Thursday, July 19, 2018

How is it possible to obtain a value of 8/3 as an oxidation state?


Iron's oxidation state in $\ce{Fe3O4}$. I really can't get the logic behind this.




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periodic trends - Comparing radii in lithium, beryllium, magnesium, aluminium and sodium ions

Apparently the of last four, $\ce{Mg^2+}$ is closest in radius to $\ce{Li+}$. Is this true, and if so, why would a whole larger shell ($\ce{...