化学专业英语高教ppt优秀课件.ppt

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1、化学专业英语 高教ppt第1页，本讲稿共28页http:/ mania.MP4第5页，本讲稿共28页.公开课(基础化学)1-元素与原子.MP4第6页，本讲稿共28页http:/en.wikipedia.org/wiki/Main_Page第7页，本讲稿共28页第8页，本讲稿共28页第9页，本讲稿共28页 Contents1 What is chemistry2 The atomic theory and the periodic table3 Elements 4 Nomenclature of inorganic compounds()5 Nomenclature of inorganic

2、compounds()6 Acids and bases 7 Analytical chemistry 8 Introduction to scientific papers 9 Scientific reading()10 Nomenclature of organic hydrocarbons()11 Nomenclature of organic hydrocarbons()12 Nomenclature of organic hydrocarbons()13 Scientific reading()14 Abstract translation 15 Paper reading第10页

3、，本讲稿共28页 How to enlarge your How to enlarge your vocabulary via the course?vocabulary via the course?第11页，本讲稿共28页 Try to remember the kind of september when life was slow and though so mellow try to remember the kind of september when grass was green and grain was yellow try to remember the kind of

4、september when you were a tender and callow fellow try to remember and if you remember then follow follow Try to remember when life was so tender that no one wept except the willow try to remember the kind of september when love was an ember about to billow try to remember and if you remember then f

5、ollow,follow,followTry to rememberTry to rememberSingers:brothers four第12页，本讲稿共28页1 Words(prefixes and suffixes)P213-224 名词名词后缀后缀 词义词义例词例词形容词形容词后缀后缀词义词义例词例词-er人,比较级sounder-cal的optical-ics学科,性能mechanics-ed的contained-ism状态,机制mechanism-ic的geometric-ist学家scientist动词动词后缀后缀词义词义例词例词-ity状态,性能speciality-ate有

6、,做cultivate-ology学科,理论physiology-ify使成为simplify-cide杀pesticide-ize使化realize第13页，本讲稿共28页e.g.solutionsolutesolventsolublesolubilitysolubilizesolvatesolvationsolutizersolvablesolvabilitysolutionistunsolvableunsolvabilityunsolved*dissolve溶液溶液溶质溶质溶济溶济可溶的可溶的可溶性可溶性使溶解使溶解溶剂化物溶剂化物溶剂化溶剂化助溶剂助溶剂可解的可解的可解性可解性解答专家

7、解答专家不可解的不可解的不可解不可解未解决的未解决的使溶解使溶解第14页，本讲稿共28页acidacidic acidityacidificationacidifyacidifieracidimeteracidimetryacidlyacidizeacidizeracidemia酸酸酸的酸的酸度酸度酸化作用酸化作用酸化酸化酸化剂酸化剂(器器)酸度计酸度计酸度测量酸度测量不悦的不悦的酸化酸化酸化剂酸化剂酸血症酸血症第15页，本讲稿共28页realunrealunrealizeunrealistunrealisticreally realizerealismrealistreality reali

8、sticrealizablerealisticallyrealization第16页，本讲稿共28页 Abstract:Chemical studies of interaction between 6-mercaptopurine(巯巯 基基 嘌嘌 呤呤)and DNA were performed in this paper.It was found that both reduction and oxidation peak currents decreased and the peak potential also shifted positively with the increas

9、ing of time and DNA concentration,respectively.The result showed that the DNA reacted with 6-MP to form an electrochemical non-active complex.The composition of the complex was 1:1,with the combining constant of 5.17106.第17页，本讲稿共28页 2 Words with different meanings:采用释放新颖的基本的激发的容量电势电流膜天平溶液准确度indicato

10、rconstant precisionabstractsignificanterrorstopperpositivenegativepaperconcentrationproperty指示剂常数精密度摘要有效的误差塞子正的负的论文浓度性质employliberatenovelground excitedcapacitypotentialcurrentcoatbalancesolutionaccuracy第18页，本讲稿共28页3 Terms:(1)Inorganic compounds nomenclature:per-hypo-ic-ous-ate-ite-ide高碘酸高碘酸次氯酸次氯酸碳酸

11、碳酸亚硝酸亚硝酸硫酸钡硫酸钡硝酸钾硝酸钾氯化钠氯化钠periodic acidhypochloric acidcarbonic acidnitrous acidbarium sulfatepotassium nitritesodium chloride高高次次正正(酸酸)亚亚(酸酸)正盐正盐亚盐亚盐化化第19页，本讲稿共28页 Some of the common methods used for decomposing and dissolving samples for atomic absorption methods include treatment with hot mineral

12、 acids;oxidation with liquid reagents,such as sulfuric,nitric,or perchloric acids(wet ashing);combustion in an oxygen bomb or other closed container to avoid loss of analyte;ashing at a high temperature;and high-temperature fusion with reagents such as boric oxide,sodium carbonate,sodium peroxide,or

13、 potassium pyrosulfate.From Chapter11Atomic Absorption and Fluorescence Analytical techniques 第20页，本讲稿共28页(2)Organic compounds nomenclature:prefixsuffix甲甲mono-methyl-烷烷-ane醇醇-ol(alcohol)乙乙di-ethyl-烯烯-ene醛醛-al(aldehyde)丙丙tri-propyl-炔炔-yne醚醚-oxy-(ether)丁丁tetra-butyl-酮酮-one(ketone)戊戊penta-pentyl-胺胺-ami

14、ne(amino-)己己hexa-hexyl-羧酸羧酸-oic acid庚庚hepta-heptyl-酯酯-oate(ester)辛辛octa-octyl-酰胺酰胺-amide壬壬nona-nonyl-葵葵deca-decyl-.paperSpeciation of inorganic arsenic by electrochemical hydride.pdf.paper5-A Core-shell Nanostructure of Carbon.pdf第21页，本讲稿共28页UNIT ONEWHAT IS CHEMISTRY WHAT IS CHEMISTRY 第22页，本讲稿共28页 1

15、.What is chemistry Chemistry is a science that tries to understand the properties of substances and the changes that substances undergo.It is concerned with substances that occur naturally It is concerned with natural changes and also with new transformations invented and created by chemists.第23页，本讲

16、稿共28页3.Elements in chemistry After the early period of random discovery,humans began heating substances together intentionally to see what occurs.When a material that we now call iron ore was heated with charcoal,it produced iron metal,a new substance.Iron ore contains a chemical in which iron atoms

17、 are chemically bound to oxygen atoms.Heating it with charcoal lets the carbon atoms of charcoal bind to the oxygen atoms and carry them off as the gas carbon monoxide,leaving iron behind.Only gold and some metals related to platinum occur naturally as metals;all others are made from their ores by s

18、uch chemical processes.第24页，本讲稿共28页 When copper and tin were heated together,the copper atoms and tin atoms linked up with metallic bonds,producing the alloy bronze,which is harder than either copper or tin.In the Bronze Age,starting at about 3600BC,the hardness of this metallic alloy made it the do

19、minant material for tools and weapons.Bronze was the first metal that could hold a sharp edge.BCbefore century第25页，本讲稿共28页Hydrogen Iron FeCarbon Copper CuOxygen Gold AuNitrogen Mercury HgCalcium Silver AgNickel Tin SnAluminum Lead PbSiliconZincPlatinum第26页，本讲稿共28页ActiniumAc89CuriumCm96LanthanumLa57P

20、oloniumPo84TerbiumTb65AluminumAl13DarmstadtiumDs110LawrenciumLr103 PotassiumK19ThalliumTl81AmericiumAm95DubniumDb105 LeadPb82PraseodymiumPr59ThoriumTh90AntimonySb51DysprosiumDy66LithiumLi3PromethiumPm61ThuliumTm69ArgonAr18EinsteiniumEs99LutetiumLu71ProtactiniumPa91TinSn50ArsenicAs33ErbiumEr68Magnesi

21、umMg12RadiumRa88TitaniumTi22AstatineAt85EuropiumEu63ManganeseMn25RadonRn86TungstenW74BariumBa56FermiumFm100 MeitneriumMt109 RheniumRe75UnunbiumUub112BerkeliumBk97FluorineF9MendeleviumMd101 RhodiumRh45UnunhexiumUuh116BerylliumBe4FranciumFr87MercuryHg80RubidiumRb37UnunoctiumUuo118BismuthBi83Gadolinium

22、Gd64MolybdenumMo42RutheniumRu44UnunpentiumUup115BohriumBh107 GalliumGa31NeodymiumNd60RutherfordiumRf104UnunquadiumUuq114BoronB5GermaniumGe32NeonNe10SamariumSm62UnunseptiumUus117BromineBr35GoldAu79NeptuniumNp93ScandiumSc21UnuntriumUut113CadmiumCd48HafniumHf72NickelNi28SeaborgiumSg106 UnuniumUuu111Cal

23、ciumCa20HassiumHs108 NiobiumNb41SeleniumSe34UraniumU92CaliforniumCf98HeliumHe2NitrogenN7SiliconSi14VanadiumV23CarbonC6HolmiumHo67NobeliumNo102 SilverAg47XenonXe54CeriumCe58HydrogenH1OsmiumOs76SodiumNa11YtterbiumYb70CesiumCs55IndiumIn49OxygenO8StrontiumSr38YttriumY39ChlorineCl17IodineI53PalladiumPd46

24、SulfurS16ZincZn30ChromiumCr24IridiumIr77PhosphorusP15TantalumTa73ZirconiumZr40CobaltCo27IronFe26PlatinumPt78TechnetiumTc43zCopperCu29KryptonKr36PlutoniumPu94TelluriumTe52z第27页，本讲稿共28页4.Terms in the text chemical bond covalent bond ionic bond carbon monoxide fatty acid iron ore metallic bond periodic table atomic number sodium chloride positive sodium ion negative chloride ion amino acid alkali glycerin(e)salt fat charcoal cokeproton groupalloy chirality alanine nuclei/radiicellulosegraphitebacteriamaltose第28页，本讲稿共28页