AQA A Level Chemistry復習筆記3.5.1 Classifying Alcohols
Classification of Alcohols Primary?alcohols?are alcohols in which the carbon atom bonded to the -OH group is attached to?one?other carbon atom (or alkyl group) Secondary?alcohols?are alcohol...
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AQA A Level Chemistry復習筆記3.4.1 Structure, Bonding & Reactivity
Shapes & Bond Angles in Organic Molecules Each carbon atom has four electrons in its outer shell (electronic configuration: 1s22s22p2) Carbon atoms share these four electrons in four cov...
Edexcel IGCSE Maths復習筆記 1.10.1 Rounding & Estimation
Edexcel IGCSE Maths復習筆記 1.10.1 Rounding & Estimation Why use estimation? We?estimate?to find approximations for difficult sums Or to check our answers are about the right size (right order ...
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UKChO 英國化學奧林匹克學術活動（UK Chemistry Olympiad）由英國皇家化學學會主辦。英國皇家化學會是全球具有非凡影響力的化學學術組織之一，匯聚來自世界各地的化學科學家。英國化學奧林匹克學術活動中的試題會...
AQA A Level Chemistry復習筆記3.3.1 Reactivity of Halogenoalkanes
Reactivity of Halogenoalkanes The halogenoalkanes have different?rates?of?substitution?reactions Since substitution reactions involve?breaking?the?carbon-halogen?bond the?bond?energies?can b...
AQA A Level Chemistry復習筆記3.2.1 Fractional Distillation of Crude Oil
Fractional Distillation Crude oil is currently the world's main source of organic chemicals As a mixture, it isn’t a very useful substance, but the different hydrocarbons that make up the mixture, ...
AQA A Level Chemistry復習筆記3.1.1 Functional Groups
Organic Definitions & Terminology 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 enabl...
