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中考化学复习教学总的来说就是通过复习使学生的化学知识得到全面的巩固强化,以达到提高学生应用知识解决问题的能力。因此,利用问题进行中考化学复习教学是提高中考化学复习教学效率最直接的、最有效的复习措施。如何设计出能很好完成教学目标的问题呢?1、问题的情景性在德国有这样一个精辟的比喻:盐对于人无疑是重要的,若将5克盐让你
The review of chemistry in general review teaching is to review the overall chemical knowledge of students to be consolidated to enhance the ability of students to apply knowledge to solve the problem. Therefore, the use of questions in the examination of chemical review teaching is to improve the efficiency of secondary school teaching review the most direct and effective review of measures. How to design a good teaching objectives to achieve the problem? 1, the scene of the problem In Germany there is such a brilliant analogy: salt is undoubtedly important to people, if the salt 5 grams let you