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初中化学教学中，采取多种手段让学生学懂、理解、巩固、运用，并逐步加深所学的基本概念，是学生学好化学这门学科的关键。本文仅就教师如何发挥主导作用以及如何引导学生形成正确的化学概念谈几点体会。 １．讲授化学概念要力求准确和严格。所谓“准确严格”，也就是常说的“
In junior high school chemistry teaching, the use of various means to allow students to learn to understand, consolidate, apply, and gradually deepen the basic concepts they learned is the key to students’ learning chemistry. This article only talks about how teachers play a leading role and how to guide students to form the correct chemistry concept. 1. Teaching chemical concepts must be accurate and strict. The so-called “accurate and strict”, which is often said "