Equilibrium

62 topics, ranked by how often each is asked.

  • 104 questions
  • 38 papers
  • 5.91% of Chemistry

Topics

The squares are the last ten exam years: filled means it was asked that year.

Most asked first

62 topics · 104 questions
  1. 1Solubility Product9.6%10 questionsPractise Solubility Product
  2. 2Buffer Solutions8.7%9 questionsPractise Buffer Solutions
  3. 3Equilibrium constant5.8%6 questionsPractise Equilibrium constant
  4. 4Le Chatelier's Principle4.8%5 questionsPractise Le Chatelier's Principle
  5. 5Relation Between Kp and Kc2.9%3 questionsPractise Relation Between Kp and Kc
  6. 6Solubility product and molar solubility2.9%3 questionsPractise Solubility product and molar solubility
  7. 7Lewis acids and bases2.9%3 questionsPractise Lewis acids and bases
  8. 8Relations Between Equilibrium Constants2.9%3 questionsPractise Relations Between Equilibrium Constants
  9. 9Gibbs Energy and Equilibrium Constant1.9%2 questionsPractise Gibbs Energy and Equilibrium Constant
  10. 10Buffer Solutions – Henderson-Hasselbalch Equation1.9%2 questionsPractise Buffer Solutions – Henderson-Hasselbalch Equation
  11. 11Common ion effect on solubility1.9%2 questionsPractise Common ion effect on solubility
  12. 12Salt hydrolysis1.9%2 questionsPractise Salt hydrolysis
  13. 13Hydrolysis of salts1.9%2 questionsPractise Hydrolysis of salts
  14. 14Degree of Dissociation and Kp1.9%2 questionsPractise Degree of Dissociation and Kp
  15. 15Ionisation of Weak Acids1.9%2 questionsPractise Ionisation of Weak Acids
  16. 16Conjugate Acid-Base Pairs1.9%2 questionsPractise Conjugate Acid-Base Pairs
  17. 17Ionization of Polybasic Acids1%1 questionPractise Ionization of Polybasic Acids
  18. 18Reaction Quotient (Qc) vs Equilibrium Constant (Kc)1%1 questionPractise Reaction Quotient (Qc) vs Equilibrium Constant (Kc)
  19. 19Relationship between Kp and Kc1%1 questionPractise Relationship between Kp and Kc
  20. 20Degree of Dissociation from Equilibrium Concentrations1%1 questionPractise Degree of Dissociation from Equilibrium Concentrations
  21. 21Equilibrium Constant Calculations1%1 questionPractise Equilibrium Constant Calculations
  22. 22Hydrolysis of Salts and pH1%1 questionPractise Hydrolysis of Salts and pH
  23. 23Solubility Equilibria of Sparingly Soluble Salts – Common Ion Effect1%1 questionPractise Solubility Equilibria of Sparingly Soluble Salts – Common Ion Effect
  24. 24Ionic Equilibrium – Common Ion Effect1%1 questionPractise Ionic Equilibrium – Common Ion Effect
  25. 25Acids, Bases and Their Ionisation – Conjugate Acid-Base Pairs1%1 questionPractise Acids, Bases and Their Ionisation – Conjugate Acid-Base Pairs
  26. 26Solubility product and pH calculation1%1 questionPractise Solubility product and pH calculation
  27. 27Acid-base indicators - phenolphthalein colour change1%1 questionPractise Acid-base indicators - phenolphthalein colour change
  28. 28Relationship between $K_p$ and $K_c$1%1 questionPractise Relationship between $K_p$ and $K_c$
  29. 29Acid-base titration indicators1%1 questionPractise Acid-base titration indicators
  30. 30Relation between equilibrium constants of related reactions1%1 questionPractise Relation between equilibrium constants of related reactions
  31. 31Le Chatelier's principle - Haber process1%1 questionPractise Le Chatelier's principle - Haber process
  32. 32Solubility product and common ion effect1%1 questionPractise Solubility product and common ion effect
  33. 33Salt hydrolysis - nature of salt solutions1%1 questionPractise Salt hydrolysis - nature of salt solutions
  34. 34Ionization constant of a weak acid from degree of dissociation1%1 questionPractise Ionization constant of a weak acid from degree of dissociation
  35. 35pH of weak acid1%1 questionPractise pH of weak acid
  36. 36pH of strong base1%1 questionPractise pH of strong base
  37. 37Bronsted-Lowry acids and bases1%1 questionPractise Bronsted-Lowry acids and bases
  38. 38Solubility product - common ion effect1%1 questionPractise Solubility product - common ion effect
  39. 39pH of mixtures of strong acid and strong base1%1 questionPractise pH of mixtures of strong acid and strong base
  40. 40Heterogeneous equilibrium – Kp1%1 questionPractise Heterogeneous equilibrium – Kp
  41. 41Relation between equilibrium constants of combined reactions1%1 questionPractise Relation between equilibrium constants of combined reactions
  42. 42Ionisation of weak bases – degree of ionisation1%1 questionPractise Ionisation of weak bases – degree of ionisation
  43. 43pH calculations1%1 questionPractise pH calculations
  44. 44Effect of temperature on equilibrium constant1%1 questionPractise Effect of temperature on equilibrium constant
  45. 45Solubility of sulphides1%1 questionPractise Solubility of sulphides
  46. 46Acid-base neutralisation1%1 questionPractise Acid-base neutralisation
  47. 47Ionic equilibrium1%1 questionPractise Ionic equilibrium
  48. 48Solubility Equilibria and Equilibrium Constant1%1 questionPractise Solubility Equilibria and Equilibrium Constant
  49. 49pH of Mixtures1%1 questionPractise pH of Mixtures
  50. 50pH and pOH1%1 questionPractise pH and pOH
  51. 51Law of Chemical Equilibrium1%1 questionPractise Law of Chemical Equilibrium
  52. 52pH of Very Dilute Solutions1%1 questionPractise pH of Very Dilute Solutions
  53. 53Ionisation of Weak Bases1%1 questionPractise Ionisation of Weak Bases
  54. 54Common Ion Effect and Solubility Product1%1 questionPractise Common Ion Effect and Solubility Product
  55. 55Acid-Base Indicators and Henderson Equation1%1 questionPractise Acid-Base Indicators and Henderson Equation
  56. 56Reaction Quotient and Direction of Reaction1%1 questionPractise Reaction Quotient and Direction of Reaction
  57. 57Combining Equilibrium Constants1%1 questionPractise Combining Equilibrium Constants
  58. 58Heterogeneous Equilibrium and Le Chatelier's Principle1%1 questionPractise Heterogeneous Equilibrium and Le Chatelier's Principle
  59. 59Bronsted Bases1%1 questionPractise Bronsted Bases
  60. 60Heterogeneous Equilibrium1%1 questionPractise Heterogeneous Equilibrium
  61. 61Polyprotic Acids1%1 questionPractise Polyprotic Acids
  62. 62pH and Salt Hydrolysis1%1 questionPractise pH and Salt Hydrolysis

Questions per paper

Asked in 16 of the last 16 papers (2017–2026).

  1. 2026: 4 questions
  2. 2026 Re-NEET: 1 question
  3. 2025: 3 questions
  4. 2024: 3 questions
  5. 2024 Re-NEET: 4 questions
  6. 2023: 1 question
  7. 2023 Manipur: 2 questions
  8. 2022: 2 questions
  9. 2022 Phase 2: 2 questions
  10. 2021: 1 question
  11. 2020: 3 questions
  12. 2020 Phase-2: 2 questions
  13. 2019: 3 questions
  14. 2019 Odisha: 3 questions
  15. 2018: 3 questions
  16. 2017: 3 questions

Concepts tested

  • Combining equilibrium constants 2
  • Effect of pressure and temperature 2
  • Henderson equation 2
  • Ksp from pH 2
  • Lewis base 2
  • Solubility product and molar solubility 2
  • Acid-base titration indicators
  • Acidic buffer needs a weak acid
  • Adding a proton gives conjugate acid
  • Basic strength of anions
  • Bronsted-Lowry acids and bases
  • Buffer action
  • Buffer solutions
  • Calculating Kc
  • Chemical Equilibrium Constant Calculation
  • Combining equilibria
  • combining-equilibrium-constants
  • Common ion effect