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Chemistry - Solutions

Practise 97 NTA Abhyas (JEE Main) questions on Solutions. Each question shows a quick preview so you can jump straight to the topic you want to revise.

Solutions has been asked in 0 of the 24 years of NTA Abhyas (JEE Main) papers analysed (2002–2025), with 97 questions in all. 100% of them were easy, 0% moderate and 0% tough. Most of its questions came from 2025, with 0 questions that year. In the last three years (2023–2025) it had 0 questions across 63 papers, about 0 per paper.

All of the chapter's questions come from a single topic, Uncategorized.

  1. 1The freezing point of a 3% aqueous solution of 'A' is equal to the freezing point of 9% aqueous solution 'B'. If the molecular weight of 'A'
  2. 20 .002 molal aqueous solution of an ionic compound with moleciular formula Co(NH 3 ) 5 NO 2 Cl freezes at - 0.0074 4 ∘ C . How many moles of
  3. 3Mixture of voltaic component A and B has total vapure pressure (in torr) P = 254 - 119 X A . Where X A is mole fraction of A in the mixture.
  4. 4Which of the following represents correctly the changes in thermodynamic properties during the formation of an ideal binary solution:
  5. 5What is the amount of CaCl 2 in grams (i = 2.47) dissolved in 2.5 L of water such that its osmotic pressure is 0.75 atm at 27 o C.? Report y
  6. 6The elements X and Y form compound having molecular formula X Y 2 and X Y 4 (both are non-electrolyses). When dissolved in 20 g benzene, 1 g
  7. 7The Henry’s law constant for the solubility of N 2 gas in water at 298 K is 1 × 10 - 5 a t m . The mole fraction of N 2 in air is 0. 8 . If
  8. 8The osmotic pressure of equimolar solutions of urea, BaCl 2 and AlCl 3 will be in the order of
  9. 9For a liquid the vapour pressure is given by log 10 ⁡ P = - 400 T + 10 Vapour pressure of the liquid is 10 x mm Hg at 400 K . The value of x
  10. 10Identify the correct statement:
  11. 11The vapour pressures of pure liquids A and B are 400 and 600 mmHg respectively at 298 K. On mixing the two liquids, the sum of their initial
  12. 12At 48 ° C the vapour pressure of pure C S 2 is 850 torr. A solution of 2.0 g of sulphur in 100 g of C S 2 has a vapour pressure 844.9 torr.
  13. 13Depression in freezing point of 0.01 molal aqueous HCOOH solution is 0.02046°C. 1 molal aqueous urea solution freezes at –1.86°C. Assuming m
  14. 14The concentration in g/L of a solution of cane sugar (Molecular weight = 342) which is isotonic with a solution containing 6 g of urea (Mole
  15. 15How much amount of NaCl should be added to 600 g of water ( ρ = 1.00 g / m L ) to decrease the freezing point of water to – 0.2 o C ? (The f
  16. 1618 glucose C 6 H 12 O 6 is added to 178.2 g water. The vapour pressure of water (in torr) for this aqueous solution at 273 K is
  17. 17A solution containing 1.8 g of a compound (empirical formula CH 2 O ) in 40 g of water is observed to freeze at - 0 .465 ∘ C . The molecular
  18. 18Which of the following statements is true for all the alkali metals?
  19. 19When 10 .6 g of a non volatile substance is dissolved in 750 g of ether, its boiling point is raised 0 .266 o C . The molecular weight of th
  20. 20The vapour pressure of pure benzene and toluene are 160 and 60 torr respectively. The mole fraction of toluene in vapour phase in cotanct wi
  21. 21Assertion: Azeotropic mixtures are formed only by non-ideal solutions and they may have boiling points either greater than both the componen
  22. 22If P 0 and P S are the vapour pressures of the solvent and solution respectively, n 1 and n 2 are the mole fractions of the solvent and solu
  23. 23Osmotic pressure of a sugar solution at 2 4 o C is 2.5 atmospheres. Determine the concentration of the solution in mole per litre.
  24. 24If the density of some lake water is 1.25 g mL -1 and contains 92 g of Na + ions per kg of water, calculate the molality of Na + ions in the
  25. 25The mass (in grams) of glucose that should be dissolved in 100 g of water in order to produce same lowering of vapour pressure as is produce
  26. 26The vapour pressure of a pure liquid A is 70 torr at 27 ° C . It forms an ideal solution with another liquid B. The mole fraction of B is 0.
  27. 27Vapour pressure of a solution of 5 g of non- electrolyte in 100 g of water at a particular temperature is 2985 N / m 2 . The vapour pressure
  28. 285 g sulphur is present in 100 g of C S 2 . Δ T b of solution 0.954 and K b is 4.88. The molecular formula of sulphur is
  29. 293.0 molal aqueous solution of an electrolyte A 2 B 3 is 50 % ionised. The boiling point of the solution at 1 a t m is: K b H 2 O = 0.52 K k
  30. 30At solution containing 12.5 g of non-electrolyte substance in 175 g of water gave boiling point elevation of 0.70 K. Calculate the molar mas
  31. 31Role of ethylene glycol in the radiator of vehicles is to
  32. 322.0 molal aqueous solution of an electrolyte X 2 Y 3 is 75 % ionised. The boiling point of the solution a 1 a t m is K b ( H 2 O ) = 0.52 K
  33. 33The vapour pressure of water at T (K) is 20 mm Hg. The following solutions are prepared at T (K) I. 6 g of urea (molecular weight = 60) is d
  34. 34Compound P d C l 4 . 6 H 2 O is a hydrated complex; 1 molal aqueous solution of it has freezing point 269.28 K. Assuming 100% ionization of
  35. 35The vapor pressure of benzene is 53.3 k P a at 603 o C , but it falls to 51 .5 kP a when 19 g of a non-volatile organic compound is dissolve
  36. 36Which is the correct order of decreasing boiling point of azeotropic mixtures X - H 2 O ?
  37. 37pH of a 0.1 M monobasic acid (HA) is measured to be 2. Its osmotic pressure at temperature T K is
  38. 38If latent heat of fusion of ice is 80 cals per g at 0 o C , calculate molal depression constant for water.
  39. 39Equal volumes of 0.1 M NaCl and 0.06 M CaC l 2 solutions are separated by a semi- permeable membrane in container. For this system, choose t
  40. 40Which of the following is correct?
  41. 41At 300 K, 36 g of glucose present in a litre of its solution has an osmotic pressure of 4.98 bar. If the osmotic pressure of the solution is
  42. 42The freezing point of equimolal aqueous solution will be highest for
  43. 43What is the correct sequence of the increasing order of freezing points at one atmosphere of the following 1.0 M aqueous solution? 1 . Urea,
  44. 441 g of a monobasic acid (HA) in 100 g water lowers the freezing point by 0.1 K. If 0.75 g of same acid requires 15 ml of 1 5 N NaOH solution
  45. 45100 g of liquid A (molar mass 140 g mol − 1 ) was dissolved in 1000 g of liquid B (molar mass 180 g mol − 1 ). The vapour pressure of pure l
  46. 46The molarity (in mol/liter) of a 13% solution (by weight) of sulphuric acid with a density of 1.02 g/mL is (Note: Report your answer in the
  47. 47Intramolecular forces between n-hexane and n-heptane are nearly same as between hexane and heptane individually. When these two are mixed, w
  48. 48Which of the following can show positive deviation from Raoult's law?
  49. 49The boiling point of an azeotropic mixture of water and ethyl alcohol is less than that of theoretical value of water and alcohol mixture. H
  50. 501.22 g C 6 H 5 COOH is added into the 100 g solvent CH 3 COCH 3 where data of Δ T b and K b are given as: ΔT b = 0.17, solute by K b = 1.7 K

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This chapter includes 97 NTA Abhyas (JEE Main) questions.

2.Are these questions only from NTA Abhyas (JEE Main), or from other exams too?

These are NTA Abhyas (JEE Main) questions specifically for the Solutions chapter. Questions from other exams like JEE Main or JEE Advanced are organised separately under their respective exam sections.

3.What is the difficulty level of Solutions questions in NTA Abhyas (JEE Main)?

Of the 97 questions analysed for this chapter, 100% are easy, 0% moderate and 0% tough. 2025 had the most, with 0 questions.

4.Which topics in Solutions should I focus on?

All of this chapter's questions come from a single topic: Uncategorized.