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在常规条件下合成了2种具有一维链状结构的多金属钨酸盐K5H11[WO2(PW9O34)2].33H2O(1)和K6Na2H2[Ni4(H2O)2(PW9O34)2].23H2O(2).采用X射线单晶结构分析、元素分析和红外光谱对其进行了表征.结果表明:化合物1属于正交晶系,Fddd空间群;晶胞参数a=2.906 3 nm,b=3.179 0 nm,c=3.914 8 nm,α=90.00°,β=90.00°,γ=90.00°,V=36.194 0 nm3,Z=2,R1=0.070 6,ωR2=0.162 1.化合物2属于单斜晶系,P2(1)/n空间群;晶胞参数a=1.191 6 nm,b=1.654 7 nm,c=2.121 1 nm,α=90.00°,β=100.66°,γ=90.00°,V=4.109 8 nm3,Z=16,R1=0.063 8,ωR2=0.143 2.
Two kinds of polymetallic tungstates K5H11 [WO2 (PW9O34) 2] .33H2O (1) and K6Na2H2 [Ni4 (H2O) 2 (PW9O34) 2] ) Were characterized by X-ray single crystal structure analysis, elemental analysis and infrared spectroscopy. The results show that compound 1 belongs to the orthorhombic, Fddd space group; unit cell parameters a = 2.906 3 nm and b = 3.179 0 nm , c = 3.914 8 nm, α = 90.00 °, β = 90.00 °, γ = 90.00 °, V = 36.194 0 nm3, Z = 2, R1 = 0.070 6, ωR2 = 0.162 1. Compound 2 belongs to the monoclinic system, A = 1.191 6 nm, b = 1.654 7 nm, c = 2.121 1 nm, α = 90.00 °, β = 100.66 °, γ = 90.00 °, V = 4.109 8 nm3 , Z = 16, R1 = 0.063 8, ωR2 = 0.143 2.