Edexcel A Level Chemistry:复习笔记3.2.1 Describing Alkanes
Describing Alkanes Hydrocarbons are compounds containing hydrogen and carbon only There are four families of hydrocarbons you should know: alkanes, alkenes, alkynes and arenes Alkanes, alken...
Edexcel A Level Chemistry:复习笔记3.1.5 Stereoisomerism
E/Z Isomerism Stereoisomers are compounds that have the same atoms connected to each other, however the atoms are differently arranged in space Geometrical (E/Z) isomerism Geometrical isomer...
Edexcel A Level Chemistry:复习笔记3.1.4 Structural Isomerism
Structural Isomerism Structural isomers are compounds that have the same molecular formula but different structural formulae E.g. propene and cyclopropane Both propene and cyclopropane are m...
Edexcel A Level Chemistry:复习笔记3.1.3 Nomenclature & Classification
Applying IUPAC Nomenclature Systematic nomenclature can be used to name organic compounds and therefore make it easier to refer to them The alkanes provide the basis of the naming system and...
Edexcel A Level Chemistry:复习笔记3.1.2 Homologous Series & Functional Groups
Homologous Series & Functional Groups Homologous series A homologous series is a group of organic compounds that have the same functional group, but each successive member differs by CH2...
Edexcel A Level Chemistry:复习笔记3.1.1 Formulae of Organic Compounds
Formulae of Organic Compounds Organic chemistry is the chemistry of carbon compounds Carbon forms a vast number of compounds because it can form strong covalent bonds with itself This enable...
epq课程是什么意思？EPQ课程有必要学吗？
今天老师要和大家介绍一门不需要考试的课程—EPQ。epq课程是什么意思？是否有必要学习？含金量如何？ 什么是EPQ？ EPQ是英国考试局(Edexcel, OCR, AQA and CIE)提供的带证书的项目课程，项目所得分数相当于半个学...
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Edexcel A Level Chemistry:复习笔记2.3.4 Halide Ion Reactions
Halide Ion Reactions Concentrated sulfuric acid Chloride, bromide and iodide ions react with concentrated sulfuric acid to produce toxic gases These reactions should therefore be carried out...
