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2020 · Shift 2

54 questions · JEE Advanced
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2020 · Shift 2

54 questions · JEE Advanced

Chemistry18 questionsMathematics18 questionsPhysics18 questions
Periodic Table and PeriodicityChemistry · 1 questionsChemical Bonding and Molecular StructureChemistry · 1 questionsSome Basic Concepts of ChemistryChemistry · 1 questionsD and F Block ElementsChemistry · 1 questionsBiomoleculesChemistry · 1 questionsAlcohols Phenols and EthersChemistry · 1 questionsCoordination CompoundsChemistry · 1 questionsChemical Kinetics and Nuclear ChemistryChemistry · 1 questionsIsolation of ElementsChemistry · 1 questionsRedox ReactionsChemistry · 1 questionsBasics of Organic ChemistryChemistry · 1 questionsHydrocarbonsChemistry · 1 questionsIonic EquilibriumChemistry · 2 questionsSolutionsChemistry · 1 questionsStructure of AtomChemistry · 1 questionsCompounds Containing NitrogenChemistry · 1 questionsThermodynamicsChemistry · 1 questionsComplex NumbersMathematics · 1 questionsProbabilityMathematics · 2 questionsCircleMathematics · 1 questionsMatrices and DeterminantsMathematics · 1 questionsLimits Continuity and DifferentiabilityMathematics · 3 questionsDefinite IntegrationMathematics · 2 questionsHyperbolaMathematics · 1 questions3D GeometryMathematics · 1 questionsVector AlgebraMathematics · 1 questionsMathematical Induction and Binomial TheoremMathematics · 1 questionsPermutations and CombinationsMathematics · 2 questionsFunctionsMathematics · 2 questionsProperties of MatterPhysics · 3 questionsElectrostaticsPhysics · 3 questionsHeat and ThermodynamicsPhysics · 3 questionsGeometrical OpticsPhysics · 2 questionsWork Power and EnergyPhysics · 1 questionsRotational MotionPhysics · 1 questionsAtoms and NucleiPhysics · 1 questionsMotionPhysics · 1 questionsCurrent ElectricityPhysics · 1 questionsCapacitorPhysics · 1 questionsElectromagnetic InductionPhysics · 1 questions
  1. Q1.The 1st, 2nd and 3rd ionisation enthalpies, I1, I2 and I3, of four atoms with atomic numbers n, n + 1, n + 2, and n + 3, where n < 10, are tabulated below. What is the value of n? Includes diagram
    Chemistry · Periodic Table and Periodicity · Numerical
  2. Q2.Consider the following compounds in the liquid form : O2​, HF, H2​O, NH3​, H2​O2​, CCl4​, CHCl3​, C6​H6​, C6​H5​Cl When a charged comb is brought near their flowing stream, how many of them show deflection as per the… Includes diagram
    Chemistry · Chemical Bonding and Molecular Structure · Numerical
  3. Q3.In the chemical reaction between stoichiometric quantities of KMnO4​ and KI in weakly basic solution, what is the number of moles of I2​ released for 4 moles of KMnO4​ consumed?
    Chemistry · Some Basic Concepts of Chemistry · Numerical
  4. Q4.An acidified solution of potassium chromate was layered with an equal volume of amyl alcohol. When it was shaken after the addition of 1 mL of 3% H2​O2​, a blue alcohol layer was obtained. The blue colour is due to the formation of a…
    Chemistry · D and F Block Elements · Numerical
  5. Q5.The structure of a peptide is given below. If the absolute values of the net charge of the peptide at pH=2, pH=6, and pH=11 are ∣Z1​∣,∣Z2​∣, and ∣Z3​∣, respectively,… Includes diagram
    Chemistry · Biomolecules · Numerical
  6. Q6.An organic compound (C8​H{}_{10}O2)rotatesplane−porarisedlight.ItproducespinkcolorwithneutralFeCl_3$ solution. What is the total number of all the possible isomers for this compound?
    Chemistry · Alcohols Phenols and Ethers · Numerical
  7. Q7.In an experiment, m grams of a compound X (gas/liquid/solid) taken in a container is loaded in a balance as shown in figure I below. In the presence of a magnetic field, the pan with X is either deflected upwards (figure II), or deflected… Includes diagram
    Chemistry · Coordination Compounds · Multiple correct
  8. Q8.Which of the following plots is(are) correct for the given reaction? ([P]0 is the initial concentration of P) Includes diagram
    Chemistry · Chemical Kinetics and Nuclear Chemistry · Multiple correct
  9. Q9.Which among the following statement(s) is/are true for the extraction of aluminium from bauxite?
    Chemistry · Isolation of Elements · Multiple correct
  10. Q10.Choose the correct statement(s) among the following :
    Chemistry · Redox Reactions · Multiple correct
  11. Q11.Consider the following four compounds, I, II, III, and IV. Choose the correct statement(s) Includes diagram
    Chemistry · Basics of Organic Chemistry · Multiple correct
  12. Q12.Consider the following transformations of a compound P. Choose the correct option(s). Includes diagram
    Chemistry · Hydrocarbons · Multiple correct
  13. Q13.A solution of 0.1 M weak base (B) is titrated with 0.1 M of a strong acid (HA). The variation of pH of the solution with the volume of HA added is shown in the figure below. What is the pKb of the base? The neutralisation reaction is given… Includes diagram
    Chemistry · Ionic Equilibrium · Numerical
  14. Q14.Liquids A and B form ideal solution for all compositions of A and B at 25 ∘ C. Two such solutions with 0.25 and 0.50 mole fractions of A have the total vapour pressure of 0.3 and 0.4 bar, respectively. What is the vapour pressure…
    Chemistry · Solutions · Numerical
  15. Q15.The figure below is the plot of potential energy versus internuclear distance (d) of H2​ molecule in the electronic ground state. What is the value of the net potential energy E0 (as indicated in the figure) in kJ mol-1, for d = d0 at… Includes diagram
    Chemistry · Structure of Atom · Numerical
  16. Q16.Consider the reaction sequence from P to Q shown below. The overall yield of the major product Q from P is 75%. What is the amount in grams of Q obtained from 9.3 mL of P? (Use density of P = 1.00 g mL-1; Molar mass of C = 12.0, H = 1.0, O… Includes diagram
    Chemistry · Compounds Containing Nitrogen · Numerical
  17. Q17.Tin is obtained from cassiterite by reduction with coke. Use the data given below to determine the minimum temperature (in K) at which the reduction of cassiterite by coke would take place. At 298K:Δf​H∘[SnO2​(s)]=−581.0…
    Chemistry · Thermodynamics · Numerical
  18. Q18.An acidified solution of 0.05 M Zn2+ is saturated with 0.1 M H2​S. What is the minimum molar concentration (M) of H+ required to prevent the precipitation of ZnS? Use Ksp(ZnS) = 1.25 × 10 − 22 and overall…
    Chemistry · Ionic Equilibrium · Numerical
  19. Q19.For a complex number z, let Re(z) denote that real part of z. Let S be the set of all complex numbers z satisfying z4−∣z∣4=4iz2, where i = −1​. Then the minimum possible value of |z1 − z2|2, where z1, z2 ∈ S…
    Mathematics · Complex Numbers · Numerical
  20. Q20.The probability that a missile hits a target successfully is 0.75. In order to destroy the target completely, at least three successful hits are required. Then the minimum number of missiles that have to be fired so that the probability of…
    Mathematics · Probability · Numerical
  21. Q21.Let O be the centre of the circle x2 + y2 = r2, where r>25​​. Suppose PQ is a chord of this circle and the equation of the line passing through P and Q is 2x + 4y = 5. If the centre of the circumcircle of the triangle…
    Mathematics · Circle · Numerical
  22. Q22.The trace of a square matrix is defined to be the sum of its diagonal entries. If A is a 2 × 2 matrix such that the trace of A is 3 and the trace of A3 is − 18, then the value of the determinant of A is .............
    Mathematics · Matrices and Determinants · Numerical
  23. Q23.Let the functions f:(−1,1)→R and g:(−1,1)→(−1,1) be defined by f(x)=∣2x−1∣+∣2x+1∣ and g(x)=x−[x], where [x] denotes the greatest integer less than or equal to x. Let fog:(−1,1)→R be the…
    Mathematics · Limits Continuity and Differentiability · Numerical
  24. Q24.The value of the limit x→2π​lim​(2sin2xsin23x​+cos25x​)−(2​+2​cos2x+cos23x​)42​(sin3x+sinx)​…
    Mathematics · Limits Continuity and Differentiability · Numerical
  25. Q25.Let b be a nonzero real number. Suppose f : R → R is a differentiable function such that f(0) = 1. If the derivative f' of f satisfies the equation f′(x)=b2+x2f(x)​ for all x ∈ R, then which of the following…
    Mathematics · Definite Integration · Multiple correct
  26. Q26.Let a and b be positive real numbers such that a > 1 and b < a. Let P be a point in the first quadrant that lies on the hyperbola a2x2​−b2y2​=1. Suppose the tangent to the hyperbola at P…
    Mathematics · Hyperbola · Multiple correct
  27. Q27.Let f : R → R and g : R → R be functions satisfying f(x + y) = f(x) + f(y) + f(x)f(y) and f(x) = xg(x) for all x, y ∈ R. If x→0lim​g(x)=1, then which of the following statements is/are TRUE?
    Mathematics · Limits Continuity and Differentiability · Multiple correct
  28. Q28.Let α 2 + β 2 + γ 2 e 0 and α+γ= 1. Suppose the point (3, 2, − 1) is the mirror image of the point (1, 0, − 1) with respect to the plane α x + β y + γ z = δ. Then which of…
    Mathematics · 3D Geometry · Multiple correct
  29. Q29.Let a and b be positive real numbers. Suppose PQ=ai+bj​ and PS=ai−bj​ are adjacent sides of a parallelogram PQRS. Let u and v be the projection vectors of w=i+j​ along PQ…
    Mathematics · Vector Algebra · Multiple correct
  30. Q30.For non-negative integers s and r, let (sr​)={r!(s−r)!s!​0​ifr≤s,ifr>s​ For…
    Mathematics · Mathematical Induction and Binomial Theorem · Multiple correct
  31. Q31.An engineer is required to visit a factory for exactly four days during the first 15 days of every month and it is mandatory that no two visits take place on consecutive days. Then the number of all possible ways in which such visits to…
    Mathematics · Permutations and Combinations · Numerical
  32. Q32.In a hotel, four rooms are available. Six persons are to be accommodated in these four rooms in such a way that each of these rooms contains at least one person and at most two persons. Then the number of all possible ways in which this…
    Mathematics · Permutations and Combinations · Numerical
  33. Q33.Two fair dice, each with faces numbered 1, 2, 3, 4, 5 and 6, are rolled together and the sum of the numbers on the faces is observed. This process is repeated till the sum is either a prime number or a perfect square. Suppose the sum turns…
    Mathematics · Probability · Numerical
  34. Q34.Let the function f : [0, 1] → R be defined by f(x)=4x+24x​ Then the value of f(401​)+f(402​)+f(403​)+...+f(4039​)−f(21​)…
    Mathematics · Functions · Numerical
  35. Q35.Let f:R→R be a differentiable function such that its derivative f' is continuous and f(π) = − 6. If F:[0,π]→R is defined by F(x)=∫0x​f(t)dt, and if ∫0π​(f′(x)+F(x))cosxdx = 2 then the value…
    Mathematics · Definite Integration · Numerical
  36. Q36.Let the function f:(0,π)→R be defined by f(θ)=(sinθ+cosθ)2+(sinθ−cosθ)4 Suppose the function f has a local minimum at θ precisely when θ∈{λ1​π,....,λr​π}…
    Mathematics · Functions · Numerical
  37. Q37.A train with cross-sectional area St is moving with speed vt inside a long tunnel of cross-sectional area S0 (S0 = 4St). Assume that almost all the air (density ρ) in front of the train flows back between its sides and the walls of…
    Physics · Properties of Matter · Numerical
  38. Q38.Two large circular discs separated by a distance of 0.01 m are connected to a battery via a switch as shown in the figure. Charged oil drops of density 900 kg m−3 are released through a tiny hole at the center of the top disc. Once some… Includes diagram
    Physics · Electrostatics · Numerical
  39. Q39.A point charge q of mass m is suspended vertically by a string of length l. A point dipole of dipole moment p​ is now brought towards q from infinity so that the charge moves away. The final equilibrium position of the… Includes diagram
    Physics · Electrostatics · Numerical
  40. Q40.A hot air balloon is carrying some passengers, and a few sandbags of mass 1 kg each so that its total mass is 480 kg. Its effective volume giving the balloon its buoyancy is V. The balloon is floating at an equilibrium height of 100 m.…
    Physics · Properties of Matter · Numerical
  41. Q41.A thermally isolated cylindrical closed vessel of height 8 m is kept vertically. It is divided into two equal parts by a diathermic (perfect thermal conductor) frictionless partition of mass 8.3 kg. Thus the partition is held initially at… Includes diagram
    Physics · Heat and Thermodynamics · Numerical
  42. Q42.A large square container with thin transparent vertical walls and filled with water (refractive index 34​) is kept on a horizontal table. A student holds a thin straight wire vertically inside the water 12 cm from one of its… Includes diagram
    Physics · Geometrical Optics · Numerical
  43. Q43.A beaker of radius r is filled with water (refractive index 34​) up to a height H as shown in the figure on the left. The beaker is kept on a horizontal table rotating with angular speed ω. This makes the water surface… Includes diagram
    Physics · Geometrical Optics · Multiple correct
  44. Q44.A student skates up a ramp that makes an angle 30 ∘ with the horizontal. He/she starts (as shown in the figure) at the bottom of the ramp with speed v0 and wants to turn around over a semicircular path xyz of radius R during which… Includes diagram
    Physics · Work Power and Energy · Multiple correct
  45. Q45.A rod of mass m and length L, pivoted at one of its ends, is hanging vertically. A bullet of the same mass moving at speed v strikes the rod horizontally at a distance x from its pivoted end and gets embedded in it. The combined system now… Includes diagram
    Physics · Rotational Motion · Multiple correct
  46. Q46.In an X-ray tube, electrons emitted from a filament (cathode) carrying current I hit a target (anode) at a distance d from the cathode. The target is kept at a potential V higher than the cathode resulting in emission of continuous and…
    Physics · Atoms and Nuclei · Multiple correct
  47. Q47.Two identical non-conducting solid spheres of same mass and charge are suspended in air from a common point by two non-conducting, massless strings of same length. At equilibrium, the angle between the strings is α. The spheres are…
    Physics · Electrostatics · Multiple correct
  48. Q48.Starting at time t = 0 from the origin with speed 1 ms-1, a particle follows a two-dimensional trajectory in the x-y plane so that its coordinates are related by the equation y=2x2​. The x and y components of its…
    Physics · Motion · Multiple correct
  49. Q49.A spherical bubble inside water has radius R. Take the pressure inside the bubble and the water pressure to be p0. The bubble now gets compressed radially in an adiabatic manner so that its radius becomes (R − a). For a << R the…
    Physics · Heat and Thermodynamics · Numerical
  50. Q50.In the balanced condition, the values of the resistances of the four arms of a Wheatstone bridge are shown in the figure below. The resistance R3 has temperature coefficient 0.0004 ∘ C-1. If the temperature of R3 is increased by 100… Includes diagram
    Physics · Current Electricity · Numerical
  51. Q51.Two capacitors with capacitance values C1 = 2000 ± 10 pF and C2 = 3000 ± 15 pF are connected in series. The voltage applied across this combination is V = 5.00 ± 0.02 V. The percentage error in the calculation of the energy…
    Physics · Capacitor · Numerical
  52. Q52.A cubical solid aluminium (bulk modulus = −VdVdP​=70GPa) block has an edge length of 1 m on the surface of the earth. It is kept on the floor of a 5 km deep ocean. Taking the average density of water and the acceleration…
    Physics · Properties of Matter · Numerical
  53. Q53.The inductors of two LR circuits are placed next to each other, as shown in the figure. The values of the self-inductance of the inductors, resistors, mutual-inductance and applied voltages are specified in the given circuit. After both… Includes diagram
    Physics · Electromagnetic Induction · Numerical
  54. Q54.A container with 1 kg of water in it is kept in sunlight, which causes the water to get warmer than the surroundings. The average energy per unit time per unit area received due to the sunlight is 700 Wm − 2 and it is absorbed by the…
    Physics · Heat and Thermodynamics · Numerical