初中化学“化学物质与人体健康”考点解析

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“化学物质与人体健康”作为初中化学教学内容中的重要组成部分,除了介绍到糖类、油脂、维生素等营养物质及其对人体生命活动所起的作用外,还会考查到化学元素及有害物质对人体健康的影响。另外,关于“化学物质与人体健康”的考点设计除了考察学生对化学元素的了解外,还要检测化学物质对生命活动具有重要意义的有机物,有害物质及其对人体健康的危害等等。一、明确“化学物质与人体健康”考点的命题特点和解题策略 Chemical substances and human health as an important part of junior high school chemistry teaching content, in addition to the introduction of carbohydrates, oils, vitamins and other nutrients and their role in human life and activity, but also check the chemical elements And the impact of harmful substances on human health. In addition, on the “chemical substances and human health ” test site design in addition to students to understand the chemical elements, but also to detect chemical substances of vital importance to life activities of organic matter, harmful substances and their harm to human health, etc. . First, a clear “chemical substances and human health ” test proposition characteristics and problem solving strategy
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