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Which reaction occurs at cathode in a ga...

Which reaction occurs at cathode in a galvanic cell ?

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`O_(2) (g) + 2 H_(2) O(l) + 4e^(-) to 4 OH^(-) (aq)`
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MODERN PUBLICATION-ELECTROCHEMISTRY -UNIT PRACTICE TEST
  1. What is the souce of electrical energy in a galvanic cell ?

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  2. Which reaction occurs at cathode in a galvanic cell ?

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  3. The value of DeltaG^(@) in the Daniell cell has been found to be -212....

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  4. Suggest two materials other than hydrogen that can be used as fuels in...

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  5. FUEL CELLS

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  6. Which of the following reactions occurs at the anode during the rechar...

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  7. The solution of nickel sulphate in which nickel rod is dipped is dilut...

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  8. Why a dry cell becomes dead after a long time even if it is not used ?

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  9. Is e.m.f. an extensive or intensive property ?

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  10. From the given cells : Answer the following : (i) Which cell ...

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  11. Give products of electrolysis of an aqueous solution of AgNO(3) with s...

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  12. Predict the products of electrolysis of a solution of H(2)SO(4) using ...

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  13. The conductivity of 0.00241 M acetic acid is 7.896xx10^(-5)Scm^(-1). C...

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  14. Write the Nernst equation and calculate e.m.f. of the following cell a...

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  15. How can we prevent rusting of Iron?

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  16. Can we store copper sulphate solution in zinc vessel ?

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  17. Explain Effect of dilution on molar conductivity .

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  18. The cell in which the following reaction occurs 2Fe^(3+)(aq)+2I^(-)(...

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  19. What are fossil fuels ? Give one example.

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  20. The unit of cell constant is -

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