potassium

• Formula: K
• Molecular weight: 39.0983
• IUPAC Standard InChI: InChI=1S/K Copy

  
• IUPAC Standard InChIKey: ZLMJMSJWJFRBEC-UHFFFAOYSA-N Copy
• CAS Registry Number: 7440-09-7
• Chemical structure:
  This structure is also available as a 2d Mol file
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• Information on this page:
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
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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

( • 10) +  = ( • 11)

By formula: (K⁺ • 10K) + K = (K⁺ • 11K)

( • 11) +  = ( • 12)

By formula: (K⁺ • 11K) + K = (K⁺ • 12K)

( • 12) +  = ( • 13)

By formula: (K⁺ • 12K) + K = (K⁺ • 13K)

( • 13) +  = ( • 14)

By formula: (K⁺ • 13K) + K = (K⁺ • 14K)

( • 14) +  = ( • 15)

By formula: (K⁺ • 14K) + K = (K⁺ • 15K)

( • 15) +  = ( • 16)

By formula: (K⁺ • 15K) + K = (K⁺ • 16K)

( • 16) +  = ( • 17)

By formula: (K⁺ • 16K) + K = (K⁺ • 17K)

( • 17) +  = ( • 18)

By formula: (K⁺ • 17K) + K = (K⁺ • 18K)

( • 18) +  = ( • 19)

By formula: (K⁺ • 18K) + K = (K⁺ • 19K)

( • 19) +  = ( • 20)

By formula: (K⁺ • 19K) + K = (K⁺ • 20K)

( • 20) +  = ( • 21)

By formula: (K⁺ • 20K) + K = (K⁺ • 21K)

( • 21) +  = ( • 22)

By formula: (K⁺ • 21K) + K = (K⁺ • 22K)

( • 22) +  = ( • 23)

By formula: (K⁺ • 22K) + K = (K⁺ • 23K)

( • 23) +  = ( • 24)

By formula: (K⁺ • 23K) + K = (K⁺ • 24K)

( • 9) +  = ( • 10)

By formula: (K⁺ • 9K) + K = (K⁺ • 10K)

( • 2) +  = ( • 3)

By formula: (K⁺ • 2K) + K = (K⁺ • 3K)

( • 3) +  = ( • 4)

By formula: (K⁺ • 3K) + K = (K⁺ • 4K)

( • 4) +  = ( • 5)

By formula: (K⁺ • 4K) + K = (K⁺ • 5K)

( • 5) +  = ( • 6)

By formula: (K⁺ • 5K) + K = (K⁺ • 6K)

( • 6) +  = ( • 7)

By formula: (K⁺ • 6K) + K = (K⁺ • 7K)

( • 7) +  = ( • 8)

By formula: (K⁺ • 7K) + K = (K⁺ • 8K)

( • 8) +  = ( • 9)

By formula: (K⁺ • 8K) + K = (K⁺ • 9K)

References

Go To: Top, Reaction thermochemistry data, Notes

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

Brechignac, Cahuzac, et al., 1990
Brechignac, C.; Cahuzac, P.; Carlier, F.; De Frutos, M.; Leyniger, J., Cohesive Energies of (K)n+ 5<n<200 from Photoevaporation Experiments, J. Chem. Phys., 1990, 93, 10, 7449, https://doi.org/10.1063/1.459418 . [all data]

Notes

Go To: Top, Reaction thermochemistry data, References

• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions

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