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Redox Reactions – Oxidation Number, Types of Redox Reactions

Chemistry · Grade 11 · Week 22 · 25 questions

In Grade 11 chemistry, Redox Reactions builds your grasp of Oxidation Number and Types of Redox Reactions. These fundamentals show up repeatedly in NCERT exemplar problems and board questions.

What you'll practise

  • Identify Oxidation Number
  • Explain Types of Redox Reactions
  • Apply redox reactions concepts to NCERT exercise and exemplar problems
All 25 questions in this Redox Reactions – Oxidation Number, Types of Redox Reactions quiz

Grade 11 Chemistry — Redox Reactions – Oxidation Number, Types of Redox Reactions: 25 practice questions with instant scoring and explanations.

  1. Oxidation is:
  2. Reduction is:
  3. Redox reaction =
  4. Oxidizing agent:
  5. Reducing agent:
  6. Oxidation number of H in H₂O:
  7. Oxidation number of H in NaH:
  8. Oxidation number of O in H₂O₂:
  9. Oxidation number of O in OF₂:
  10. Oxidation number of Mn in KMnO₄:
  11. Oxidation number of Cr in K₂Cr₂O₇:
  12. Oxidation number of N in HNO₃:
  13. Oxidation number of S in H₂SO₄:
  14. Oxidation number of C in CO₂:
  15. Oxidation number of C in CH₄:
  16. Element in free state has O.N.:
  17. Combination reaction e.g. 2H₂ + O₂ → 2H₂O is:
  18. Decomposition reaction e.g. 2KClO₃ → 2KCl + 3O₂:
  19. Displacement: Zn + CuSO₄ → ZnSO₄ + Cu is:
  20. Disproportionation: same element is:
  21. Example of disproportionation:
  22. Comproportionation example:
  23. In 2Na + Cl₂ → 2NaCl, Na is:
  24. In electrolytic cell, oxidation occurs at:
  25. Reduction occurs at:
Question 1 of 250 correct so far

Oxidation is:

Week 21: Equilibrium – pH, Buffer Solutions, Solubility Product, Common Ion EffectWeek 23: Redox Reactions – Balancing, Half-Reaction Method, Electrochemical Cells