Oleum and Sulfuric Acid as Reaction Media: The Actinide Examples UO
<sub>2</sub>
(S
<sub>2</sub>
O
<sub>7</sub>
)‐lt (low temperature), UO
<sub>2</sub>
(S
<sub>2</sub>
O
<sub>7</sub>
)‐ht (high temperature), UO
<sub>2</sub>
(HSO
<sub>4</sub>
)
<sub>2</sub>
, An(SO
<sub>4</sub>
)
<sub>2</sub>
(An = Th, U), Th
<sub>4</sub>
(HSO
<sub>4</sub>
)
<sub>2</sub>
(SO
<sub>4</sub>
)
<sub>7</sub>
and Th(HSO
<sub>4</sub>
)
<sub>2</sub>
(SO
<sub>4</sub>
)
作者:Ulf Betke、Mathias S. Wickleder
DOI:10.1002/ejic.201100975
日期:2012.1
911.49(3) pm, c = 1365.02(4) pm, V = 1.18665(6) nm3], Th4(HSO4)2(SO4)7 [tetragonal, I2d, Z = 4, a = 1327.7(2) pm, c = 1362.8(2) pm, V = 2.402.3(6) nm3] and Th(HSO4)2(SO4) [triclinic, P, Z = 2, a = 576.18(2) pm, b = 896.11(3) pm, c = 948.58(3) pm, α = 65.387(2)°, β = 87.838(2)°, γ = 88.917(2)°, V = 0.44495(3) nm3] could be obtained. Whereas Th(SO4)2 is isotypic with the respective uranium compound, both
通过 UO2(CH3COO)2·2H2O 与硫酸/三氧化硫混合物在密封玻璃安瓿中反应合成了新的硫酸铀。二硫酸盐 UO2(S2O7) 的两种多晶型 [低温 (lt):三斜晶系,P,Z = 2,a = 647.8(1) pm,b = 684.2(1) pm,c = 800.1(1) pm,α = 87.31(2)°, β = 78.37(2)°, γ = 75.34(2)°, V = 0.33605(9) nm3; 高温 (ht):正交,Pca21,Z = 8,a = 1080.21(2) pm,b = 814.74(1) pm,c = 1655.63(3) pm,V = 1.45710(4) nm3] 和硫酸氢盐 UO2 (HSO4)2 [单斜, P21/n, Z = 4, a = 779(3) pm, b = 815.39(3) pm, c = 1285.77(5) pm, β = 103