University Chemistry ›› 2020, Vol. 35 ›› Issue (2): 1-5.doi: 10.3866/PKU.DXHX201905073
• Study and Reform of Chemical Education • Previous Articles Next Articles
Dan Xiang1,*(),Peihong Gao1,Junyan Liang2,Yanhong Bai1,Wen Zhang2,Yinhuan Li2
Received:
2019-05-27
Accepted:
2019-07-01
Published:
2019-07-10
Contact:
Dan Xiang
E-mail:xiangdan20061984@xjtu.edu.cn
MSC2000:
Dan Xiang,Peihong Gao,Junyan Liang,Yanhong Bai,Wen Zhang,Yinhuan Li. Teaching Reform of the Experiment of General Chemistry Principle by Cultivating Applied Innovative Talents[J].University Chemistry, 2020, 35(2): 1-5.
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序号 | 实验类型 | 实验项目 | 模块化训练要点 | 创新点 |
1 | 基础实验 | 实验室安全、硫酸铜的精制及形貌表征 | ①消防器材、洗眼器等防护设备的使用、突发事件紧急处理的应急措施;②常压过滤操作;③浓缩、重结晶操作;④生物显微镜的使用 | 引入课程思政,增加样品形貌的表征。知识拓展:硫酸铜晶体的培养 |
2 | 综合实验 | 化学反应速率及活化能的测定 | ① Excel计算及作图;②水浴锅的使用;③化学分析中条件考查的一般规律Excel计算及绘图的方法训练 | |
3 | 综合实验 | 酸碱标准溶液的配制与标定及市售白醋中总酸度的测定 | ①分析天平的使用;②容量瓶的使用;③酸、碱滴定管的准备、使用等;④滴定操作 | 体验式教学法,让学生主动探索实验结果。天然食材的引入,增加实验的实用性及趣味性 |
4 | 综合实验 | 高锰酸钾标准溶液的配制与标定及洗涤剂中双氧水含量的测定 | ①深颜色溶液的特殊读数方法;②化学稳定性不够强的物质的配制方法;③高温滴定的一般方法 | 知识拓展:高锰酸钾滴定泡椒凤爪中双氧水含量的应用 |
5 | 综合实验 | 化学综合性质实验 | ①滴管的使用;②离心机的使用 | 翻转课堂,让学生从“学生”变“老师”,在知识的传播中加深印象 |
6 | 综合实验 | 碘化铅的制备及溶度积常数的测定 | ① 721紫外-可见分光光度计的使用;② Excel计算及作图;③标准曲线法 | 知识拓展:重结晶制备黄金雨,增加实验趣味性 |
7 | 创新实验 | 废铁制备硫酸亚铁铵、产品的纯度分析及形貌检测 | ①比色法;②热过滤操作 | 科研素养的基本养成:产品的合成、表征、分析 |
8 | 创新实验 | 补锌口服液葡萄糖酸锌的制备及锌含量的测定 | ①沉析法(不良溶剂的引入);②冷冻干燥箱的使用 | 科研思维的进一步养成:产品的合成、处理、分析 |
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