Class 11 · ICSE · Chemistry

Redox Reactions

Oxidation number, balancing redox equations, and the concept of oxidising and reducing agents.

Questions: 5
PYQs: 0
Topics: 0

Syllabus mapping: ISC syllabus (CISCE)

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5 questions in this chapter.

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Class 11 · Chemistry · Redox Reactions
Define oxidation and reduction in terms of electrons, and identify the oxidising agent in Zn + CuSO₄ → ZnSO₄ + Cu.
3 marksMediumShort answer
Answer available
Class 11 · Chemistry · Redox Reactions
Balance the following redox reaction in acidic medium by the ion-electron method: MnO₄⁻ + Fe²⁺ → Mn²⁺ + Fe³⁺.
3 marksMediumNumerical
Answer available
Class 11 · Chemistry · Redox Reactions
Find the oxidation number of manganese in KMnO₄ and of chromium in K₂Cr₂O₇.
3 marksMediumNumerical
Answer available
Class 11 · Chemistry · Redox Reactions
What is a disproportionation reaction? Give one example.
3 marksMediumShort answer
Answer available
Class 11 · Chemistry · Redox Reactions
Find the oxidation number of sulphur in H₂SO₄, in Na₂S₂O₃ and in SO₂.
3 marksMediumNumerical