[{"from": "human", "value": "Describe this molecule. [Ta]"}, {"from": "gpt", "value": "The molecule is a black odorless powder. mp: 2996 \u00b0C, bp: approx. 5250 \u00b0C. Density: 16.65 g/cm3. Insoluble in water. Tantalum oxide dust is a white, microcrystalline powder mp: 1800 \u00b0C. Density: 7.6 g/cm3. Insoluble in water. The mixture is listed as a toxic inhalation hazard by OSHA."}]