论文部分内容阅读
蓝色絮状的沉淀跃然试管底铜离子遇氢氧根再也不分离当溶液呈金黄色因为铁三价浅绿色二价亚铁把人迷……一首改编的《化学版青花瓷》一时在网络上爆红,为了帮助学生理解记忆,广东省台山市一位化学老师提炼了各种化学元素,将《青花瓷》的歌词改成化学原理用词,并在课堂上激情演唱,受到学生的广泛欢迎。有一次听指导老师讲授《氧气的实验室制取》一课,在讲解操
Blue flocculent precipitate vividly test tube end copper ions no longer meet the hydroxide hydroxide when the solution was golden yellow iron trivalent light green bivalent ferrous ... ... a piece of adaptation of the “chemical version of blue and white porcelain” moment The network red, in order to help students understand the memory, a chemical teacher in Taishan City, Guangdong Province refined a variety of chemical elements, the “blue and white porcelain,” the lyrics into the words of chemical theory, and passion in the classroom singing, by the students welcome. Once to listen to the instructor to teach “oxygen laboratory system,” a lesson, explain