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中专化学教学的目标是使学生掌握基本的化学规律，熟悉化学实验的操作规范，课堂教学是实现这一目标的重要环节。因此，认真研究化学教学过程的特点，安排好课堂教学是提高化学教学质量的关键。一、导入新课的方法“导入新课”，是帮助学生复习相关知识，形成良好的知识准备，
The goal of secondary school chemistry teaching is to enable students to master the basic chemical laws and be familiar with the operation norms of chemical experiments. Classroom teaching is an important part of achieving this goal. Therefore, carefully study the characteristics of chemistry teaching process, arrange the classroom teaching is the key to improve the quality of chemistry teaching. First, the introduction of a new class method “into the new class” is to help students review the relevant knowledge, the formation of a good knowledge of preparation,