Summary
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1.
The catalytic effect of water vapor on the reactions of the oxides MgO, CaO, BaO, and ZnO with A12O3, on the reactions of CaO with quartz and with amorphous silica, and also on the crystallization of alumina and on the agglomeration of silica and of magnesium oxide, was established.
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2.
A transitional active state theory is described, explaning the increase in reactivity of oxides during dissociation processes and during the course of polymorphic changes.
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3.
The catalytic effect of chemically adsorbed water on physico-chemical processes in oxides (chemical reactions, agglomeration, and agglomerating recrystallization) is explained by the emergence of a transitional active state of the surface chemical compounds.
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Leonov, A.I. The catalytic effect of water on the chemical reaction between oxides at high temperatures. Russ Chem Bull 10, 1314–1318 (1961). https://doi.org/10.1007/BF00910100
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DOI: https://doi.org/10.1007/BF00910100