The Chemistry of Niobium and Tantalum |
Contents
Preface | 1 |
Separation and Extraction Metallurgy | 7 |
Physical Properties of the Metals | 16 |
Copyright | |
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Common terms and phrases
acid solution Acta Chem Acta Cryst adducts alkali alkali-metal Allgem ammonia anhydrous Anorg atom per cent bonding BRAUER bromide carbon Chem chemical transport reaction Chim chloride colour complexes composition compounds containing crystal structure crystallises cubic diamagnetic dilute dissolved dpyc excess fluoride formation formed g/cm³ heating hexagonal hydrofluoric acid hydrogen hydrous oxides Inorg insoluble iodide ions KJEKSHUS lattice lattice constants layers Less-Common Metals ligands melt metal atoms method mixture monoclinic NbAs NbCl niobates niobic acid niobium and tantalum niobium atoms niobium metal niobium or tantalum niobium(V nitrogen obtained orthorhombic oxalic oxalic acid oxygen pentabromides pentachlorides pentoxide phase Phys potassium precipitated prepared pyridine range of homogeneity reaction reduction room temperature salts SCHÄFER sealed tube single crystals sodium solid solution space group stable stoichiometric sulphide sulphur Ta₂O TaCl tantalic acid tantalum pentoxide tantalum(V terminal solubility tetragonal thermal tion titanium unit cell vacuum X-ray powder diffraction