摘要
现行人教社化学室编著的普通高级中学教科书中对酸碱指示剂变色原理的论述让学生不易理解甚至产生错误的认识,再版时需作修订;教师在指导学生学习酸碱指示剂相关知识时应根据实际情况增加指示剂变色点的教学。
The statement about the principle of Acid and Alkali indicator's changing colour in the using textbook compiled by People's Education Press makes students fail to understand, and even have wrong content.It needs revising wen printed again.When teachers are directing students to learn this part,he or she should strengthen the teaching on the point of indicator's changing colour according to the teaching reality.
出处
《六盘水师范高等专科学校学报》
2004年第6期67-69,共3页
Journal of Liupanshui Teachers College
关键词
教学实际
教科书
酸碱指示剂
变色范围
变色点
teaching reality
textbook
acid and alkali indicator
changing colour range
changing colour point.
