Cesium iodide

• Formula: CsI
• Molecular weight: 259.80992
• IUPAC Standard InChI: InChI=1S/Cs.HI/h;1H/q+1;/p-1 Copy

  
• IUPAC Standard InChIKey: XQPRBTXUXXVTKB-UHFFFAOYSA-M Copy
• CAS Registry Number: 7789-17-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  View 3d structure (requires JavaScript / HTML 5)
• Other names: caesium iodide
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Phase change data
  • Reaction thermochemistry data
  • Ion clustering data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
  • Constants of diatomic molecules
• Options:
  • Switch to calorie-based units

Phase change data

Go To: Top, Reaction thermochemistry data, Ion clustering data, NIST Free Links, References, Notes

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

Data compiled by: William E. Acree, Jr., James S. Chickos

Reaction thermochemistry data

Go To: Top, Phase change data, Ion clustering data, NIST Free Links, References, Notes

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

 +  = ( • )

By formula: I^- + CsI = (I^- • CsI)

Ion clustering data

Go To: Top, Phase change data, Reaction thermochemistry data, NIST Free Links, References, Notes

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. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

 +  = ( • )

By formula: I^- + CsI = (I^- • CsI)

References

Go To: Top, Phase change data, Reaction thermochemistry data, Ion clustering data, NIST Free Links, Notes

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

Viswanathan and Hilpert, 2010
Viswanathan, R.; Hilpert, K., Mass Spectrometric Study of the Vaporization of Cesium Iodide and Thermochemistry of (CsI)2(g) and (CsI)3(g), Berichte der Bunsengesellschaft für physikalische Chemie, 2010, 88, 2, 125-131, https://doi.org/10.1002/bbpc.19840880210 . [all data]

Pankajavalli, Mallika, et al., 1998
Pankajavalli, R.; Mallika, C.; Sreedharan, O.M.; Premila, M.; Gopalan, Padma, Vapour pressure of C60 by a transpiration method using a horizontal thermobalance, Thermochimica Acta, 1998, 316, 1, 101-108, https://doi.org/10.1016/S0040-6031(98)00304-9 . [all data]

Cordfunke, 1986
Cordfunke, E.H.P., Thermodynamic properties of CSI. II. vapour pressures and thermochemical properties of CsI(g) and Cs2I2(g), Thermochimica Acta, 1986, 108, 45-55, https://doi.org/10.1016/0040-6031(86)85076-6 . [all data]

Venugopal, Prasad, et al., 1985
Venugopal, V.; Prasad, R.; Sood, D.D., Vaporisation thermodynamics of caesium iodide and caesium chromate, Journal of Nuclear Materials, 1985, 130, 115-121, https://doi.org/10.1016/0022-3115(85)90300-9 . [all data]

Wang, Wang, et al., 2010
Wang, Y.L.; Wang, X.B.; Xing, X.P.; Wei, F.; Li, J.; Wang, L.S., Photoelectron Imaging and Spectroscopy of MI2- (M = Cs, Cu, Au): Evolution from Ionic to Covalent Bonding, J. Phys. Chem. A, 2010, 114, 42, 11244-11251, https://doi.org/10.1021/jp103173d . [all data]

Gusarov, Gorokhov, et al., 1979
Gusarov, A.V.; Gorokhov, L.N.; Pyatenko, A.T.; Sidorova, I.V., Negative ions in the vapors of inorganic compounds, Adv. Mass Spectrom., 1979, 8, 262. [all data]

Notes

Go To: Top, Phase change data, Reaction thermochemistry data, Ion clustering data, NIST Free Links, References

• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions
  ΔsubH°	Enthalpy of sublimation at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.