Write laws of Faraday for electrolysis.
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Faraday's law electrolysis. According to this law, “The amount of substance liberated at an electrode is directly proportional to the quantity of electricity passed”.
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1. If a fixed amount of electricity is paseed through a cell, it produces a fixed amount of a particular substance at an electrode.
2. The number of moles of various substances liberated at an electrode by a fixed quantity of electricity are in the ratio of small integers.
For example, when a fixed amount of current (96500 C) is passed through a cell containing NaCl then 1mole of Na ( at cathode) and ¹/² mole of Cl2 (g) ( at anode ) is produced.
Also, the mole ration of 1:¹/² or 2:1 is obtained.
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