Elektrolisis: biyaha cusbada
Cashar 7 / 10
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Natiijada casharka
I can describe the reactions of electrolysis of an aqueous solution of sodium chloride, including the tests for identifying the products.
Muuji qoraalka
There are four ions present in a solution of brine: H⁺, OH⁻, Na⁺ and Cl⁻.
The product at the negative electrode is hydrogen gas.
The product at the positive electrode is chlorine gas.
Sodium hydroxide solution forms in the electrolyte solution, making it alkaline.
Two types of ions are in competition at each electrode.
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