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Disilane


Reaction thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: John E. Bartmess

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Individual Reactions

H5Si2- + Hydrogen cation = Disilane

By formula: H5Si2- + H+ = H6Si2

Quantity Value Units Method Reference Comment
Deltar<1312. ± 12.kJ/molAcidKrishnakumar and Srivastava, 1991gas phase; From Si2H6, AP = 0.0 eV/Data for SiH4 plus a-Si effects imply «DELTA»Hacid ca. 360. G3MP2B3 calculations give dHacid=360 kcal/mol
Quantity Value Units Method Reference Comment
Deltar<1275. ± 14.kJ/molH-TSKrishnakumar and Srivastava, 1991gas phase; From Si2H6, AP = 0.0 eV/Data for SiH4 plus a-Si effects imply «DELTA»Hacid ca. 360. G3MP2B3 calculations give dHacid=360 kcal/mol

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Krishnakumar and Srivastava, 1991
Krishnakumar, E.; Srivastava, S.K., Dissociative Electron Attachment of Electrons with Si2H6, Int. J. Mass Spectrom. Ion Proc., 1991, 103, 2-3, 107, https://doi.org/10.1016/0168-1176(91)80082-X . [all data]


Notes

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