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烃是有机化合物的母体。常见的烃的来源、组成、结构、性质和应用是有机化学模块中基础而重要的内容,也是每年高考必考的重点和热点。本文通过分析高考考情、归纳知识规律、讲解典型考题三方面来引导同学们复习烃的知识。【高考考情分析】新课程高考对烃的考查呈现以下特点:(1)考查形式有两种。一种是在设置必考题与选考题的新课标卷(宁夏、陕西、黑龙江等十几个省区使用)、山东
Hydrocarbons are the precursors of organic compounds. Common hydrocarbon source, composition, structure, nature and application of organic chemistry module is the basis of important content, but also the annual college entrance examination must focus and hot spots. In this paper, by analyzing the entrance examination, induction of knowledge of law, to explain the typical test questions three aspects to guide students to review the knowledge of hydrocarbons. [Test analysis] entrance examination of the new curriculum on hydrocarbon examination showed the following characteristics: (1) There are two types of test. One is to set the new exam book examinations and exam questions (Ningxia, Shaanxi, Heilongjiang, a dozen provinces and autonomous regions use), Shandong