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Citation: Xueru Liu, Ronglan Zhang, Bin Cui. 污染食盐制备纯碱的综合与创新实验设计[J]. University Chemistry, ;2021, 36(8): 201202. doi: 10.3866/PKU.DXHX202012027 shu

污染食盐制备纯碱的综合与创新实验设计

National Demonstration Center for Experimental Chemistry Education (Northwest University), College of Chemistry and Materials Science, Northwest University, Xi'an 710127, China

Corresponding author: Bin Cui, cuibin@nwu.edu.cn
Received Date: 17 December 2020

将一个提纯实验（粗食盐的提纯）、一个制备实验（纯碱的制备）和一个组成分析实验（混合碱中碳酸钠含量的测定）综合到一起，设计开发了一个大学化学综合与设计实验。在食盐提纯部分引入学生自主设计环节，在纯碱制备部分引入侯氏制碱工艺。通过该实验的实施，可使学生进一步巩固减压过滤、结晶、滴定等基本实验操作技能；掌握纯碱制备中涉及的大量化学反应原理和操作方法；锻炼学生综合运用知识的能力，养成良好的科研素养。同时结合思政教育，有助于加强学生的爱国主义情怀以及对化学学科的兴趣和热情，培养学生立于当下解决实际问题的意识和能力。
- Soda ash,
- Hou’s soda production system,
- Independent design and purification of crude salt,
- Comprehensive experiment
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