《无机及分析化学实验(II)》A类

北 京 化 工 大 学

《无机及分析化学实验(II)（A类）》教学大纲

一、课程基本信息

二、课程教育目标

化学是一门实验科学，是高等学校工科（化工类）学生必不可少的必修课。科学技术的综合化、整体化趋势，要求学生系统掌握完整的化学实验知识，提高分析、综合、创新的能力。《无机及分析化学实验》以化学实验的基本操作技能训练、基础化学实验、综合化学实验和设计实验构筑实验课程体系，以适应新世纪发展对人才培养的要求。

《无机及分析化学实验》的课程教育目标是: 使学生掌握无机及分析化学实验的基本操作、基本技能以及各种实验仪器的使用方法；掌握无机化合物分离、提纯和制备的基本方法，引导学生仔细观察实验现象；理解实验的设计原理、理解定量分析方法的基本原理，树立“量”的概念，学会对实验数据进行正确处理和评价；了解一些常用的无机化合物的性质，并能进行定量分析的基本操作。此外，更重要的是培养学生严谨的科学态度、严肃认真的工作作风和良好的化学素质，重在提高学生的能力，使学生能够运用所学知识解决实际问题，培养学生动手、观察、思考和表达的能力，提高学生的创新能力。化学实验教学中心遵循“加强基本训练、着重能力培养、培养创新精神”的原则，融传授知识、培养能力和提高素质为一体，在实验教学中要求学生掌握化学研究的一般方法，重视基本操作技术，提高学生分析问题和解决问题的能力，尤其要鼓励创新，重视创新能力、实践能力、学习能力的培养。

三、理论及实验教学内容与要求

无机及分析化学实验(II)(A类)》

（80学时，2.5 学分）

实验技术讲座 (2 学时)

无机化合物的合成；无机化合物的分离与提纯技术；无机化合物的分析方法。

实验一络合滴定法测定水的硬度 (5 学时)

了解测定水硬度的意义和常用的硬度表示方法；掌握EDTA 测定水的硬度的原理和方法；掌握EDTA 的配制和标定；掌握铬黑T 和钙指示剂的变色原理及使用方法。

实验二原子吸收法测定水的硬度 (4 学时)

了解原子吸收法测定水的硬度的原理和方法。

实验三硫酸亚铁铵的制备及产品中Fe²⁺含量的测定 (10 学时)

（一）硫酸亚铁铵的制备 (5 学时)

了解复盐的制备方法；掌握水浴加热、减压过滤、蒸发结晶等基本操作；学会用目视比色法进行半定量分析。

（二）硫酸亚铁铵中Fe²⁺含量的测定(KMnO4 法) (5 学时)

掌握KMnO4 法测定Fe(II)的原理和方法；掌握KMnO4 的配制和标定。

实验四工业硫酸铜的提纯及其分析 (16 学时)

 (一) 工业硫酸铜的提纯 (4 学时)

掌握试样的溶解、搅拌、加热、过滤、蒸发、结晶、抽滤等基本操作；掌握可溶性物质的重结晶的提纯方法

 (二) 硫酸铜中铜含量的测定(碘量法) (5 学时)

掌握硫代硫酸钠标准溶液的配制和标定；掌握碘量法测定硫酸铜的基本原理。

 (三) 硫酸铜中Fe³⁺含量的测定(分光光度法) (4 学时)

掌握分光光度法测Fe³⁺的实验原理和方法；熟练掌握722 分光光度计的使用方法；了解计算机处理实验数据的方法。

 (四) 硫酸铜的差热分析 (3 学时)

掌握差热分析的基本原理和方法；了解差热分析仪的构造和操作方法；学会对差热图进行定性、定量分析和处理。

实验五 三草酸合铁 (III) 酸钾的合成及组成测定 (4学时)

了解三草酸合铁(III)酸钾的制备原理和方法；掌握用KMnO4 法测定C2O4^2-与Fe³⁺的原理和方法；进一步熟练掌握溶解、沉淀、洗涤、蒸发、浓缩、结晶、滴定等基本操作。

实验六 定pH 滴定法测定甲酸乙酸混合酸中各组分含量 (4学时)

了解定pH 法测定二元混酸的基本原理；掌握pH 计的基本操作；学会用计算机处理实验数据。

实验七 明矾的制备及铝含量的测定(6学时)

学习明矾的制备方法及铝含量测定条件；掌握反滴定的方法测定铝含量，掌握测定中指示剂的选择及滴定条件。

实验八 六水合硫酸镁铵的制备及镁含量的测定（6学时）

学习硫酸镁铵的制备方法及镁含量测定条件；掌握络合滴定法测定镁含量，掌握测定中指示剂的选择及滴定条件。

实验九  实验总结研讨课（3学时）

实验十 开放设计实验（Ⅰ） (10学时)

选择开放实验的题目，查阅有关的参考资料，运用所学的理论知识和基础实验知识，写出初步的设计方案；设计方案完成后，提交给指导教师审阅，教师认为设计方案合理可行且实验条件具备后，学生可准备进入实验室实施设计方案；学生完成设计实验后，整理原始数据，以小论文的形式写出实验报告；由教师组织学生在多媒体教室开一个小型报告会，同学们走上讲台，讲解从设计实验方案到完成实验的整个过程，并要解答同学们和老师的提问，使每个同学对不同的题目的设计方案都有了充分的了解。

实验十一 开放设计实验（Ⅱ） (10学时)

选择开放实验的题目，查阅有关的参考资料，运用所学的理论知识和基础实验知识，写出初步的设计方案；设计方案完成后，提交给指导教师审阅，教师认为设计方案合理可行且实验条件具备后，学生可准备进入实验室实施设计方案；学生完成设计实验后，整理原始数据，以小论文的形式写出实验报告；由教师组织学生在多媒体教室开一个小型报告会，同学们走上讲台，讲解从设计实验方案到完成实验的整个过程，并要解答同学们和老师的提问，使每个同学对不同的题目的设计方案都有了充分的了解。

四、作业

每个实验结束后，学生要完成实验报告，在下次实验时交给老师。

五、考核方式及成绩评定

每次的实验成绩由三部分构成，其中预习报告为20％，实验操作占40％，实验报告40％

最终成绩为平时成绩占70%，期末成绩占30%。

六、执笔人

张丽丹 靳兰 曹鼎 张春婷

化学实验教学中心

                                                          2016年10月29日

Beijing University of Chemical Technology

Syllabus for 《Experiments of ChemistryⅡ》

 Ⅰ. General Information

 Ⅱ. Teaching Objectives

Experiment of Chemistry is an experimental science. Therefore, the chemistry experiment courses are compulsory courses of colleges of engineering (esp. Chemical engineering). With the integration and systematic trend of science and technology, it is necessary that students grasp the systematic knowledge of chemistry experiments, analysis, synthesis, and the ability to innovate. Experiments of Inorganic and Analytical Chemistry in the courses of University base on basic skills training of the chemical experiments, comprehensive chemical experiments and designing experiments to build experimental curriculum system, and to adapt to the requirements of the new century.

The goals of Experiments of Inorganic and Analytical Chemistry are as following: let students grasp the basic operations, basic skills and know how to use the instruments of Inorganic and Analytical Chemical experiments; Mastering the basic methods for separation, purification and preparation of inorganic compounds, then guide the students to observe the experimental phenomena carefully; Understanding the design principles, quantitative analysis methods of experiments, and the concept of “quantity”. Let students learn how to analysis and evaluate the experimental data. Let students understand the properties of common inorganic compounds, and master the basic operation of quantitative analysis. In addition，It is more important for Experiments of Inorganic and Analytical Chemistry to help students develop the rigorous scientific attitude, serious style of work and good chemical quality with emphasis on improving students' abilities, especially the abilities of innovation. Chemical experimental teaching center follow the strengthening of basic training, focusing on capacity-building, and cultivating the spirit of innovation; impart knowledge, build capacity and improve the quality as a whole. Chemical experimental teaching center put emphasis on basic operating techniques of experiment, the abilities to analyze problems and solve problems, in particular, to encourage innovation, practical ability and learning ability.

 Ⅲ. Teaching Content and Requirements for the Lecturing Part and Practical Part

Experiments of Inorganic and Analytical Chemistry（II）

(70 hours, 3.5 credits)

Experimental Technology Lectures (2 hours)

Lectures focus onthe synthesis of inorganic compounds; separation of inorganic compounds and purification technology and the analysis of inorganic compounds.

Experiment 1. The determination of the hardness of the water by a complexometric titration method (5 hours)

Understand the determination of the significance of water hardness and the expression method of the hardness; the principles and methods of water hardness by the EDTA method; the EDTA preparation and demarcation; the discoloration principle and using of the Eriochrome Black T and the calcium indicator.

Experiment 2. The atomic absorption method for the detection of the hardness of the water (4 hours)

Students should determine the principles and methods of water by atomic absorption method for hardness.

Experiment 3. Preparation of ammonium ferrous sulfate and the observation of the Fe^{2 +} content of the as-prepared product (10 hours)

3.1 Preparation of ammonium ferrous sulfate (5 hours)

The preparation of the double salt involves water bath heating, vacuum filtration, evaporation, crystallization and other basic operations. The characterization of the as-prepared ammonium ferrous sulfate employs the visual colorimetric semi-quantitative analysis.

3.2 The Determination of Fe²⁺ in Ammonium ferrous sulfate by the KMnO₄ method (5 hours)

Students should understand the principles and methods of determination of Fe²⁺ (II) by the KMnO₄ method; the observation includes the preparation and demarcation of KMnO₄.

Experiment 4. Purification and analysis of experiments four industrial copper sulfate (16 hours)

4.1 Purification of industrial copper sulfate (4 hours)

The basic operation involves dissolving, stirring, heating, filtration, evaporation, crystallization, vacuum filtration and recrystallization method for purifying the soluble substance.

4.2 The determination of copper sulphate of copper content (iodometric method) (5 hours)

The experiment covers the preparation and demarcation of sodium thiosulphate standard solution where the principles of the iodometric determination of Cu²⁺ in copper sulfate should be understood.

4.3 Detection of Fe³⁺ content in copper sulfate (spectrophotometry) (4 hours)

Students should understand the principles and methods of spectrophotometry for Fe³⁺ observation; need the proficiency in the use of spectrophotometer 722; understand the computer processing of the experimental data.

4.4 Differential thermal analysis of copper sulfate (3 hours)

Students should understand the basic principles and methods of differential thermal analysis; understand of the structure and operation methods of differential thermal analyzer; learn the qualitative, quantitative analysis and processing of the differential thermal map.

Experiment 5. Synthesis and the composition determination of potassium trioxalatoferrate (III) (8 hours)

Students should understand the principles and method of the preparation for potassium trioxalatoferrate (III).The principles and methods of KMnO₄ for the detection of C₂O₄^2- and Fe³⁺ should be paid attention. The whole experiment involves dissolution, precipitation, washing, evaporation, concentration, crystallization, titration and other basic operations.

Experiment 6.The given pH titration of formic acid and acetic acid and the detection of the composition of the mixed acid (4 hours)

Students should understand the basic principle of the determination of binary mixed acid by introducing pH and the basic operation of the pH meter; learn how to use the computer processing experimental data.

Experiment 7. Synthesis and the composition determination ofKAl(SO₄)₂·12H₂O(6 hours)

Students should learn the preparation of complexes and the determination conditions; grasp the determination of Aluminum content by complexometric titration method; master how to choose the   titration indicator and titration conditions.

Experiment8.Synthesis and the composition determination of(NH₄)₂Mg(SO₄)₂6H₂O(6 hours)

Students should learn the preparation of complexes and the determination conditions; grasp the determination of magnesium content by complexometric titration method; master how to choose the   titration indicator and titration conditions.

Experiment 9.  seminar (3 hours)

Experiment 10. Open experiment (10 hours)

Student select a topic of open experiment, access to reference information, apply their theoretical knowledge which have learned, and then write a preliminary design; submit the preliminary design to the instructor. Teachers would give their reasonably advices. After that, the students carry out their design—do the experiment, process the data and present the report to the instructor. The lab will open a small meeting where we organize students in the multimedia classroom. Students will explain the whole process of the experiment, and answer questions from students and teachers.

Experiment 11. Open experiment (10 hours)

Student select a topic of open experiment, access to reference information, apply their theoretical knowledge which have learned, and then write a preliminary design; submit the preliminary design to the instructor. Teachers would give their reasonably advices. After that, the students carry out their design—do the experiment, process the data and present the report to the instructor. The lab will open a small meeting where we organize students in the multimedia classroom. Students will explain the whole process of the experiment, and answer questions from students and teachers.

 Ⅳ. Assignments

After finishing every experiment, the students are required to finish the experimental report and to send the report to the teacher in the experiment time.

 Ⅴ. Grading and Assessment

Ordinary mark is 70%, preview is 20%, operation is 40%, and the experiment report is 40%.  

End semester test is 30%.

 Ⅵ. Author

Zhang Lidan   Jin Lan  Cao Ding   Zhang Chunting

2016.10.26