Objective： To Establish a safe, rapid and simple preparation method of oxygen for middle school experimental teaching reference. Method： Mixed reaction method using KMnO4 and H202. Result： The preparation method of oxygen is stable and controllable. Conclusion： The preparation method of oxygen provides a safe, rapid and simple scheme for middle school experimental teaching.
Oxygen Preparation New method Middle school experimental teaching
NETL
NSTL
万方数据
维普
