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The characteristic properties of acids and bases past paper questions

O Level Chemistry 5070 · Acids, bases and salts. 1 State that aqueous solutions of acids contain H+ ions and aqueous solutions of alkalis contain OH– ions 2 Define acids as proton donors and bases as proton acceptors 3 State that bases are oxides or hydroxides of metals and that alkalis are soluble bases 4 Describe the characteristic properties of acids in terms of their reactions with: (a) metals (b) bases (c) carbonates 5 Describe the characteristic properties of bases in terms of their reactions with: (a) acids (b) ammonium salts 6 State that a neutralisation reaction occurs between an acid and a base 7 Describe the neutralisation reaction between an acid and an alkali to produce water, H+(aq) + OH−(aq) → H2O(l ) 8 Describe acids and alkalis in terms of their effects on: (a) litmus (b) thymolphthalein (c) methyl orange 9 Define a strong acid as an acid that is completely dissociated in aqueous solution and a weak acid as an acid tha

In Cambridge O Level Chemistry 5070, The characteristic properties of acids and bases came up in 51 of the 72 papers on Paperstreak, for about 2 marks a paper when it does. It last came up in October/November 2025.

Often set with The mole and the Avogadro constant, Carboxylic acids, Identification of ions and gases, Rate of reaction.

79 questions, newest first

  1. 5070/11/O/N/25 Question 17 · 1 mark
  2. 5070/12/O/N/25 Question 19 · 1 mark
  3. 5070/22/O/N/25 Question 8 part (c) · 1 mark
  4. 5070/41/O/N/25 Question 2 parts (a) (b) (c) · 10 marks
  5. 5070/41/O/N/25 Question 3 parts (a(i)) (a(ii)) (a(iii)) · 3 marks
  6. 5070/42/O/N/25 Question 3 parts (b(i)) (b(ii)) (b(iii)) · 3 marks
  7. 5070/11/M/J/25 Question 20 · 1 mark
  8. 5070/12/M/J/25 Question 20 · 1 mark
  9. 5070/12/M/J/25 Question 21 · 1 mark
  10. 5070/21/M/J/25 Question 4 part (c(ii)) · 1 mark
  11. 5070/21/M/J/25 Question 6 part (d(ii)) · 2 marks
  12. 5070/42/M/J/25 Question 3 part (b(ii)) · 1 mark
  13. 5070/12/O/N/24 Question 21 · 1 mark
  14. 5070/12/O/N/24 Question 22 · 1 mark
  15. 5070/21/O/N/24 Question 7 part (a(ii)) · 2 marks
  16. 5070/42/O/N/24 Question 4 part ((v)) · 7 marks
  17. 5070/11/M/J/24 Question 23 · 1 mark
  18. 5070/11/M/J/24 Question 24 · 1 mark
  19. 5070/12/M/J/24 Question 21 · 1 mark
  20. 5070/12/M/J/24 Question 22 · 1 mark
  21. 5070/21/M/J/24 Question 3 part (d) · 2 marks
  22. 5070/22/M/J/24 Question 3 parts (d(i)) (d(ii)) · 3 marks
  23. 5070/41/M/J/24 Question 1 part (c) · 1 mark
  24. 5070/11/O/N/23 Question 20 · 1 mark
  25. 5070/11/O/N/23 Question 40 · 1 mark
  26. 5070/12/O/N/23 Question 19 · 1 mark
  27. 5070/21/O/N/23 Question 6 part (c(i)) · 1 mark
  28. 5070/21/O/N/23 Question 7 parts (b) (c(i)) (c(ii)) · 3 marks
  29. 5070/22/O/N/23 Question 7 parts (b(i)) (b(ii)) (d) · 3 marks
  30. 5070/41/O/N/23 Question 2 part (d) · 1 mark
  31. 5070/41/O/N/23 Question 3 parts (b(i)) (b(ii)) (c(ii)) · 4 marks
  32. 5070/11/M/J/23 Question 19 · 1 mark
  33. 5070/11/M/J/23 Question 20 · 1 mark
  34. 5070/12/M/J/23 Question 21 · 1 mark
  35. 5070/12/M/J/23 Question 22 · 1 mark
  36. 5070/12/M/J/23 Question 23 · 1 mark
  37. 5070/22/M/J/23 Question 1 part (c) · 1 mark
  38. 5070/12/O/N/22 Question 27 · 1 mark
  39. 5070/12/O/N/22 Question 28 · 1 mark
  40. 5070/21/O/N/22 Question 4 parts (c(i)) (c(ii)) · 2 marks
  41. 5070/21/O/N/22 Question 6 parts (c(i)) (c(ii)) (c(iii)) · 3 marks
  42. 5070/22/O/N/22 Question 4 part (d) · 2 marks
  43. 5070/22/O/N/22 Question 6 part (d(iii)) · 1 mark
  44. 5070/11/M/J/22 Question 9 · 1 mark
  45. 5070/11/M/J/22 Question 13 · 1 mark
  46. 5070/11/M/J/22 Question 25 · 1 mark
  47. 5070/12/M/J/22 Question 26 · 1 mark
  48. 5070/21/M/J/22 Question 9 parts (d(i)) (d(ii)) · 3 marks
  49. 5070/22/M/J/22 Question 3 part (c) · 1 mark
  50. 5070/42/M/J/22 Question 1 part (b(i)) · 1 mark
  51. 5070/11/O/N/21 Question 22 · 1 mark
  52. 5070/11/O/N/21 Question 24 · 1 mark
  53. 5070/12/O/N/21 Question 22 · 1 mark
  54. 5070/21/O/N/21 Question 8 parts (c(i)) (c(ii)) · 2 marks
  55. 5070/22/O/N/21 Question 1 part (e) · 1 mark
  56. 5070/22/O/N/21 Question 8 parts (f(i)) (f(ii)) · 2 marks
  57. 5070/22/O/N/21 Question 9 part (d) · 2 marks
  58. 5070/41/O/N/21 Question 2 part (a(ii)) · 1 mark
  59. 5070/42/O/N/21 Question 6 part (e(i)) · 1 mark
  60. 5070/11/M/J/21 Question 22 · 1 mark
  61. 5070/11/M/J/21 Question 23 · 1 mark
  62. 5070/12/M/J/21 Question 22 · 1 mark
  63. 5070/12/M/J/21 Question 24 · 1 mark
  64. 5070/21/M/J/21 Question 1 part (b) · 1 mark
  65. 5070/21/M/J/21 Question 6 part (e(i)) · 1 mark
  66. 5070/21/M/J/21 Question 7 part (c) · 3 marks
  67. 5070/22/M/J/21 Question 1 part (b) · 1 mark
  68. 5070/22/M/J/21 Question 3 part (b(v)) · 1 mark
  69. 5070/22/M/J/21 Question 6 part (d(ii)) · 2 marks
  70. 5070/21/O/N/20 Question 6 part (b(i)) · 1 mark
  71. 5070/22/O/N/20 Question 1 part (a) · 1 mark
  72. 5070/22/O/N/20 Question 6 part (a) · 1 mark
  73. 5070/11/M/J/20 Question 21 · 1 mark
  74. 5070/12/M/J/20 Question 20 · 1 mark
  75. 5070/12/M/J/20 Question 21 · 1 mark
  76. 5070/21/M/J/20 Question 5 parts (a) (b) · 3 marks
  77. 5070/22/M/J/20 Question 5 part (a) · 2 marks
  78. 5070/41/M/J/20 Question 4 part (b) · 1 mark
  79. 5070/42/M/J/20 Question 1 part (b(i)) · 1 mark

More in Acids, bases and salts: Oxides, Preparation of salts.

Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.