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NEET 2017 Physics & Chemistry PYQ — Questions with Answers & Solutions

All 81 NEET 2017 Physics & Chemistry previous year questions, each with the correct answer and a step-by-step solution. Free — tap any question to solve it.

NEET 2017 Physics — 41 Questions

  1. 1A rope wound on a hollow cylinder of mass 3 kg and radius 40 cm is pulled with a force of 30 N. The angular…
  2. 2Which of the following statements are correct? (a) The centre of mass of a body always coincides with its centre of…
  3. 3Two discs of equal moment of inertia I, rotating about their common axis with angular speeds w1 and w2, are brought…
  4. 4The ratio of resolving powers of an optical microscope for two wavelengths λ₁ = 4000 Å and λ₂ = 6000 Å is
  5. 5Young's double slit experiment is first performed in air and then in a medium other than air. It is found that 8th…
  6. 6Two Polaroids P₁ and P₂ are placed with their axes perpendicular to each other. Unpolarised light I₀ is incident on P₁.…
  7. 7The diagrams (a), (b), (c), (d) below show regions of equipotentials (with values 10 V, 20 V, 30 V, 40 V arranged…
  8. 8A capacitor is charged by a battery. The battery is removed and another identical uncharged capacitor is connected in…
  9. 9The given electrical network (with inputs A, B and output Y) is equivalent to:
  10. 10Which one of the following represents a forward biased diode?
  11. 11Two blocks A and B of masses 3m and m respectively are connected by a massless inextensible string. The whole system is…
  12. 12One end of a string of length l is connected to a particle of mass m and the other end to a small peg on a smooth…
  13. 13An arrangement of three parallel straight wires placed perpendicular to the plane of paper carrying the same current…
  14. 14A 250-turn rectangular coil of length 2.1 cm and width 1.25 cm carries a current of 85 A and is subjected to a magnetic…
  15. 15A beam of light from a source L is incident normally on a plane mirror fixed at a certain distance x from the source.…
  16. 16A thin prism having refracting angle 10° is made of glass of refractive index 1.42. This prism is combined with another…
  17. 17The resistance of a wire is R. If it is melted and stretched to n times its original length, its new resistance is:
  18. 18A potentiometer is an accurate and versatile device to measure emf because the method involves:
  19. 19A spring of force constant k is cut into lengths in the ratio 1 : 2 : 3. These pieces are first connected in series…
  20. 20A particle executes linear simple harmonic motion with an amplitude of 3 cm. When the particle is at 2 cm from the mean…
  21. 21Two rods A and B of different materials are welded together side by side as shown in the figure. Their thermal…
  22. 22A spherical black body of radius 12 cm radiates 450 W power at 500 K. If the radius were halved and the temperature…
  23. 23The photoelectric threshold wavelength of silver is 3250 × 10⁻¹⁰ m. The velocity of the electron ejected from a silver…
  24. 24The de Broglie wavelength of a neutron in thermal equilibrium with heavy water at a temperature T (kelvin) and mass m…
  25. 25The acceleration due to gravity at a height 1 km above the earth equals that at a depth d below the surface. Then:
  26. 26Two astronauts are floating in gravitational free space after losing contact with their spaceship. The two will:
  27. 27The figure shows a P-V diagram with three isotherms at 700 K, 500 K and 300 K. Four processes I, II, III and IV start…
  28. 28A Carnot engine having an efficiency of 110 as a heat engine is used as a refrigerator. If the work done on the system…
  29. 29Preeti reached the metro station and found that the escalator was not working. She walked up the stationary escalator…
  30. 30The ratio of wavelengths of the last line of Balmer series and the last line of Lyman series is:
  31. 31Suppose the charges of a proton and an electron differ slightly. One of them is −e, the other is (e + Δe). If the net…
  32. 32The x and y coordinates of a particle at any time t are x=5t-2t^2 and y=10t respectively, where x and y are in metres…
  33. 33Consider a drop of rain water having mass 1 g falling from a height of 1 km. It hits the ground with a speed of 50 m/s.…
  34. 34In an electromagnetic wave in free space the root mean square value of the electric field is E_rms = 6 V/m. The peak…
  35. 35A physical quantity of the dimensions of length that can be formed out of c, G and e²/(4πε₀) is [c is velocity of…
  36. 36A gas mixture consists of 2 moles of O₂ and 4 moles of Ar at temperature T. Neglecting all vibrational modes, the total…
  37. 37The bulk modulus of a spherical object is B. If it is subjected to uniform pressure p, the fractional decrease in…
  38. 38A 250-turn rectangular coil of length 2.1 cm and width 1.25 cm carries a current of 85 A and is in a magnetic field of…
  39. 39Two nearest (successive) harmonics of a tube closed at one end and open at the other are 220 Hz and 260 Hz. The…
  40. 40A U-tube with both ends open to the atmosphere is partially filled with water. Oil, which is immiscible with water, is…
  41. 41A long solenoid of diameter 0.1 m has 2 × 10⁴ turns per meter. At the centre of the solenoid, a coil of 100 turns and…

NEET 2017 Chemistry — 40 Questions

  1. 1Which of the following pairs of ions is isoelectronic and isostructural?
  2. 2Which of the following pairs of compounds is isoelectronic and isostructural?
  3. 3Match the interhalogen compounds of Column I with the geometry in Column II and assign the correct code. Column I: (a)…
  4. 4The most suitable method of separation of a 1 : 1 mixture of ortho- and para-nitrophenols is
  5. 5Which one of the following pairs of species have the same bond order?
  6. 6Which one is the most acidic compound?
  7. 7Which one is the correct order of acidity?
  8. 8The correct increasing order of basic strength for the following compounds is: (I) aniline, (II) p-nitroaniline, (III)…
  9. 9The correct statement regarding an electrophile is:
  10. 10The most suitable method of separation of a 1:1 mixture of ortho- and para-nitrophenols is:
  11. 11The IUPAC name of the compound shown (a six-carbon chain bearing a terminal -CHO, an adjacent CH3 branch, a ketone C=O…
  12. 12The correct order of the stoichiometries of AgCl formed when AgNO3 in excess is treated with the complexes CoCl3.6NH3…
  13. 13Correct increasing order for the wavelengths of absorption in the visible region for the complexes of Co^3+ is:
  14. 14An example of a sigma-bonded organometallic compound is:
  15. 15Pick out the correct statement with respect to [Mn(CN)6]^3-:
  16. 16Which of the following is the product formed when cyclohexanone undergoes aldol condensation followed by heating?
  17. 17Consider the following reactions of X (C2H6O): X ->[Cu][573 K] A A ->[[Ag(NH3)2]+, OH-][ ] silver mirror A ->[OH-…
  18. 18The IUPAC name of the compound OHC-CH(CH3)-CO-CH=CH-CH3 is:
  19. 19With respect to the conformers of ethane, which of the following statements is true?
  20. 20Predict the correct intermediate (A) and product (B) in the following reaction: H3C-C#CH ->[H2O, H2SO4][HgSO4] (A) ->…
  21. 21Which one is the correct order of acidity?
  22. 22Which one is the most acidic compound?
  23. 23The most suitable method of separation of a 1:1 mixture of ortho- and para-nitrophenols is
  24. 24The heating of phenyl-methyl ether (anisole) with HI produces
  25. 25A first order reaction has a specific reaction rate of 10-2 s-1. How much time will it take for 20 g of the reactant to…
  26. 26Mechanism of a hypothetical reaction X2 + Y2 -> 2XY is given below: (i) X2 <=> X + X (fast) (ii) X + Y2 <=> XY + Y…
  27. 27A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5 atm from an…
  28. 28For a given reaction, H = 35.5 kJ,mol-1 and S = 83.6 J,K-1mol-1. The reaction is spontaneous at: (Assume that H and S…
  29. 29It is because of inability of ns^2 electrons of the valence shell to participate in bonding that
  30. 30Name the gas that can readily decolourise acidified KMnO4 solution:
  31. 31It is because of inability of ns^2 electrons of the valence shell to participate in bonding that
  32. 32The element Z = 114 has been discovered recently. It will belong to which of the following family/group and electronic…
  33. 33If molality of the dilute solution is doubled, the value of molal depression constant (K_f) will be
  34. 34Which of the following is dependent on temperature?
  35. 35The correct increasing order of basic strength for the following compounds is (I) Aniline, C6H5NH2 (II) p-Nitroaniline…
  36. 36Which of the following reactions is appropriate for converting acetamide (CH3CONH2) to methanamine (CH3NH2)?
  37. 37Identify A and predict the type of reaction: 2-bromoanisole (an aryl bromide bearing an -OCH3 group ortho to Br)…
  38. 38Which of the following concentration terms is dependent on temperature?
  39. 39The reason for greater range of oxidation states in actinoids is attributed to
  40. 40In the electrochemical (Daniell) cell Zn | ZnSO4(0.01 M) || CuSO4(1.0 M) | Cu, the emf is E_1. When the concentration…
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