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Write anode and cathode reactions of H2-...

Write anode and cathode reactions of `H_2-O_2` fuel cell.

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CHHAYA PUBLICATION-MODEL QUESTION PAPER -Answer the following question (set-3)
  1. For a standard cell, Cu(s)|Cu^(2+)(0.01M)||Ag^(+)(0.02M)|Ag(s) E(C...

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  2. For a standard cell, Cu(s)|Cu^(2+)(0.01M)||Ag^(+)(0.02M)|Ag(s) E(C...

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  3. Write anode and cathode reactions of H2-O2 fuel cell.

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  4. How do electrochemical reactions occur in dry cell?

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  5. What is the use of Pt-foil in the hydrogen electrode?

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  6. Why are sulphide ores concentrated by froth floatation process?

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  7. What is poling?

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  8. Why is cryolite added with alumina during extraction of aluminium?

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  9. Describe the oxidising action of potassium di chromate in H2SO4 soluti...

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  10. Identify A to F:

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  11. What is the function of anhydrous ZnCl2 in Lucas test for distinction ...

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  12. Give reason for the following: (a) p-nitrophenol is more acidic than o...

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  13. An ether A (C5H(12)O) when heated with excess hot concentrated HI prod...

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  14. An organic compound A (C2H3N) is used as a solvent of choice for many ...

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  15. Convert: Cyanobenzene to Cinnamic acid

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  16. Identify A to F: The two strands in DNA are not identical but com...

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  17. Identify A to J:

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  18. Identify A to J: CH3CH2CO2Hoverset((i)I2//"RedP")underset((ii)H2O)t...

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  19. Identify A to J: CH3CHOoverset(dil.NaOH)toCoverset(/\)toD

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  20. Identify A to J: CH3COCH3overset(conc.H2SO4)toE

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