synthesis and crystal structure of the tetra-nickel substituted [ni4(h2o)2 (asw9o34)2]10-...

2004 Nickel I 7300 Synthesis and Crystal Structure of the Tetra-Nickel Substituted [Ni4(H2O)2(AsW9O34)2] 10- Polyoxoanion. — The new polyoxotungstate (III) is charac- terized by IR and UV/Vis spectroscopy, energy-dispersive X-ray fluorescence, and sin- gle crystal XRD. (III) crystallizes in the monoclinic space group P21/n with Z = 2. The structure contains the tetra-nickel substituted polyoxoanion [Ni4(H2O)2(AsW9O34)2] 10- , in which the four Ni atoms form a planar regular rhombus. These anions are linked via hydrogen bonds and sodium cations. — (DREWES, D.; LIMANSKI, E. M.; KREBS*, B.; Z. Naturforsch., B: Chem. Sci. 59 (2004) 9, 980-984; Inst. Anorg. Anal. Chem., Westfael. Wilhelms-Univ., D-48149 Muenster, Germany; Eng.) — Schramke 51- 028

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Page 1: Synthesis and Crystal Structure of the Tetra-Nickel Substituted [Ni4(H2O)2 (AsW9O34)2]10- Polyoxoanion

2004

NickelI 7300 Synthesis and Crystal Structure of the Tetra-Nickel Substituted

[Ni4(H2O)2(AsW9O34)2]10- Polyoxoanion. — The new polyoxotungstate (III) is charac-terized by IR and UV/Vis spectroscopy, energy-dispersive X-ray fluorescence, and sin-gle crystal XRD. (III) crystallizes in the monoclinic space group P21/n with Z = 2. The structure contains the tetra-nickel substituted polyoxoanion [Ni4(H2O)2(AsW9O34)2]

10-, in which the four Ni atoms form a planar regular rhombus. These anions are linked via hydrogen bonds and sodium cations. — (DREWES, D.; LIMANSKI, E. M.; KREBS*, B.; Z. Naturforsch., B: Chem. Sci. 59 (2004) 9, 980-984; Inst. Anorg. Anal. Chem., Westfael. Wilhelms-Univ., D-48149 Muenster, Germany; Eng.) — Schramke

51- 028

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