实验室制取氧气HX2-3-1

HX2-3-1实验室制取氧气

实验前应该检查仪器的气密性，检查仪器气密性方法可以看—-检查装置的气密性HX1-3-4

1.加热高锰酸钾制取氧气

2.分解过氧化氢制取氧气

3.加热氯酸钾制取氧气

加热氯酸钾制取氧气

有催化剂和没催化剂加热氯酸钾（选看）

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