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Table 5 Energies (in kJ mol-1) calculated at the polarized SBK MP2 level for various reactions and hydration energies obtained from calculated volumes

From: Theoretical studies on metal thioarsenites and thioantimonides: synergistic interactions between transition metals and heavy metalloids

Index number Reaction ΔE gas-phase ΔHhyd ΔHsolution
(1) As2S5H4+H2O As(SH)3+As(SH)2(OH) +36.5 0 +36
(2) As2S5H4+H2S 2As(SH)3 +13.9 0 + 14
(3) As(SH)3+OH- AsS(SH)(OH)-+H2S -320.8 +294 -25
(4) Au(SH)+AsS(SH)(OH)- AuS(SH)2(OH) -257 +21 -237
(5) AuSH+AsS(SH)2- AuAsS(SH)3- -258.3 +21 -237
(6) Au(SH)2-+AsS(SH)(OH)- AuAsS(SH)2(OH)-+SH- +96.3 -147 -51
(7) Au(SH)2-+AsS(SH)2- AuAsS(SH)3-+SH- +96.0 -147 -51