Common ions that form multiple cations

Common ions that form multiple cations

Table
Common ions that form multiple cations
ion systematic name alternate name
Fe3 b; iron(III) ferric
Fe2 b; iron(II) ferrous
Cu2 b; copper(II) cupric
Cu b; copper(I) cuprous
Co3 b; cobalt(III) cobaltic
Co2 b; cobalt(II) cobaltous
Sn4 b; tin(IV) stannic
Sn2 b; tin(II) stannous
Pb4 b; lead(IV) plumbic
Pb2 b; lead(II) plumbous
Hg2 b; mercury(II) mercuric
Hg22 b;(*) mercury(I) mercurous
*Mercury(I) ions always occur bound together to form Hg22 b;.
See as table:

* * *


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