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Citation: Xinxue Li. 普通化学G判据的图形教学法[J]. University Chemistry, ;2026, 41(10): 448-453. doi: 10.12461/PKU.DXHX202511015 shu

普通化学G判据的图形教学法

Xinxue Li ^,

Department of Chemistry, University of Science and Technology Beijing, Beijing 100083, China

Corresponding author: Xinxue Li, xinxueli@ustb.edu.cn
Received Date: 3 November 2025
Accepted Date: 2 December 2025

以N₂O₄的分解反应为例，提出了反应体系吉布斯自由能G的估算方法，绘制了G与反应进度ξ的关系图，阐明了化学反应方向判据摩尔反应吉布斯自由能变△_rG_m(T)的意义，有助于培养学生的数形结合能力，以及建立清晰的概念。
- Gibbs free energy,
- Integration of number and shape,
- General chemistry
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