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Fill ups In a Leclanche cell, MnO2 acts ...

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In a Leclanche cell, `MnO_2` acts as………………. .

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MODERN PUBLICATION-ELECTROCHEMISTRY-EXERCISE
  1. Fill ups DeltaG^@ is related to e.m.f of the cell is……………. .

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  2. Fill ups The units of cell constant is…………….. .

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  3. Fill ups In a Leclanche cell, MnO2 acts as………………. .

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  4. Fill ups Protection of iron by coating with zinc is called……………….. .

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  5. Fill ups For the spontaneous electrochemical cell reaction, E^@ should...

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  6. Fill ups The electrolyte used in H2-O2 fuel cell is…………….. .

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  7. Fill ups In Leclanche dry cell, the cathode is…………….

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  8. Fill ups In electrolytic cell, reduction occurs at………………. .

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  9. Fill ups In lead storage cell, the cathode consists of……………â...

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  10. The chemical formula of rust is:

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  11. What are the units of molar conductivity?

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  12. Fill ups The equilibrium constant and e.m.f of the cell are released a...

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  13. Choose the correct answer: In an electrochemcal cell, reduction will o...

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  14. Choose the correct statement.

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  15. Electrical conductance of metals decreases with increase in temperatur...

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  16. Choose the correct answer: In a Daniel cell, when E(ext)>1.10V, then c...

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  17. Choose the correct answer: E(cell)^@ is directly/inversly proportional...

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  18. Choose the correct answer: By passing 96500 C of electriciy through aq...

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  19. Choose the correct answer: In the electrolysis of molten PbBr2, Br2/Pb...

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  20. Choose the correct answer: In Leclanche cell, zinc cylinder acts as a ...

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