
初三科学:上册第一章活动10氢气的性质与制备 (pg15)
Quiz by CHEW HOCK LEONG周福隆
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5 questions
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- Q1影片中的实验使用什么金属与稀盐酸反应?镁钠钙铁Video30s
- Q2如何检验氢气?Users enter free textType an Answer30s
- Q3影片中的实验使用什么金属与稀盐酸反应?铁钾铜锌Video30s
- Q4锌与稀盐酸发生反应,可以观察到什么现象?Users enter free textType an Answer30s
- Q5锌与稀盐酸发生反应,产生气泡,那是因为生成什么气体?二氧化碳氧气氢气水蒸气30s