What is the mechanism of TiO2/UV application's in removal colour pollutants from aqueous?
photocatalytic mechanism in which electron are transfered fro the HOMO to the LUMO of TiO2
then H2O reacts in the emptied HUMO : H2O --> HO° + H+
and O2 reacts in the LUMO with the electron : O2 + e- --> O2°-
both HO° and O2°- are very oxidizing species "destroying" any organic molecules
regards
Thanks a lot dear Dr.
Hi,
Just search in the Advanced Oxidation Process and you will find all mechnaisms
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