Question

Reversible and irreversible cell definition with example

Answer 1

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IRREVERSIBLE CELLS :

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Irreversible cells are those which require replacement of chemicals.when they give out electricity.

Example: Dry cell.

REVERSIBLE CELLS :

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Reversible cells are those in which reversible reactions are involved.these cells can brought back to their initial state by applying external potential difference.

Example : Daniel cell.

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Answer 2

Answer:

Cell potential<external emf is Reversible cell

cell potential >external is irreversible cell

cell potential =external is equilibrium.