The telluride iodides are chemical compounds that contain both telluride ions (Te2−) and iodide ions (I−). They are in the class of mixed anion compounds or chalcogenide halides.
Tellurium does not normally bond with iodine, but can form many different units with bonds to other tellurium atoms.
List nameformulasystemspace groupunit cellvolumedensitypropertiesrefCopper telluride iodideCuTeItetrahedralI41/amda = 17.170, c = 4.876, and Z = 16Cu+1 ion conductor; metallic grey(CuI)3Cu2TeS3P3121gallium telluride iodideGaTeIorthorhombicband gap 2.55Ge40.0Te5.3I8cubicPmna=10.815 Z = 11265.06.023band gap 0.8 eV; clathrateα-Arsenic telluride iodideAsTeImonoclinicP21a=8.965 b=4.042 c=10.341 β=90.75 Z=45.84melt 281 °C blackβ-Arsenic telluride iodideAsTeIcubicFm3ma=5.791 Z=25.63black metallicAs4Te5I2monoclinica=14.58 b=4.00 c=12.26 β=95.0 Z=25.51melt 303 °C metallictriniobium telluride heptaiodideNb3TeI7NbTe4IP21/ca=7.695 b=15.393 c=13.438 β=100.84 Z=81563.26.205black metallicdiniobium hexatelluride iodideNb2Te6IP21/ca=9.197 b=13.387 c=9.651 β=112.361093.86.548Nb4Te12ImonoclinicC12/c1a=21.957 b=6.147 c=19.925 β=122.40 Z=42270.65.8blackNb4Te17I4monoclinicC2/ca = 16.199 b = 8.128 c = 27.355 β = 110.84°, Z = 4black metallicMo3Tel0Il0[Mo3Se7(TeI3)I2]ImonoclinicP23/na=10.4969 b=13.029 c=16.567 β =102.921° Z=42208.35.202[Mo3Te7(TeI3)3]2(I)(TeI3)triclinicPa=11.2148 b=11.6550 c=16.6798 α=92.124 β=102.223 γ=117.427 Z=1868.45.374Palladium telluride iodidePdTeIa=7.821 c=5.659brass yellowAg23Te12IorthorhombicPnnmhoneycomb TeAg19Te6Br5.4I1.6orthorhombicPnmaelectric conductorindium telluride iodideInTeImonoclinicP21/cAntimony telluride iodideSbTeItriclinicP(Sb2Te2)I[AlI4] monoclinicP21/nLa2TeI2rhombohedralRma = 4.5074 c = 32.528 Z = 3metallicEr17.3Te24I8Fd3ma=12.020Ta3TeI7hexagonalP63mc[TaTe4]4[PtI6]I2triclinicPa=16.831 b=17.740 c=19.018 α=93.57 β=94.08 γ=102.09 Z=1977.65TaTe4ItriclinicPa=6.679 b=7.787 c=8.581 α=112.76 β=102.60 γ=101.25 Z=2381.87.118blackW2Cl12Te6I2Gold telluride iodideAuITemonoclinica=7.317 b=7.626 c=7.249 β=106.337.73semiconductor band gap 0.9 grey melt 360 °CGold telluride diiodideAuITe2orthorhombicPmmba = 4.056 Å, b = 12.579 Å, c = 4.741 Å, Z = 2241.97.989silvery white conductor melt 440 °CHg3Te2I2greyish redHg3Te2BrImonoclinicC218.376 b=9.587 c=10.575 β=100.11°Hg3TeI4cubicF3ma=6.244 Z=(80% partial occupancy)243.47.03decompose 273 °C dark ruby redBismuth telluride iodideBiTeIP3m1 / Pnmaover 3.9 GPa Weyl semimetal; under semimetalThTe2I2monoclinicC2/ma = 7.642 b = 14.336 c = 7.727 and β = 111.27° Z = 4[Ta7(Se2)14][U2I10]2orthorhombicCccma = 21.5134 b = 22.1619 and c = 16.7834 Z=4
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