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KVPY 2014 SB/SX

Browse the complete Chemistry, Mathematics, and Physics question set from the KVPY 2014 SB/SX 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.

Chemistry

  1. 14-Formylbenzoic acid on treatment with one equivalent of hydraine followed by heating with alcoholic gives the major product :2014 (SB/SX)
  2. 2major products formed in the reaction of t-butyl methyl ether with HI are :2014 (SB/SX)
  3. 3The element that combines with oxygen to give an amphoteric oxide is :2014 (SB/SX)
  4. 4The standard free energy change (in for the reaction given2014 (SB/SX)
  5. 5The equilibrium constant of the reaction is at and . The reaction will proceed in the backward direction when concentrations [A], [B] and [C2014 (SB/SX)
  6. 6When of is added to a aqueous solution of , the concentration of is . if the same amount of is added to a aqueous solution of , the concentr2014 (SB/SX)
  7. 7The number of geometrical isomers of , where en ethylenediamine, is :2014 (SB/SX)
  8. 8The latent heat of melting of ice at is . The entropy change during the melting in is closest to2014 (SB/SX)
  9. 9In a cubic close packed structure, fractional contributions of an atom at the corner and at the face in the unit cell are, respectively:2014 (SB/SX)
  10. 10If the molar conductivities (in of and at infinite dilution are 126,150 and 250 respectively, the molar conductivity of in :2014 (SB/SX)
  11. 11Two elements, and , have atomic numbers 33 and 17 respectively. The milecular formula of a stable compound formed between then is2014 (SB/SX)
  12. 12Calcium butanoate on heating followed by tratment with 1,2 -ethanediol in the presence of catalytic amount of acid, produces a major product2014 (SB/SX)
  13. 13The radius of is and that of . The volume of the unit cell of expressed in is2014 (SB/SX)
  14. 14on complete hydrolysis yields ' '. The milecular formula of and its geometry, respectively, are2014 (SB/SX)
  15. 15The density of acetic acid vapor at and is . The number of acetic acid molecules in the cluster that is formed in the gas phase is closest t2014 (SB/SX)
  16. 16In the following reactions: the major product is :2014 (SB/SX)
  17. 17is :2014 (SB/SX)
  18. 18The energies of and orbitals in octahedral and tetrahedral transition metal complexes are such that2014 (SB/SX)
  19. 19The milar enthalpy change for at and is . Assuming ideal behavior, the internal energy change for vaporization of 1 mol of water at and 1 at2014 (SB/SX)
  20. 20The number of moles of required to oxidize one equivalent of in the presence of sulfuric acid is2014 (SB/SX)
  21. 21Given that the bond energies of : is is is , and is 389 , the heat of formation hydrazine in the gas phase in is2014 (SB/SX)
  22. 22In the raction sequence and are,respectively2014 (SB/SX)
  23. 23The major product of the following reaction is2014 (SB/SX)
  24. 24Three successive measurements in an experiment gave value 10.9, and the correct way of reporting the average value is2014 (SB/SX)
  25. 25The reaction, when balanced, , and are, respectively2014 (SB/SX)
  26. 26The Arrhenius plots of two reactions, I and II are shown graphically : The graph suggests that2014 (SB/SX)
  27. 27Aniline reacts with excess to give the major product :2014 (SB/SX)
  28. 28Given the structure od D-(+)-glucose as: The structure of - glucose is :2014 (SB/SX)
  29. 29The equlibrium constants of two reactions and are 50 and 1000 , respectively. The equilibrium constant of the reaction is closest to2014 (SB/SX)
  30. 30The Metal with the highest oxidation state present in and is :2014 (SB/SX)

Mathematics

  1. 1Let be a continuous function such that . Which of the following statements is NOT necessarily true?2014 (SB/SX)
  2. 2For a real number let denote the largest number less than or equal to . for let . Then:2014 (SB/SX)
  3. 3For a real number let denote the largest integer less than or equal to The smallest positive integer for which the integral exceeds 60 is2014 (SB/SX)
  4. 4Let be defined as The number of points in at which the function is continuous is :2014 (SB/SX)
  5. 5A continuous function satisfies the equation . Which of the following options is true ?2014 (SB/SX)
  6. 6Let be the circle in the plane. For each , let be the line passing through and . Note that intersects in two points, one of which is Let be 2014 (SB/SX)
  7. 7Let . The locus of all points for which the line OP (where is the origin) cuts the line in such that is :2014 (SB/SX)
  8. 8For a real number let denote the largest integer less than or equal to and . Let be positive integer. Then is equal to :2014 (SB/SX)
  9. 9Let be a set of 5 elements. The number of ordered pairs of subsets of such that satisfies :2014 (SB/SX)
  10. 10In a ellipse, its foci and the ends of its major axis are equally spaced, if the length its semi-minor axis is , then the length of its semi2014 (SB/SX)
  11. 11Two persons and throw a (fair) die (six-faced cube with faces numbered from 1 to 6 ) alternately, starting with . The first person to get an2014 (SB/SX)
  12. 12Consider the function Then is discontinuous2014 (SB/SX)
  13. 13The number of solutions to the equation in the interval is :2014 (SB/SX)
  14. 14For each positive integer n, let . Then the number of elements is for which is :2014 (SB/SX)
  15. 15For a real number we denote by [r] the largest integer less than or equal to r. If are real numbers with then which of the following stateme2014 (SB/SX)
  16. 16Let , where is a non negative integer Then equal2014 (SB/SX)
  17. 17What is the angle subtended by an edge of a regular tetrahedron at its center?2014 (SB/SX)
  18. 18Let . The number of elements in such that is divisible by 19 is :2014 (SB/SX)
  19. 19Let be an integer. For a permutation of we let Let be the sum of the roots of and let denote the sum over all permutation of of the number .2014 (SB/SX)
  20. 20If is a positive integer and is a cube root of unity, the number of possible values of is2014 (SB/SX)
  21. 21Let .A list of numbers has mean and standard deviation A new list of numbers is made as follows: and for . The mean and the standard deviati2014 (SB/SX)
  22. 22Suppose a parabola has two intercepts one positive and one negative, and its vertex is . Then which of the following is true2014 (SB/SX)
  23. 23Lets . The number of lines in passing through and exactly one other point in is2014 (SB/SX)
  24. 24Choose a number n uniformly at random from the set . Choose one of the first seven days of the year 2014 at random and consider n consencuti2014 (SB/SX)
  25. 25Let be a triangle such that . Let be the midpoint of and be a point on such that is perpendicular to . If then the ratio equals :2014 (SB/SX)
  26. 26Let be a circle of radius 1 .for , let be a circle whose area equals the area of a square inscribed in Then Area equals:2014 (SB/SX)
  27. 27An ellipse inscribed in a semi-circle touches the circular are at two distinct points and also touches the bounding diameter. its major axis2014 (SB/SX)
  28. 28The under of integers for which has three real roots is2014 (SB/SX)
  29. 29Let and let , be circles with radii , respectively. Assume that and touch externally for . It is also given that the -axis and the line are 2014 (SB/SX)
  30. 30For a real number let denote the largest integer less than or equal to r. Let be a real number which is not an integer, and let be the small2014 (SB/SX)

Physics

  1. 1The dimensions of stefan-Boltzmann constant can be written in terms of Planck's constanth' Boltzmann constant and the speed of light as Here2014 (SB/SX)
  2. 2Consider the system shown below A horizontal force is applied to a block of mass such that the block of mass adjacent to it does not slip do2014 (SB/SX)
  3. 3Water containing air bubbles flows without turbulence through a horizontal pipe which has a region of narrow cross- section. In this region 2014 (SB/SX)
  4. 4A solid expands upon heating because :2014 (SB/SX)
  5. 5An electron enters a parallel plate capacitor with horizontal speed and is found to deflect by angle on leaving the capacitor as shown. It i2014 (SB/SX)
  6. 6Two identical metallic square loops and are placed next to each other with their sides parallel on a smooth horizontal table. Loop is fixed 2014 (SB/SX)
  7. 7A body moves in a circular orbit of radius under the action of a central force. Potential due to the central force is given by is a positive2014 (SB/SX)
  8. 8An ideal gas follows aprocess described by from to is a constant). Then2014 (SB/SX)
  9. 9A uniform thin rod of length and mass lies on a horizontal table. A horizontal inpulse is given to the rod at one end. There is no friction.2014 (SB/SX)
  10. 10A whistle emitting a loud sound of frequency is whirled in a horizontal circle of radius and at a constant angular speed of . The speed of s2014 (SB/SX)
  11. 11A (kilo-watt) laser beam of wavelength is used to levitate a thin aluminium disk of same area as the cross section of the beam. The laser li2014 (SB/SX)
  12. 12A 160 watt light source is radiating light of wavelength uniformly in all directions. The photon flux at a distance of is of the order of (P2014 (SB/SX)
  13. 13The wavelength of the first Balmer line caused by a transition from the level to the level in hydrogen is . the wavelength of the line cause2014 (SB/SX)
  14. 14A solid cylinder P rolls without slipping from rest down an inclined plane attaining a speed at the bottom. Another smooth solid cyclinder o2014 (SB/SX)
  15. 15A simple pendulum is attached to a block which slides without friction down an inclined plane (ABC) having an angle of inclination as shown 2014 (SB/SX)
  16. 16The maximum value attained by the tension in the string of a swinging pendulum is four times the minimum value it attains. There is no slack2014 (SB/SX)
  17. 17The angles of incidence and refraction of a monochromatic ray of light of wavelength at an air glass inteface are i and , respectively. A pa2014 (SB/SX)
  18. 18A certain p-n junction, having a depletion region of width , was found to have a breakdown voltage of 100 V.If the width of the depletion re2014 (SB/SX)
  19. 19What are the charges stored in the and capacitors in the circuit below, once the currents become steady?2014 (SB/SX)
  20. 20The Half life of a particle of mass is and a stream of such particles is travelling with the K.E. of a particle being . The fraction of part2014 (SB/SX)
  21. 21Consider two thermometers and of equal length which can be used to measure temperature over the range to contains mercury as thermometric li2014 (SB/SX)
  22. 22Consider a spherical shell of radius with a total charge uniformly spread on its surface (center of the chell lies at the origin . Two point2014 (SB/SX)
  23. 23two identical parallel plate capacitors of capacitance each are connected in series with abattery of emf, E as shown, If one of the capacito2014 (SB/SX)
  24. 24The flat face of a plano-convex lens of focel length is silvered. A point source placed in front of the curved surface will produce a :2014 (SB/SX)
  25. 25Monochromatic light passes through a prism. Compares to that in air, inside the prism the light's2014 (SB/SX)
  26. 26The binding energy per nucleon of is and that of is . The Energy required to remove a neutron from is (mass of electron and proton are and )2014 (SB/SX)
  27. 27A concave mirror of radius of curvature has a circular outline of radius r. A circular disk is to be placed normal to the axis at the focus 2014 (SB/SX)
  28. 28A solid sphere spinning about a horizontal axis with an angular velocity is placed on a horizontal surface. Subsequently it rolls without sl2014 (SB/SX)
  29. 29When ultraviolet radiation of a certain frequency falls on a potassium target, the photoelectrons released can be stopped competely by a ret2014 (SB/SX)
  30. 30One mole of a monoatomic ideal gas is expanded by a process described by where is a constant. The heat capacity of the gas during the proces2014 (SB/SX)

Frequently Asked Questions

1.How many questions are in the KVPY 2014 SB/SX paper?

This paper has 90 questions in total - 30 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.Where can I find the SA paper for the same year?

The KVPY 2014 SA paper is listed separately - you can switch to it from the "KVPY Paper Wise PYQs" panel, under KVPY 2014.

4.How is the KVPY 2014 SB/SX paper structured?

The KVPY 2014 SB/SX paper on MARKS has 90 questions, organised by subject:

  • Chemistry: 30 questions - 30 single-correct.
  • Mathematics: 30 questions - 30 single-correct.
  • Physics: 30 questions - 30 single-correct.
5.Which chapters were asked the most in the KVPY 2014 SB/SX paper?

The chapters with the most questions in each subject were:

  • Chemistry: Solid State (4), Coordination Compounds (3), and Redox Reactions (3).
  • Mathematics: Definite Integration (4), Circle (3), and Continuity and Differentiability (3).
  • Physics: Dual Nature of Matter (3), Nuclear Physics (3), and Ray Optics (3).
6.Where can I find the solutions for the KVPY 2014 SB/SX 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 KVPY 2014 SB/SX paper to check my preparation?

Set a timer, attempt the 90 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 KVPY. Repeating this with other papers shows whether the same weak spots keep coming back.