一、渗透辩证唯物主义教育1、结合教材,揭示自然界存在着各式各样的物质。如微观的分子、原子的真实存在;宏观的各种化学变化,使学生逐步认识到世界是物质的,物质是客观的,从而逐步树立唯物主义的观点。2、结合化合反应、分解反应的概念教学,原子中的原子核和电子、正电与负电, I. Penetration of Dialectical Materialism Education 1. Combining teaching materials reveals that there are various kinds of substances in nature. The existence of micro-molecules and atoms, and the macroscopic changes in chemistry, have enabled students to gradually realize that the world is material, and that matter is objective, thus gradually establishing a materialist viewpoint. 2. Combining the teaching of the concept of combining reactions, decomposition reactions, atomic nuclei and electrons, positive and negative electricity,