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高考命题大都来源于课本,实验更是如此。因此,在复习课本的实验时,我们必须去挖掘并加以创新,进而培养学生的各项能力。现以“乙酸乙酯的制备”实验来探讨课本实验的重要性。一、基本知识夯实,强化记忆乙酸乙酯的制备是鲁科版必修2部分的重要实验,如图1所示。
Most of the college entrance examination proposition comes from textbooks, the experiment is even more so. Therefore, when reviewing textbook experiments, we must dig and innovate to develop students’ abilities. Now “ethyl acetate preparation ” experiment to explore the importance of textbook experiments. First, reinforce the basics, strengthen memory Preparation of ethyl acetate is an important part of Luke version 2 experiments, as shown in Figure 1.