AQA A Level Chemistry复习笔记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...
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...
澳洲的IT专业硕士值得读吗?现今越来越多的留学生选择去澳大利亚攻读 IT 专业 硕士 ,澳洲在计算机领域有着极高的水平,澳洲在 2007 年的总理选举中成功实现网络选举,像大家现在用的 WIFI ,无限网络就是澳大利...
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复习笔记 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 ...
又到一年毕业季。 对于留学生来说,回国的第一件事就是要将自己的海外学历进行认证,它不仅是找工作的必备材料,也是享受留学回国政策的一大凭证! 最近,教育部留学服务中心发布了最新的海外学历认证规范通知。...
UKChO 英国化学奥林匹克学术活动(UK Chemistry Olympiad)由英国皇家化学学会主办。英国皇家化学会是全球具有非凡影响力的化学学术组织之一,汇聚来自世界各地的化学科学家。英国化学奥林匹克学术活动中的试题会...
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...
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, ...
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...
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