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关于常见非金属氧化物之一的二氧化碳与金属反应的热力学讨论,我们曾发表过一些不成熟的意见,对阐明二氧化碳与常见金属之间反应的次序、反应趋势的大小等,具有形象、直观的特点。通过进一步的探讨,我们认为,可以把文[1]讨论问题的理论根据和方式方法加以推广引伸,对包括二氧化碳在内的一些常见非金属氧化物的反应,运用热力学数据和图示方式,同样可以得到一些有参考价值的结论。但由于同一元素会因氧化态多变造成反应产物的多样性,因此使该问题的讨论比单一的二氧化碳与金属的反应要复杂得多。通过查表,首先找出常见金属、非金属及其相应氧化物的△H_f~、S~,并计算出金
We have published some unhealthy opinions on the thermodynamic discussion of the reaction of carbon dioxide with metals, one of the most common non-metal oxides. It has an image and intuition for elucidating the order of reactions between carbon dioxide and common metals, the size of reaction trends, etc. Features. Through further discussion, we think that we can extend the theoretical basis and ways and means of discussing the problem in [1], apply the thermodynamic data and graphic representation to the reaction of some common non-metal oxides including carbon dioxide Can get some conclusions of reference value. However, the discussion of this issue is far more complex than the reaction of a single carbon dioxide with a metal because the same element causes a multiplicity of reaction products due to the variable oxidation states. By looking up the table, first find the common metal, nonmetal and its corresponding oxide △ H_f ~, S ~, and calculate the gold