我命中考化学题:木炭还原氧化铜实验新探

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新课改下的化学中考命题,考查基础知识和基本技能,体现在着重考查学生利用所学知识分析问题和解决问题的能力.各地中考试题更多地和社会实际与学生生活相联系,充分体现化学在社会、科学、技术、生产和生活中的应用,相关的中考热点题型如开放题、科学探究题、综合应用题等更是精彩纷呈.为了及时反映中考命题最新动向,科学预测2008年中考趋势,交流中考信息与资料,实现资源共享,本刊特开展“我命中考化学题”征文大赛.希望广大师生能从社会、生产、生活实际中发现与化学有关的问题,尤其关注最新科技进展、科学新闻.所提问题要求科学、严谨,切合初中学生化学学习实际水平,忌偏难、偏怪.命题一般包括最新背景资料(为便于考证请注明出处),以综合应用题为主.本刊将建立活动档案,作者所命试题:若被本刊采用者稿酬从优,并颁发获奖证书;若被某省、市选入2008年中考试卷(作者或读者可提供样卷),本刊将重奖原作者.来稿寄:(450004)郑州市顺河路11号中学生数理化(初中)杂志社侯秀姣收,或用Word文档发送E-mail到:houxiu@vip.sohu.com. The chemistry exam entrance exam under the new curriculum reform, examination of basic knowledge and basic skills, is reflected in students’ ability to analyze problems and solve problems based on the knowledge they have learned. Local exam questions are more related to social reality and student life and fully reflected. The application of chemistry in society, science, technology, production and life, and the related hot topics such as open questions, scientific inquiry questions, and comprehensive application questions are exciting. In order to timely reflect the latest trends in the examination proposition, scientific predictions for 2008 The examination trend, the exchange of information and information in the examination, and the realization of resource sharing, the magazine launched “I hit the chemistry question ” essay contest. Hope that teachers and students can find problems related to chemistry from the actual society, production, and life, especially Concerned about the latest scientific and technological advances, scientific news. The questions asked are scientific and rigorous, which suits the actual level of junior middle school students’ chemistry study, and they are afraid of being biased and biased. The propositions generally include the latest background information (for the convenience of research, please indicate the source) for comprehensive application. The title is the main issue. The journal will establish an activity file, author’s test questions: If the journalist adopts a compelling remuneration, and awards the certificate; if The province and city selected into the 2008 mid-term examination paper (the author or reader may provide samples). The journal will re-appoint the original author. Contribution: (450004) Zhengzhou City Shunhe Road Middle School Students Mathematical and Physical Chemistry (Junior High School) Magazine Hou Xiuyu Or use Word documents to send E-mail to: houxiu@vip.sohu.com.
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