# Question #ca60f

Feb 5, 2018

$\text{Iron(III)}$ or ferric
Iron $+ 3$ in the old nomenclature was ferric compounds.
Iron $+ 2$ in the old nomenclature was ferrous compounds.
In the modern nomenclature, $F {e}^{3 +}$ is written as $\text{Fe(III)}$
In the modern nomenclature, $F {e}^{2 +}$ is written as $\text{Fe(II)}$