What is the element made in Iron Man 2?

In the Iron Man 2 novelization, the element created by Tony Stark to replace Palladium in the Arc Reactor was never named. It can't be Vibranium because Howard Stark made Captain America's shield out of Vibranium long before Tony made the new element. read more

As this predated the elder Stark’s discovery and analysis of the Tesseract, from which the element was ultimately inspired, the Iron Man 2 novel is clearly incorrect in calling the new element Vibranium. read more

In the Iron Man 2 novelization, the element created by Tony Stark to replace Palladium in the Arc Reactor is called Vibranium. The subsequent release of Captain America: The First Avenger retcons that information. read more

In the Iron Man movie, the original mini arc reactor used to keep Tony Stark alive, and power his Iron Man armor, is made of Palladium and is slowly poisoning Tony. In order to save himself, Tony creates an improved reactor made of a new, unknown metal alloy devised by his father. read more