Input interpretation
![group 5 ions](../image_source/be3c688945d8b53306d898ce46dcc7f2.png)
group 5 ions
Members
![niobide(1-) anion | niobium(II) cation | niobium(III) cation | niobium(IV) cation | niobium(V) cation | tantalide(1-) anion | tantalum(II) cation | tantalum(III) cation | tantalum(IV) cation | tantalum(V) cation | vanadium(I) cation | vanadide(1-) anion | vanadium(II) cation | vanadium(III) cation | vanadium(IV) cation | vanadium(V) cation (total: 16)](../image_source/f4c2e906f9254e3d54c5568faf15d0ec.png)
niobide(1-) anion | niobium(II) cation | niobium(III) cation | niobium(IV) cation | niobium(V) cation | tantalide(1-) anion | tantalum(II) cation | tantalum(III) cation | tantalum(IV) cation | tantalum(V) cation | vanadium(I) cation | vanadide(1-) anion | vanadium(II) cation | vanadium(III) cation | vanadium(IV) cation | vanadium(V) cation (total: 16)
Ionic radii
![6-coordinate ionic radius | median | 66 pm | lowest | 54 pm (vanadium(V) cation) | highest | 79 pm (vanadium(II) cation) 8-coordinate ionic radius | median | 74 pm | lowest | 72 pm (vanadium(IV) cation) | highest | 79 pm (niobium(III) cation)](../image_source/ed39c64ed8254addbaf94c65793805f9.png)
6-coordinate ionic radius | median | 66 pm | lowest | 54 pm (vanadium(V) cation) | highest | 79 pm (vanadium(II) cation) 8-coordinate ionic radius | median | 74 pm | lowest | 72 pm (vanadium(IV) cation) | highest | 79 pm (niobium(III) cation)
Units