Time stamp: Thu Mar 11 08:55:57 2021 HoF Errors: < 2 kcal/mol   < 5 kcal/mol   < 10 kcal/mol   < 20 kcal/mol   < 50 kcal/mol.   Geometries: 0: good, 100: bad

Comparison of Structures of 44 Arsenic-containing Solids predicted using PM7 and PM6-D3H4 with X-Ray

(All solids - Periodic Table - Home - Accuracy - Manual)

Average unsigned error in PM7 HoF: 15.18 kcal/mol, for 9 solids
Average unsigned error in PM6-D3H4 HoF: 33.44 kcal/mol, for 9 solids

     #     GUI   Heat of formation (Kcal/formula unit) Geometry        Species
                    Ref.        PM7     PM6-D3H4      PM7 PM6-D3H4 
  1122  (JSmol)   -35.4       -26.9      156.0        0.9   78.0   Aluminum arsenide (AlAs)
  1123  (JSmol)     0.0       -25.9      -18.0       27.2    9.4   Arsenic (As) (ICSD 16516) hexagonal
  1124  (JSmol)     0.0       -21.3      -18.2       29.8   42.4   Arsenic (As) (ICSD 609832) orthorhombic
  1125  (JSmol)              -233.4     -178.9       74.8   32.3   Arsenic(iii) fluoride (AsF3)
  1126  (JSmol)              -100.4       37.6        4.5    -.-   Boron arsenide (BAs)-Sphalerite
  1127  (JSmol)              -498.8     -475.0       36.0   22.9   Lithium hexafluoroarsenate (LiAsF6) (ICSD 74831)
  1128  (JSmol)              -444.8     -440.2       26.7   25.3   Oxonium hexafluoroarsenate(V) (AsF6 (H3O)) (ICSD 61236)
  1129  (JSmol)              -771.6     -715.5       26.3   64.9   Sodium hydrogen arsenate heptahydrate (Na2HAsO4 7(H2O))
  1130  (JSmol)               -13.0      -16.3       24.4   28.3   2,4,6-Trimethyl-2,4,6-triarsa-1,3,5-trithiacyclohexane (JEGDAA)
  1131  (JSmol)               -10.9        2.2       30.1   21.9   Dimethylarsino dimethyldithioarsinate (DMSARS01)
  1132  (JSmol)               -23.3      -34.5       30.0   47.1   Realgar (AsS)
  1133  (JSmol)               -67.9      -55.8       32.0   27.4   tris(Ethylenediammonium) bis(cyclo-hexathioarsenate(iii)) ethylenediamine solvate (DAKKIJ)
  1134  (JSmol)               -60.7      -65.2       26.3   33.6   2-Chloro-1,3,6,2-trithia-arsocane (CTRTAS)
  1135  (JSmol)               -96.6      -76.3       52.2   19.8   Arsenic(iii) chloride (AsCl3)
  1136  (JSmol)              -478.3     -616.3       18.1   49.7   Potassium hexafluoroarsenate (KAsF6) (ICSD 2362)
  1137  (JSmol)              -532.7     -473.8        9.1   13.1   tris(Ethylenediamine)-cobalt(iii) arsenate trihydrate (BIRSUO)
  1138  (JSmol)              -155.2      -52.8       20.5   39.2   Tris(ethylenediamine)-cobalt(iii) tetrathioarsenate(v) (GEPGEO)
  1139  (JSmol)              -247.0     -181.4       11.6    0.6   Adamite (Zn2(AsO4)(OH))
  1140  (JSmol)   -17.0       -17.0      -38.6        0.5    0.6   Gallium arsenide (GaAs)
  1141  (JSmol)  -221.0      -196.8     -240.5       12.3   15.7   Arsenic(v) pentoxide (As2O5) (ICSD 987)
  1142  (JSmol)  -157.1      -185.7     -158.7       63.9   37.7   Claudetite (As2O3)
  1143  (JSmol)               -45.7      -83.1       35.7   51.1   Orpiment (As2S3)
  1144  (JSmol)              -306.2     -385.0       23.8   30.3   Potassium dihydrogen arsenate (KHAs2O6)
  1145  (JSmol)              -733.4     -760.7       20.9   16.7   bis((h5-Cyclopentadienyl)-(mu-2-fluoro)-(pentafluoro-arsenic))-vanadium(iv) (VUFFIL)
  1146  (JSmol)              -956.5        -.-       57.8    -.-   Erythrite (Co3(AsO4)2 8(H2O))
  1147  (JSmol)              -831.3     -653.0       27.5   65.0   Annabergite (Ni3(AsO4)2 8(H2O))
  1148  (JSmol)              -457.1     -494.5       20.7   28.5   H5As3O10
  1149  (JSmol)               -34.6     -145.8       39.1   60.0   7-Methyl-1,3,5-triarsa-2,4,9-trithia-adamantane (MARSTA)
  1150  (JSmol)              -359.5     -288.7       44.3   18.5   Cubic arsenic(iii) oxide (As2O3)
  1168  (JSmol)              -271.1     -230.7       48.3   21.1   bis(1,2,4-Triseleno-3,5-diazolium) bis(hexafluoroarsenate) (KAZBIW)
  1239  (JSmol)   -47.0       -59.1      -55.9       19.0   30.5   Arsenic(iii) bromide (AsBr3)
  1240  (JSmol)              -273.4     -271.5       12.8   30.0   Tribromo-(15-crown-5)-arsenic (JIGSUN)
  1241  (JSmol)              -110.4     -116.0       24.9   19.9   Tribromo-(trimethylarsane)-gallium(iii) (TINJEG)
  1526  (JSmol)              -408.9    -1227.8       43.4   92.1   Hexaoxacyclododecane-di-silver silver tris(hexafluoro-arsenic) (CADXOU)
  1527  (JSmol)              -666.5     -759.0       30.8   55.5   bis(Tetraoxacyclododecane)-silver hexafluoroarsenate (CIJWIB)
  1574  (JSmol)   -14.0       -14.2      -20.9        0.5    7.3   Indium arsenide (InAs)
  1575  (JSmol)              -416.6     -419.1       38.2   45.4   Indium hexafluoroarsenate (InAsF6) (ICSD 417952)
  1702  (JSmol)               -22.0        2.0       25.8   35.1   Trimethylarsonium iodide (HAs(Me)3 I)
  1737  (JSmol)               -13.4      -11.1       37.2   36.7   Me3AsI2 (ZODJOR)
  1765  (JSmol)   -13.9       -29.6      -28.6       19.6   29.7   Arsenic(iii) iodide (AsI3)
  1766  (JSmol)               -72.0      -56.9       19.4   26.2   tris(Iodo)-trimethylarsane-gallium(iii) (TINJAC)
  1994  (JSmol)               559.9      119.9       12.0    7.5   Er Complex Sparkle (BOWXOA)
  2308  (JSmol)              -401.5     -444.8       21.0   34.4   Thallium hexafluoroarsenate (TlAsF6) (ICSD 417954)
  2370  (JSmol)              -662.5     -773.2       29.1   18.5   Mimetite (Pb5As3O12Cl)