Calcium carbonate (precipitated)

• Formula: CCaO₃
• Molecular weight: 100.087
• IUPAC Standard InChI: InChI=1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2 Copy

  
• IUPAC Standard InChIKey: VTYYLEPIZMXCLO-UHFFFAOYSA-L Copy
• CAS Registry Number: 471-34-1
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Species with the same structure:
  • Calcium carbonate
  • Calcium carbonate (calcite)
• Other names: calcium carbonate
• Information on this page:
  • Reaction thermochemistry data
  • Ion clustering data
  • THz IR spectrum
  • References
  • Notes
• Other data available:
  • IR Spectrum
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

(Ca⁺² • 4 • ) +  = (Ca⁺² • 5 • )

By formula: (Ca⁺² • 4CO₂ • CCaO₃) + CO₂ = (Ca⁺² • 5CO₂ • CCaO₃)

Free energy of reaction

THz IR spectrum

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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: Edwin J. Heilweil and Matthew B. Campbell

Condensed Phase Spectrum

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Additional Data

References

Go To: Top, Reaction thermochemistry data, Ion clustering data, THz IR spectrum, Notes

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

Spears and Fehsenfeld, 1972
Spears, K.G.; Fehsenfeld, F.C., Termolecular Association Reactions of Mg, Ca, and Ba Ions, J. Chem. Phys., 1972, 56, 11, 5698, https://doi.org/10.1063/1.1677091 . [all data]

Notes

Go To: Top, Reaction thermochemistry data, Ion clustering data, THz IR spectrum, References

• Symbols used in this document:
  

  T	Temperature
  ΔrG°	Free energy of reaction at standard conditions

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