天津农学院应化专业英语期末复习题docx.docx

1、天津农学院应化专业英语期末复习题docx专业英语期末复习题第一单元：The Roots of Chemistry一、单词短语1、 be defined as （被定义为）2、 molecule （分子） molecular （分子的）3、 chemical process （化学过程）4、 carry out （执行、进行）5、 under ones control （在、的控制下）6、 element （元素） elementary （基础的）7、 combine （化合）8、 break down （分解）9、 decompose （分解）10、 dissociate （离解）11、 re

2、duce （还原）12、 neutralize （中和）13、 replace （取代）14、 Oxidize （氧化）15、 表示生成、反应”的英文：react、obtain、form、convert、producegive yield16、 carbon （碳）17、 hydrogen （氢）18、 oxygen （氧）19、 atom （原子）20、 proton （质子）21、 neutron （中子）22、 electron （电子）23、 atomic nucleus （原子核）24、 positive charge （正电子）25、 negative charge （负电子）26

3、、 energy level （能级）27、 isotope （同位素）28、 radioactive （放射性的）29、 ionic bond （离子键）30、 covalent bond （共价键）31、 attraction （吸引力）32、 repulsion （排斥力）33、 distillation （蒸馅、n） distill （蒸馅、v） rectification（精馅）34、 atomic reaction （原子反应）35、 composition （构成）36 structure （结构）37 property （性质）二、 课文句子翻译1、 what has been

4、 found indicates clearly that practical needs influenced the early development of chemistry, as was the case for the early development of mathematics.答：已有事实清楚地表明：正如早期熟悉的发展一样，实际需要影响着化学 的发展。2、 Thus, the smallest particle of fire had the shape ofa regular tetrahedron .of air a regular octahedron ; of w

5、ater a regular icosahedron, and of earth a cube ( or regular hexahedron).答：所以，火的的最小微粒具有正四面体性状，气的最小微粒具有正二十面 体的性状，土的最小微粒具有具有立方体(或正六面体)。3、 Aristotle defined an element as simple body that otherbodies can be decomposed into but one that is notitself capable of being divided into simpler bodies .答：亚里士多德把

6、元素定义成一个简单的物体，其他的物体能被分解成元素, 而元素本身不能被分解成更简单的物体。4、 He classified several chemical process , first mentioned mercury and was familiar with the technique if distillation.答：她对数种化学过程进行了分类，第一个论及汞，并通晓蒸馅技术。5、 It is important to stress that chemistry as a sciencestarted only the second half of the seventeenth

7、century when alchemy gradually transformed itself into thescience now known as chemistry following the appearance of the book the Sceptical Chemist (London , 1661) byBoyle (1627-1691).答：化学是在17世纪后半叶才开始被称为一门科学的，强调这一点很重要。 因为当时炼金术才逐渐将其转变为科学，随着Boyle (1627-1691)所著的 书the Sceptical Chemist (1661,伦敦)的出现。这种科学

8、被看作是 化三、 课后习题翻译：1. (a)化学过程(chemical process)(b) 自然科学(natural science)(c) 蒸馅技术(the technique of distillation)2. 正是原子构成了铁、水、氧等答：It is the atoms that make up iron, water, oxygen and the and so ono3. 化学具有悠久的历史，事实上，人类的化学活动可追溯到无记录时代以前。答：Chemistry has a very long history, in fact, human activity in chemist

9、ry goes back to prerecorded timeso4. 根据水的蒸发现象，人们认识到液体在一定条件下可以变成气体。答：From the evaporation of water, people realized that liquidscan turn into gases under certain conditions05. 在你使用这种材料之前，你必须弄清它的各种性质。答：You must know the properties of the material before you use it.6、 Chemical is one of three fundament

10、al natural science, theother two being physics and biology. Chemical processes have continually unfolded since the Big Bang and are probably responsible for the appearance of life on the planet Earth. One might consider that life is the end result of an evolutionary process in three step , the first

11、 step being very fast and the other two rather slow. These steps are (I) physical evolution (the formation of chemical elements) ; (II) chemical evolution (the formation of molecules and biomolecules） ; and （ III） biological evolution （the formation and development of organisms）答：化学是三种基础自然科学之一，另外两种是

12、物理和生物。自从宇宙大爆 炸以来，化学过程持续进行，甚至地球上生命的出现可能也是化学过程 的结果。人们也许认为生命是三步进化的最终结果，第一步非常快，其余 两步相当慢。这三步是：（I）物理进化（化学元素的产生），（II）化学 进化（分子和生物分子的形成）；和（III）生物进化（有机物的形成和 发厚）。第五单元：The Periodic Table一、单词短语1、 in a di lemma （处于进退两难之地）2、 the periodic table （元素周期表）3、 mass （质量）4、 atomic weight （原子量）5、 iodine （碘）6、 chlorine （M）7、

13、 bromine （漠）8、 sulfur （硫）9、 selenium （硒）10、 sodium （钠）11、 lithium （锂）12、 helium （M）13、 neon （氧）14、 atomic number （原子序数）15、 potassium （钾）16、 period （周期）17、 ionization energy （电离能）18、 mercury （汞）19、 copper （铜）20、 silver （银）21、 gold （金）22 group （族） family （族）23、 transition group （过渡族）24、 main group （主族

14、）25 ion （离子） 二、课文句子翻译 1 As our picture of the atom becomes more detailed , we find ourselves in a dilemma .答：随着对原子的描述越来越详尽，我们发现自己处于进退两难之地。2、 Among the approximately 60 elements known at that time , the second and ninth showed similatr properties , as did the third and tenth , the fourth and the elev

15、enth , thefifth and twelfth , and so on .答：当时已知的约60种元素中，第2种元素与第9种元素表现出相似的性质， 第3种元素与第10种元素，第4种元素与第11种元素等也都具有相似的性 质。3 Mendeleev, left a number of gaps in his table. Instead of looking upon those blank spaces as defects , he boldly predicted the existence of elements as yet undiscovered.答：门捷列夫在他的周期表中留下

16、一些空格，他非但没有将那些空格看做缺憾， 反而大胆的预测还存在着未被发现的元素。4、 atomic weights do not increase in precisely the same order as atomic numbers because both protons and neutrons contribute to the mass of an atom.答：因为原子质量是质子和中子质量的加和，故原子量并不完全随原子序数的 增加而增加。5、 The discovery and use of metals over 5000 years ago moved civilizati

17、on beyond the stone Age.答：五千多年前，金属的发现和使用将人类文明带出石器时代。 二、课后习题1、 选词 填空： alkali metals alkaline earth metalschalcogens halogens metalsnoble gases nonmetalstransition metals Certain groupings of elements in the periodic table are designated by special names. The heavy , stepped , diagonalline on the tabl

18、e divides the elements into two majorclassed . Those to the left of the line are called metals and those to the right , nonmetals , Group IA elements are known as alkali metals ； Group IIA are alkaline earth metals Group VIIA , halogens . Group VIA elements are known as the chalcogens. The group at

19、the extreme right of the table contains the noble gases . All the group B elements are called transition metals.2、 除汞以外所有的金属在室温下均为固体,而且它们的原子排列的很有规则， 通常彼此靠得很紧，以便占有最小的空间。答：all metals are solid at room temperature except mercury, and the arrangement of their atoms are rules, usually rely on each other

20、tightly in order to occupy the smallest space.3、 直到1854年左右，铝才开始进行工业规模的生产。答：Until around 1854, aluminum start for industrial scale production.4、 这两种元素不仅在常温下不起化合作用，即使在高温下也不发生明显的反应。 答: These two elements not only does not have combinedeffect at room temperature, even if not obviously react at high temp

21、erature.5、 二者都是无色气体，单像所有气体一样可以液化。答：Both are colorless gas, like all gas can be liquefied.6、 这两种化合物的分离即便并非没有可能，也是十分困难的。答：The separation of the two compounds if not impossible, is also very difficult.第六单元:Nucleophilic Substitution:The SN2 and SN1 一、单词短语1、 substitution（取代反应）2、 elimination （消除反应）3、 repl

22、acement reaction （复分解反应）4、 displacement reaction （置换反应）5、 nucleophilic（亲核的）6、 electrophilic（亲电的）7、 nucleophilie（亲核试剂）8、 electrophilie（亲电试剂）9、 alkyl （烷基的）10、 be converted to （反应为、被转换为）11 functional group （官能团）12 halides（卤素的）13 leaving group （离去基团）14、 transition state （过渡态）15、 intermediate （中间体）16、 re

23、actant （反应物）17、 product （生成物）18 concentration （浓度）19 rate equation （速率方程）20、 constant （常数）21、 ether （醍）22、 solvent （溶剂） solution （溶液） solvate （溶质）24、 endothermic（吸热的）25、 activation energy （活化能）accountforact on adapt toas well asattachtobe classified asbe known ascomparewithdepend on dry upeffect ong

24、o outsuch asthe presenceof26、exothermic （放热的） 二、课后习题选词填空1、 We can nowthought to be mysterious by the ancients2、 the acid acts on the metal and a gas is given off.adapt yourself to new ways of looking ateasily account foe many things, which were3、 you shouldmatters4、 electrolytesproperties inhave mor

25、e pronounced effect on colligative than do nonelectrolytes.5、 if water in these lakes evaporated at the same rate asfresh water , both would nearly dry up in a matter of year.6、 both laks evaporated very slow compared with a fresh lakeor even the ocean.7、 a property that depends only on the relative

26、 amounts ofsolute and solvent is know as a colligative property.8、 for example , both NaCl (ionic) and HC1 (polar covalent) areclassified as electrolytes because they form ions in aqueous solution.9、 when compounds such as NaCl and HC1 are dissolved inwater , the effect is obvious.10、 if the wires i

27、s cut , thecircuit is broken.11 when wires are attached to to a light bulb , the light12、 glass and wood as well asnonconductors of electricity.13、 other substances resist the flow of electricity and are or insulators.that the presence of a solute in ability to conduct electricity.light goes out bec

28、ause thea charged battery and then shines brightly.pure water are examples orknown as nonconductors14、 it has long been knownwater may affect its翻译：1、化学式 (chemical formula)结构式(chemical structural formula)化学方程式(chemical equation)可逆反应(reversible reaction)放热反应 (exothermic reaction)复分解反应 (double decompo

29、sition reaction)置换反应 (displacement reaction)2、 有时用等号代替箭头，这是我们假设反映的方向是从左到右。答：Sometimes use the equals sign instead of the arrow, at this time we assume that the reaction direction from left to right.3、 这些化学反应以上述方式进行时有充分理由的。答：there are good reason why these chemical reactions are proceeded as show abo

30、ve .4、 参与反应的各元素原子改变了相互之间的结合方式。答： Each atoms of elements involved in the reaction change the way in which the connect of each other.第七单元：the Nomenclature of Nnorganic Substances一、 单词短语1、 nomenclature(命名)2、 inorganic (无机的)3、 cation (阳离子)4、 anion (阴离子)5、 nitrogen (氮气)6、 sulfuric acid (硫酸)7、 phosphoric

31、acid(磷酸)8、 nitric acid (硝酸)9、 ammonium nitrate (硝酸铉)10、 crystal (晶体化合物)二、 课后习题nh4+ammonium ionCu2+copper(II) ionSr21strontium ionCu+copper(I)ionFe2+iron(II) ionZn2+zinc ionH+Hydrogen ion;Pb2+lead(II) ionAl3+aluminum ionAg+silver ionMg2+magnesium ion;Cr3+chromium (HI) ionBa2+Barium ionMn2+Manganese(II)ion;Fe3+iron (III) ionCacalcium ionHg2+mercury(II) ionCr2+chromium(II) ionSn2+tin(II) ionCOCarbon monoxideN2O5d