大学化学 >> 2019, Vol. 34 >> Issue (1): 77-81.doi: 10.3866/PKU.DXHX201804008

师生笔谈 上一篇    下一篇

关于凝固点降低的教材编写和教学建议

乔正平*(),龚孟濂,巢晖*()   

  • 收稿日期:2018-04-06 发布日期:2019-01-16
  • 通讯作者: 乔正平,巢晖 E-mail:cesqzp@mail.sysu.edu.cn;ceschh@mail.sysu.edu.cn
  • 基金资助:
    无机化学国家精品课程项目;广东省精品课程项目

Suggestions on Description of Freezing Point Depression in College Chemistry Textbooks and Teaching Methodology

Zhengping QIAO*(),Menglian GONG,Hui CHAO*()   

  • Received:2018-04-06 Published:2019-01-16
  • Contact: Zhengping QIAO,Hui CHAO E-mail:cesqzp@mail.sysu.edu.cn;ceschh@mail.sysu.edu.cn
  • Supported by:
    无机化学国家精品课程项目;广东省精品课程项目

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摘要：

关于教材中凝固点降低的内容，存在两种具有分歧的表述方式，导致了师生在教学和学习过程中的困惑。本文通过图示的方式对凝固点定义的依据予以解析，提出了教材编写及教学中的一点建议。

关键词: 凝固点, 凝固点降低, 三相点, 依数性

Abstract:

Two different kinds of expressions about freezing point depression were shown in current college chemistry textbooks, leading to the confusion of teachers and students in teaching and learning. Suggestions were put forward with graphic analysis and interpretation of the definition.

Key words: Freezing point, Freezing point depression, Triple point, Colligative property

MSC2000: 

  • G64