Titanium(II) iodide explained

Titanium(II) iodide is the inorganic compound with the formula TiI2. It is a black micaceous solid. It adopts the cadmium iodide structure, featuring octahedral Ti(II) centers. It arises via the reaction of the elements:[1]

Ti + I2 → TiI2

As such, it is an implied intermediate in the van Arkel–de Boer process for the purification of titanium metal.

References

  1. 10.1002/zaac.19422490204. Zur Kenntnis der Dihalogenide des Titans und Vanadins. 1942. Klemm. Wilhelm. Grimm. Ludwig. Zeitschrift für Anorganische und Allgemeine Chemie. 249. 2. 198–208.

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