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Chemistry Forums for Students => Undergraduate General Chemistry Forum => Topic started by: 113zami on August 10, 2008, 06:56:43 PM

Title: Hall process
Post by: 113zami on August 10, 2008, 06:56:43 PM

quick question

in the Hall process, is CO2 or O2 produced at the anode? wikipedia says CO2 but Britanica encyclopedia says Oxygen, so which one is it, or is it both??

thanks

Title: Re: Hall process
Post by: 113zami on August 10, 2008, 08:32:21 PM

also I need to more information about the photofluorescent effect, I googled and wikied and didn't find any relevant info can someone help please

Title: Re: Hall process
Post by: AWK on August 11, 2008, 07:55:26 AM

Formally O2 is formed. But since temperature is about 1000 C and graphite electrode is used, carbon reacts with oxygen to form mainly carbon monooxide (CO).