Summary
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1.
It has been established by differential thermal analysis that the thermal stability limit for potassium ozonide lies at 60±2°C.
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2.
The decomposition of KO3 is accompanied by the formation of KO2 and the evolution of oxygen.
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3.
The limit of thermal stability of KO2 is at 425±2°C.
Literature cited
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I. A. Kazarnovskii, S. I. Raikhshtein, and L. N. Bykova, Dokl. AN SSSR108, 641 (1956).
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W. Gules and J. L. Margrave, J. Phys. Chem.,60, 1333 (1956).
G. P. Nikol'skii, L. I. Kazarnovskaya, Z. A. Bagdasar'yan, and I. A. Kazarnovskii, Dokl. AN SSSR,72, 713 (1950).
J. P. Coughlin, Contribution to the data on theoretical metallurgy XII. Heats and free energies of formation of inorganic oxides. Bureau of Mines. Bull 542, US Printing office, Washington (1954).
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Sokovnin, E.I. The temperature limits for the existence of potassium ozonide. Russ Chem Bull 12, 162–163 (1963). https://doi.org/10.1007/BF00846971
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DOI: https://doi.org/10.1007/BF00846971