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Vanadium

Vanadium forms ions that exist in a variety of oxidation states.  Solutions of these ions each have a particular color:  V2+ is violet,  V3+ is...

Vanadium forms ions that exist in a variety of oxidation states.  Solutions of these ions each have a particular color:  V2+ is violet,  V3+ is green, V4+ (as VO2+) is blue and V5+ (as VO42-) is yellow.

Atomic # = 23 Atomic weight = 50.942

Atomic # = 23
Atomic weight = 50.942

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