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True or false: An electrochemical cell w...

True or false:
An electrochemical cell works only if emf is negative.

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MODERN PUBLICATION-ELECTROCHEMISTRY-EXERCISE
  1. Silver is electrodeposited on a metallic vessel of total surface area ...

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  2. How much electricity in terms of Faraday is required to produce : 40.0...

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  3. True or false: An electrochemical cell works only if emf is negative.

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  4. True or false: In an electrolytic cell reduction occurs at cathode.

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  5. True or false: Electrolytic conductance generally decreases with rise ...

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  6. Oxidation potential is the …..of reduction potential

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  7. True or false: In Zn-Cu cell, copper acts as a cathode while in Cu-Ag ...

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  8. True or false: Metallic conductance decreases with increase in tempera...

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  9. True or false: Both E(cell)^@ and DeltaG^@ for the cell reaction are i...

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  10. Calculate formula mass of calcium chloride

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  11. Calculate formula mass of sodium carbonate

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  12. When an aqueous solution of CuSO(4) is sstirred with a silver spoon th...

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  13. Fill ups In an electrochemical cell, oxidaton occurs at……..and reducti...

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  14. Fill ups DeltaG^@ is related to e.m.f of the cell is……………. .

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

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

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

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

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

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

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