Wednesday, November 18, 2009

Electrolysis of Sodium Chloride in Water

1.What is Brine?
2.Which Gas is given off at the Cathode?
3.Which Gas is given off at the Anode?
4.Give the Ionic Equation for the Gas given off at the Anode.
5Why don't you get Sodium Metal at the Cathode?
6.What Substance is left in Solution after Electrolysis?
7.Give one Use of this Substance?

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chemistry notes / igcse-gcse- Olevel