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在中学化学教学中,离子方程式是重要的化学用语,也是历年高考考查的重点之一,正确书写离子方程式是学生必须掌握的一项基本功。对于初学者来说,往往由于对离子反应的含义理解不透彻、对离子方程式书写的基本要求掌握不熟练而出现很多问题,离子方程式书写常见错误有以下几个方面:错误一:违背反应事实离子方程式的书写一定要遵循客观反应事实,不能主观臆造
In chemistry teaching in secondary schools, the ion equation is an important chemical term, which is also one of the key points in the college entrance examination in the past years. Proper writing of the ion equation is a basic skill that students must master. For beginners, often due to the meaning of the ion reaction is not understood thoroughly, the basic requirements of the ion equation writing master unskilled and there are many problems, common mistakes in ion equation writing the following aspects: Error one: contrary to the fact that the reaction ions Formulas must follow the objective reaction to the fact that writing can not be subjective