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What are electrochemical cells? Name the...

What are electrochemical cells? Name the two types of electrochemical cells.

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A device used to convert chemical energy into electrical energy or electrical energy into chemical energy is called an electrochemical cell.
Electrochemical cells are of two types :
(i) Electrochemical cell: It is a device used to convert electrical energy into chemical energy.
(ii) Galvanic cell: it is a device used to convert chemical energy into electrical energy. it is also called voltaic acid.
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BETTER CHOICE PUBLICATION-ELECTROCHEMISTRY-Numerical Problems
  1. What are electrochemical cells? Name the two types of electrochemical ...

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  2. Derive Nernst equation for the following cell: NiNi^(2+)(0*2M)||Cu^(...

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  3. Derive Nernst equation for the following cell: Cu|Cu^(2+)(0.1M)||Ag^...

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  4. Write Nernst equation and calculate emf for the following cell: Zn|Z...

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  5. Calculate DeltaG^(@) and equilibrium constant for the cell reaction, ...

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  6. A potential difference of 20 V applied to the ends of a column of 0.1 ...

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  7. For the cell Mg|Mg^(2+)||Ag^(+)|Ag calculate equilibrium constant at 2...

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  8. The electrical resistance of a column of 0.05 mol L^(-1) NaOH solution...

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  9. A conductivity cell has its electrodes 1 cm apart and each electrode h...

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  10. Calculate DeltaG^(@) for the following cell: Fe|Fe^(2+)||Cu^(2+)|Cu....

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  11. E^(@) values for Fe^(3+)//Fe^(2+) and Ag^(+)//Ag are 0.771 V and 0.8 r...

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  12. The resistance of a 0.5 M solution of an electrolyte enclosed between ...

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  13. E^(@) value for Cu^(2+)//Cu and Fe^(2+)//Fe are +0.34 V and -0.44 V re...

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  14. A 0.05 M NaOH solution offered a resistance of 31.6 ohm ina conductivi...

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  15. E^(@) values of Ni^(2+)//Ni and Cu^(2+)//Cu are -0.25 V and +0.34 V re...

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  16. The resistance of a 0.5 M solution of an electrolyte in a conductivity...

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  17. Represent the cell in which the following reaction takes place Mg(s) +...

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  18. Represent the cell in which the following reaction takes place: Mg(s...

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

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  20. The molar conductance of NaCl solution at different concentrations at ...

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  21. Write Nernst equation and calculate e.m.f. of the cell at 298 k. Mg(...

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