Viewed 113k times. 7. Is there a complete list of all the half equations for HX2OX2 - both oxidation and reduction, in acidic and alkaline conditions? I've looked on the internet but can't seem to find a list with all of them. These are my first attempts: HX2OX2 + 2eX − 2OHX −. H X 2 O X 2 + 2 e X − 2 O H X −.