparation and Properties of Hydrogen
  44. 44Which of the following compounds gives trichloromethane on distilling with bleaching powder?2016Preparation and Properties of Geminal and Vicinal Dihalides
  45. 45Benzoin is2016Chemical reactions for aldehydes and ketones
  46. 46The velocity constant of a reaction at was found to be . When the temperature is raised to , it will be about2016Arrhenius theory
  47. 47Select the value of the strongest acid from the following.2016PH of solutions
  48. 48Pick out the unsaturated fatty acid from the following2016Fats
  49. 49Nylon is not a2016Preparation and Properties of Polymers
  50. 50The coaltar fraction which contains phenol is2016Properties of Phenol
  51. 51The compounds and are mixed in equimolar proportion to form the products, . At equilibrium, one-third of and are consume(d) The equilibrium 2016Law of Mass Action, Equilibrium Constant (Kc and Kp) and its Application
  52. 52In froth floatation process for the purification of ores, the particles of ore float because2016Concentration of the Ore
  53. 53Which of the following statements about amorphous solids is incorrect?2016Properties and Types of Solids
  54. 54Hydrogen diffuses six times faster than gas . The molar mass of gas is2016Mixture of gases
  55. 55Dulong and Petit's law is valid only for2016First Law and Basic Fundamentals of Thermodynamics
  56. 56Identify the gas which is readily adsorbed by activated charcoal2016Critical phenomena and liquefaction
  57. 57If the distance between and ions in sodium chloride crystal is , the length of the edge of the unit cell is2016Cubic system
  58. 58Which of the following statements is incorrect?2016Terminology of coordination compounds
  59. 592-acetoxy benzoic acid is used as an2016Drugs and It's Classification
  60. 60A nucleoside on hydrolysis gives2016Nucleic Acids

Mathematics

  1. 1If and , then2016Questions on number of relations and sets
  2. 2The function defined by is one-one but not onto if and are respectively, is equal to2016Range
  3. 3If , then2016Logarithm
  4. 4If to terms, then2016Summation of Series
  5. 5The remainder obtained when is divided by is2016Mathematical Induction
  6. 6If is false, then the truth values of and are respectively2016Mathematical Reasoning
  7. 7If and are the roots of the equation , then and are respectively is equal to2016Relation between Roots and Coefficients
  8. 8The gcd of 1080 and 675 is2016Divisibility Test
  9. 9If and , where , then2016Mathematical Reasoning
  10. 10If and , which one of the following is not true?2016Mathematical Reasoning
  11. 11If and , then2016Basic Algebra of Matrices
  12. 12If , and , which one of the following is not defined?2016Basic Algebra of Matrices
  13. 13If and , then2016Miscellaneous
  14. 14The value of2016Expansion of Determinants
  15. 15On the set of all rational numbers the operation * which is both associative and commutative is given by2016Mathematical Reasoning
  16. 16In the group under multiplication modulo 12, the solution of is2016Mathematical Induction
  17. 17A subset of the additive group of real numbers which is not a sub group, is2016Questions on number of relations and sets
  18. 18If and , then the unit vector in tile direction of is2016Algebra of Vectors
  19. 19If and are the two vectors such that and , the angle between and is2016Product of 2 vectors
  20. 20If is vector perpendicular to both and , then2016Vector Triple Product
  21. 21If the area of the parallelogram with and as two adjacent sides is 15 sq units, then the area of the parallelogram having and as two adjacen2016Product of 2 vectors
  22. 22The locus of the point which moves such that the ratio of its distances from two fixed points in the plane is always a constant is2016Locus
  23. 23If the lines and are concurrent, then2016Concurrency & Family of Lines
  24. 24The lines represented by are perpendicular to each other if2016Angle between Lines
  25. 25The equation of the circle having and as two tangents and as a diameter is2016Locus
  26. 26If the length of the tangent from any point on the circle to the circle is 16 units, then the area between the two circles in sq units is2016Tangent to circle
  27. 27The circles and and cut orthogonally if2016Intersection of Circles
  28. 28The equation of the common tangent of the two touching circles, and is2016Common Tangents
  29. 29The equation of the parabola with vertex at and focus is2016standard equation of parabola
  30. 30The equation of the line which is tangent to both the circle and the parabola is2016Tangent to circle
  31. 31and are the parametric equations of2016Equation of Ellipse
  32. 32If the distance between the foci and the distance between the directrices of the hyperbola are in the ratio , then is2016Equation of hyperbola
  33. 33The ellipse and the hyperbola have in common2016Equation of hyperbola
  34. 34If and , then2016Basic Identities & T Ratios
  35. 35The value of2016Measurement of Angles
  36. 36From an aeroplane flying, vertically above a horizontal road, the angles of depression of two consecutive stones on the same side of the aer2016Heights and Distances
  37. 37If the angles of a triangle are in the ratio , then the sides are in the ratio2016Sine Rule and its application
  38. 38If and , then2016Converting one Inverse T function to other Inverse T
  39. 39If , then the value of depends on2016T inverse T property
  40. 40Which one of the following equations has no solution?2016Basic Identities & T Ratios
  41. 41The complex number , when represented in the Argand diagram lies2016Algebra of complex numbers
  42. 42If , then the value of2016Cube Root of Unity
  43. 43The modulus and amplitude of are respectively2016Polar and Euler Form
  44. 44The value of2016Algebraic and Rational Limits
  45. 45Which one of the following is not true always?2016Differentiability
  46. 46If with , then2016Geometric Progression
  47. 47If and are two functions with and , then2016Composite Function
  48. 48The derivative of w.r.t. is2016Derivative of f(x) wrt g(x)
  49. 49If , then2016Higher order derivatives
  50. 50If is a function such that and and , then2016Differentiability
  51. 51If the curve passes through the origin and the tangents drawn to it at and are parallel to the -axis, then the values of and are respectivel2016Tangent Normal
  52. 52A circular sector of perimeter with maximum area is to be constructed, The radius of the circular arc in metre must be2016Maxima Minima
  53. 53The tangent and the normal drawn to the curve at cut the -axis at and respectively. If the length of the subtangent drawn to the curve at is2016Tangent Normal
  54. 54Preview not available - open to view this question.2016Fundamental of Indefinite Integration
  55. 55Preview not available - open to view this question.2016Integration by Substitution
  56. 56Preview not available - open to view this question.2016Integration by Substitution
  57. 57If and , then which one of the following is true?2016Definite Integration by Parts
  58. 58If is defined in by and , then2016Properties of Definite Integration
  59. 59The area enclosed between the parabola and the line in sq units2016Area bounded by two curves
  60. 60The solution of the differential equation subjected to the condition that , when is2016Integration by Substitution

Physics

  1. 1A simple pendulum has a period inside a lift, when it is stationary. The lift is accelerated upwards with constant acceleration . The period2016Motion Under Gravity
  2. 2sound is times more intense than sound, then is2016Properties of Sound Waves
  3. 3A star is moving away from the earth with speed v. Change in wavelength observed on earth is2016Doppler's Effect
  4. 4An open pipe emits a fundamental frequency when it emits the 3rd harmonic, then the pipe can accommodate2016Organ Pipe (Vibration of Air Column)
  5. 5In an adiabatic process,2016Thermodynamic Processes
  6. 6Carnot heat engine takes of heat from a source at and gives some part of it to at . Work done by engine in one cycle is2016Heat Engine, Refrigerator and Second Law of Thermodynamics
  7. 7th of a radioactive sample disintegrates in . Mean life of radioactive sample is approximately2016Radioactivity
  8. 8Clear images of soft tissues can be well studied using2016Electromagnetic Spectrum
  9. 9Particles which are not composite and hence truly elementary are2016Atomic Structure
  10. 10A logic gate whose output will be in logic 0 state only, when all inputs are in logic 1 state is called2016Logic gates
  11. 11-type and -type semiconductors can be obtained by doping pure silicon, respectively with2016Semiconductors
  12. 12In a CE amplifier, . Power gain of the amplifier is2016Junction Transistors
  13. 13Electrons are excited from to state. During downward transitions, possible number of spectral lines observed in Balmer series is2016Atomic Spectrum
  14. 14IR region lies between2016Electromagnetic Spectrum
  15. 15A proton and an alpha particle are subjected to same potential difference . Their de-Broglie wavelengths will be in the ratio2016Matter Waves
  16. 16Raman shift depends on2016Photoelectric Effect
  17. 17and are the examples of2016Nuclear structure
  18. 18In an interference experiment, intensity ratio at the bright to dark fringe is . Amplitudes of interfering waves are in the ratio2016Youngs Double Slit Experiment
  19. 19In Young's double slit experiment, 1st dark fringe occurs directly opposite to a slit. Wavelength of light used is2016Youngs Double Slit Experiment
  20. 20Newton's ring pattern in reflected system, viewed under white light consists of2016Interference of Light
  21. 21It is difficult to observe diffraction in case of light waves, because2016Diffraction of Light
  22. 22A calcite crystal is placed over a dot on a paper sheet and the crystal is rotate(d) On viewing through the calcite or sees,2016Polarization of Light
  23. 23Critical angle of the medium is . Polarising angle of incidence at the surface of the medium is2016Critical angle and total internal reflection
  24. 24If only of the main current is to be passed through a galvanometer of resistance , then the resistance of shunt should be2016Electric Instruments
  25. 25A small current carrying loop of area behaves like a tiny magnet of magnetic moment . Current in the loop is2016Magnetic Moment
  26. 26Two concentric circular coils, each having 10 turns with radii and carry currents and respectively in opposite directions. Magnetic field at2016Magnetic Field
  27. 27Material of permanent magnet has2016Magnetic Materials and their Properties
  28. 28Power factor of a series circuit is2016Quality and Power Factor
  29. 29An inductor is connected across , supply. Peak value of current is approximately2016Alternating Current, Voltage and Power
  30. 30Plane polarised light is passed through an analyser and the intensity of emerging light is reduced by . Optical vibrations make an angle wit2016Polarization of Light
  31. 31A charge is situated in a medium of relative permittivity 10 . The potential due to this charge at a distance of is2016Electric Potential and Potential Energy
  32. 32Dielectric constant of a metal is2016Electric Charge and Coulomb's law
  33. 33Distance between the two point charges is increased by . Force of interaction between the charges2016Electric Charge and Coulomb's law
  34. 34Potential energy of 2 charge each separated by a distance of in air is2016Electric Potential and Potential Energy
  35. 35A metal plate of thickness is introduced in between the plates of a parallel plate air capacitor with plate separation of , then capacity2016Capacitors with Dielectric
  36. 36Specific resistance of a conductor material increases with2016Resistance and Resistivity
  37. 37The resistance of mercury at is2016Resistance and Resistivity
  38. 38Temperature coefficient of resistance of platinum is at . Temperature at which increase in resistance of platinum is its value at is2016Resistance and Resistivity
  39. 39Ideal voltmeter connected as shown reads2016Electric Instruments
  40. 40When a charged particle moves perpendicular to a uniform magnetic field, then2016Motion of Charged Particle in Magnetic Field
  41. 41of glass contains the same number of waves as of water, when monochromatic light passes through them normally. Refractive index of water is 2016Refraction of light from plane surface
  42. 42Critical angle will be maximum, when light travels from2016Critical angle and total internal reflection
  43. 43A ray of light incident on one face of an equilateral prism at enters and leaves the prism symmetrically. Refractive index of the prism mate2016Prism and Dispersion of Light
  44. 44In the spectrum of visible light produced by a prism dispersion is2016Diffraction of Light
  45. 45Convex lens of focal length made of glass of refractive index is immersed in water of refractive index . Focal length is2016Lens Formula, Refraction of light from curved surface
  46. 46Two co-axial lenses of power and are placed in contact. The focal length of combination is2016Combination of Lens and Mirrors
  47. 47Eddy currents are produced in a material, when it is2016Magnetic Materials and their Properties
  48. 48Transformer works on and its efficiency is . If output power is , primary current is approximately2016Transformers
  49. 49Quality factor of a series circuit decreases from 3 to 2 . Resonant frequency is . Change in bandwidth is2016Quality and Power Factor
  50. 50A stone dropped from the top of the tower reaches ground in . Height of the tower is2016Motion Under Gravity
  51. 51Liquid crystal phase which are more close to the solid than to liquid is2016Polarization of Light
  52. 52If the earth shrinks in its size (radius) mass remaining the same, the value of on its surface will2016Newton's Law of Gravitation
  53. 53Two rods of same area of cross-section and lengths and conductivities and are connected in series. Then in steady state, conductivity of the2016Conduction
  54. 54The square of the resultant of two equal forces acting at a point is equal to three times their product. Angle between them is2016Addition and Subtraction of Vectors
  55. 55With the addition of impurities, surface tension of a liquid2016Surface tension
  56. 56Viscosity decreases with increase in temperature is the reason for2016Viscosity
  57. 57Moment of momentum of an electron revolving in second Bohr orbit of hydrogen is2016Magnetic Moment
  58. 58The existence of excitation and ionisation energies in an atom is an evidence for2016Atomic Spectrum
  59. 59Work function of a photosensitive metal is . The wavelength of incident radiations which can just eject photoelectrons from the metal is2016Photoelectric Effect
  60. 60Three identical capacitors are first connected in series and then in parallel. The ratio of effective capacitances in the two cases is2016Grouping of capacitors

Frequently Asked Questions

1.How many questions are in the COMEDK 2016 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 COMEDK 2016 paper?

The COMEDK 2016 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 COMEDK 2016 paper?

Each question on MARKS carries a difficulty rating. Of the 180 rated questions in this paper, 99 (55%) are easy, 61 (34%) are medium and 20 (11%) are hard. Subject wise:

  • Chemistry: 35 easy, 17 medium, 8 hard
  • Mathematics: 31 easy, 22 medium, 7 hard
  • Physics: 33 easy, 22 medium, 5 hard
5.Which chapters had the most questions in the COMEDK 2016 paper?

The chapters with the most questions in each subject were:

  • Chemistry: Alcohols Phenols and Ethers (5), Chemical Kinetics (5), and Thermodynamics (C) (5).
  • Mathematics: Circle (5), Indefinite Integration (4), and Mathematical Reasoning (4).
  • Physics: Wave Optics (8), Ray Optics (6), and Current Electricity (5).
6.Where can I find the solutions for the COMEDK 2016 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 COMEDK 2016 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 COMEDK. Repeating this with other papers shows whether the same weak spots keep coming back.

8.Will the COMEDK 2016 paper help me prepare for COMEDK 2027?

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