Determine the oxidation number of the specified element. Cr in CrO4

Follow Math Help Forum on Facebook and Google+

Originally Posted by johett Determine the oxidation number of the specified element. Cr in CrO4 well this is not math xD but I know the answer, I think that you mean: to answer this problem you must know that, the oxidation number of oxigen y -2, then we have this equation:

Last edited by Nacho; Mar 13th 2008 at 11:58 AM. Reason: I read bad the question

View Tag Cloud