Wikipedia: Transition metal
- Overview of the group incluging electronic configuration, properties, oxidation states, and specific properties.
- http://en.wikipedia.org/wiki/Transition_metal

Transition Metals
- Uses of the first row transition metals, their common ores, general properties and use as catalysts.
- http://www.sky-web.pwp.blueyonder.co.uk/Science/TransMetalUses.htm