Revision – Redox Reactions
Chemistry · Grade 11 · Week 46 · 25 questions
This Grade 11 chemistry chapter on Revision introduces Redox Reactions. Clear understanding here pays off in competitive exams (JEE/NEET) where speed matters.
What you'll practise
- Explain Redox Reactions
- Work through NCERT intext examples and exercise questions for revision
- Apply revision concepts to NCERT exercise and exemplar problems
All 25 questions in this Revision – Redox Reactions quiz
Grade 11 Chemistry — Revision – Redox Reactions: 25 practice questions with instant scoring and explanations.
- Oxidation is:
- Reduction is:
- Oxidation number of H in NaH:
- Oxidation number of O in H₂O₂:
- Oxidation number of Mn in KMnO₄:
- Oxidation number of Cr in K₂Cr₂O₇:
- Oxidation number of S in H₂SO₄:
- Oxidation number of N in HNO₃:
- Disproportionation reaction:
- Example of disproportionation:
- Standard hydrogen electrode potential:
- E° of Zn²⁺/Zn:
- E° of Cu²⁺/Cu:
- Daniell cell EMF:
- Galvanic cell converts:
- At anode (Galvanic cell):
- At cathode (Galvanic cell):
- Nernst equation (25°C, 1 bar):
- ΔG° =
- Faraday's constant F =
- Balancing redox in acidic medium uses:
- Balancing redox in basic medium uses:
- n-factor of KMnO₄ in acidic medium:
- n-factor of K₂Cr₂O₇ in acidic medium:
- Cell reaction Zn + Cu²⁺ → Zn²⁺ + Cu has:
Question 1 of 250 correct so far