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化学是一门以实验为基础的学科。加强实验教学是提高化学教学质量的重要一环。在实验教学过程中要加强思维训练。１挖掘启发思维的因素现行化学教材对每个具体的化学实验，一般都是采取操作步骤介绍性的叙述，缺乏对学生思考的激发和引导。因此教师备课时要善于透过课本里叙述
Chemistry is an experiment-based discipline. Strengthening experimental teaching is an important part of improving the quality of chemistry teaching. In the experimental teaching process, we must strengthen thinking training. 1 Excavating the factors that inspire thinking The current chemistry textbooks generally take introductory narratives of the operation steps for each specific chemical experiment, and lack the motivation and guidance for students’ thinking. Therefore, teachers must be good at preparing lessons through the textbook