Halides, Oxyhalides, and Related Compounds

Niobium(v) and Tantalum(v).—Halides, Oxyhalides and Related Compounds. The ability of TaFj to act as a fluoride ion acceptor in anhydrous HF has been exploited in the preparation of salts of the AsH, HjS, and PH ions 

Other studies of niobium or tantalum halides have included measurements of the vapour pressures of solid and liquid niobium and tantalum pentachloride, investi- 

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