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配合初中化学教材读本第5单元微课

  • 2026-09-15 00:25:51
配合初中化学教材读本第5单元微课

教材读本文字内容偏多,虽然在写作时使用了大量图片,但对很多学生可能还是不够友好。因此我特意组织了工作室成员编写了与之配套的微课。继续分享工作室成员郭卫婷老师制作的第5单元微课。问题10-问题16

之前分享的初中化学教材读本微课:

配合化学教材读本的第3单元微课

配合教材读本的第3单元微课2

配合教材读本的第3单元微课3

配合教材读本第5单元微课

01

第5单元微课

问题11:如何运用化学方程式进行定量计算

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以下是本单元的复习教学环节:

问题12:如何构建本单元的知识结构

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问题13:如何从量的视角去认识化学反应

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问题14:如何从宏、微、符融合的角度去认识化学反应
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问题15:根据化学反应方程式计算的两个复杂类型

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02

第5单元化学反应的定量关系微课制作人

东至县兰溪中学郭卫婷老师   池州市刘静松名师工作室成员(2022-2025)

业绩简介:

——2021年参加池州市中小学作业设计大赛荣获二等奖

——2023年参加池州市实验说课荣获二等奖,参加安徽省实验说课荣获三等奖

——2024年参加池州市实验说课荣获二等奖,参加安徽省实验说课荣获二等奖

——2024年参加池州市优质课比赛荣获一等奖,参加安徽省优质课比赛荣获二等奖

——和工作室成员在《中学化学教学参考》中发表论文《基于微粒观整体建构突破微观认知问题实践—以酸、碱、盐为例》

——积极参与工作室省级课题研究:《融合信息技术突破初中化学学科认知障碍的课堂提质研究》

教育格言:

教育是点燃,而非灌满。

03

对教材读本的价值分析(下)

    教材读本就是我的教材落地。是我对教材蓝图的施工图。也是我对这三个问题的系统回答,只是其呈现形式不是教学设计、教案。而是直接服务于学生的教材读本。那么我对这个问题的回答就是最佳答案吗?

     首先这三个问题的回答没有最佳答案。如有,那就不需要一辈子研究了,也就不存在教无止境了。正如我在前面所讲,它是我从事初中化学研究26年的一个结晶。也是我对初中化学教学的第四次系统的根本性总结。 我只是愿意把我花费了大量时间和精力地总结分享给大家。我个人认为它的价值主要体现在两个方面:

一、对学生的价值——助力学生自主建构

    真正有效、深刻地学习大多不来自课堂,而来自自己对问题的探索。我回忆自己的学习也是如此,真正在脑海中留下深刻影响的东西,都是自己独立思考、揣摩的结果。无论课堂上老师讲得多么精彩,如果下课后,自己没有深入去钻研,都很难留下深刻记忆。

    学生自主建构通常依赖教材引导,不过研读教材对学生水平要求比较高。多数学生的教材阅读达不到自主建构的要求,因为多数学生的阅读欠缺揣摩。那么我们可以依赖教辅书,比如点拨、全解之类图书吗。只可惜,这些图书都是典型的知识逻辑,可读性极差。

    教材读本将9年级化学学习分解成260个问题,将认知的递进,方法的建构、观念的生成融入这260个问题的解决中。并以认知逻辑的形式助力学生通过阅读达成自主建构。

二、对教师的价值——教师备课、理解教材、设计课堂教学的好帮手

    三点理由:

       1.教师教学本质上是回答三个问题,我在这本书中对这三个问题的回答很多都是我独到的思考和创新的方法,并经过我的实践检验。

     2.是这本书本身是我的教学主张“建构化学”的具体体现,我是怎样落实“认知建构、方法建构、观念建构”。其具体操作在我的问题解决过程中有清晰呈现。

     3.本书每个单元之前的整体解读、单元最后的梳理总结提升都体现了我对教材、学科的理解。

早春时节池州望华楼下的一根枝条,在濛濛细雨中喷薄绽放的花朵,朵朵含珠。

基本 文件 流程 错误 SQL 调试
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  12. SELECT * FROM `article` WHERE `id` > 467093 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000729s ]
  13. SELECT * FROM `article` WHERE `id` < 467093 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001060s ]
  14. SELECT * FROM `article` WHERE `id` < 467093 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002023s ]
  15. SELECT * FROM `article` WHERE `id` < 467093 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002364s ]
0.152902s