大学MOOC 专门用途英语课程群(化学工程英语)(南京林业大学)1003536105 最新慕课完整章节测试答案
Unit 1 The History of Chemistry
文章目录
填空
1、填空题:
In 1903, Mikhail Tsvet invented chromatography, an important__1__ technique.
答案: 【 analytic】
2、填空题:
Michael Faraday was another early worker, whose major contribution to chemistry was___2___.
答案: 【 electrochemistry】
3、填空题:
In 1904, Hantaro Nagaoka proposed an early nuclear model of the atom, where electrons___3__ a dense massive nucleus.
答案: 【 orbit】
4、填空题:
In 1905, Albert Einstein explained Brownian motion in a way that definitively proved __4__theory.
答案: 【 atomic】
5、填空题:
When different elements are chemically combined, with the atoms held together by chemical bonds, they form chemical__5___.
答案: 【 compounds】
Unit 2 Branches of Chemistry
填空
1、填空题:
Study of structure includes many physical and chemical methods to determine the chemical__1__ and the chemical___2__ of organic compounds and materials.
答案: 【 1.composition 2.constitution】
2、填空题:
Study of properties includes both physical___3___ and chemical properties, and uses similar methods as well as methods to__ Study of structure includes many physical and chemical methods to determine the _4___chemical reactivity, with the aim to understand the__5____ of the organic matter in its pure form (when possible), but also in___6___ , mixtures, and fabricated forms.
答案: 【 3.properties 4. evaluate 5.behavior 6.solutions】
3、填空题:
3.The____7__ between the two disciplines is far from ___8_-, and there is much__9___ , most importantly in the sub-discipline of organometallic chemistry.
答案: 【 7..distinction 8.absolute 9.overlap】
4、填空题:
It has __10____in every aspect of the chemical industry–including catalysis, materials science, pigments, surfactants, coatings, medicine, fuel, and agriculture.
答案: 【 10.applications】
5、填空题:
5.The ions are described by their_11____ state and their__12_____ of formation can be inferred from the ionization potential (for cations) or from the__13____ (anions) of the parent elements.
答案: 【 11. oxidation 12 ease 13 electron affinity】
Unit 3 Inorganic Chemistry
Fill in the blanks
1、填空题:
An atom is the smallest__1__ of a chemical element.
答案: 【 particle】
2、填空题:
Atoms are composed of subatomic particles, including protons,__2__ , and electrons.
答案: 【 neutrons】
3、填空题:
One of the most well-known __3___forms in the world is water.
答案: 【 molecular】
4、填空题:
Dalton recognized that the structure of atoms in a particular element or compound is__4_.
答案: 【 uniform】
5、填空题:
Amedeo Avogadro (1776-1856), an Italian physicist, was the first scientist to__5_ the distinction between atoms and molecules.
答案: 【 clarify】
Unit 4 Organic chemistry
Quiz for Lecture 2
1、填空题:
Read the list of common organic chemicals below and try to put them in the right categories. Write its number in the right place. shampoogasolineperfumedrugpaintplasticpaperfertilizerwoodcoalcleaning solventvitaminsoapnatural gasmoth ballinsect repellentnail polish removerCategory 1 insectifuge _____________________.
答案: 【 15##%_YZPRLFH_%##16】
2、填空题:
Category 2 fuel _____________________
答案: 【 2##%_YZPRLFH_%##10##%_YZPRLFH_%##14】
3、填空题:
Category 3 home maintenance _____________________
答案: 【 6##%_YZPRLFH_%##9##%_YZPRLFH_%##11】
4、填空题:
Category 4 health product ___________________
答案: 【 4##%_YZPRLFH_%##12】
5、填空题:
Category 5 personal care ______________________
答案: 【 1##%_YZPRLFH_%##3##%_YZPRLFH_%##13##%_YZPRLFH_%##17】
6、填空题:
Category 6 others ______________________
答案: 【 7##%_YZPRLFH_%##8】
Quiz for Lecture 3
1、填空题:
Read Text A and complete the table with the brief information in Text A.TimeChemist(s)Major achievement(s)1823Michel Chevreul
答案: 【
