aluminium trihydride

• Formula: AlH₃
• Molecular weight: 30.00536
• IUPAC Standard InChI: InChI=1S/Al.3H Copy

  
• IUPAC Standard InChIKey: AZDRQVAHHNSJOQ-UHFFFAOYSA-N Copy
• CAS Registry Number: 7784-21-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Aluminum hydride
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• Information on this page:
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Ion clustering data
  • Vibrational and/or electronic energy levels
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

H₂Al^- +  =

By formula: H₂Al^- + H⁺ = H₃Al

 +  = H₄Al^-

By formula: H^- + H₃Al = H₄Al^-

Gas phase ion energetics 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

De-protonation reactions

H₂Al^- +  =

By formula: H₂Al^- + H⁺ = H₃Al

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Hinde, 2000
Hinde, R.J., Ab initio gas-phase acidities of NaH, MgH2, and AlH3, J. Phys. Chem. A, 2000, 104, 32, 7580-7585, https://doi.org/10.1021/jp994138j . [all data]

Goebbert, Hernandez, et al., 2005
Goebbert, D.J.; Hernandez, H.; Francisco, J.S.; Wenthold, P.G., The binding energy and bonding in dialane, J. Am. Chem. Soc., 2005, 127, 33, 11684-11689, https://doi.org/10.1021/ja0424070 . [all data]

Notes

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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