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11th Standard English Medium Chemistry Subject Basic Concepts of Chemistry and Chemical Calculations Creative 3 Mark Questions with Solution Part -

11th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 15
    5 x 3 = 15
  1. How would you know whether a redox reaction is taking place in an acidic, alkaline or neutral medium?

  2. What is the most essential conditions that must be satisfied in a redox reaction?

  3. Why is anode called oxidation electrode, whereas the cathode is called reduction electrode?

  4. Zn rod is immersed in CuSO4 solution. What will you observe after an hour? Explain you observation in terms of the redox reaction.

  5. Nitric acid is an oxidising agent and reacts with PbO but it does not react with PbO2 Explain why?

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