

氢气的性质
Presentation
•
Science
•
8th Grade
•
Practice Problem
•
Hard
蔡 婉玲
Used 2+ times
FREE Resource
1 Slide • 6 Questions
1
你还认识氢气吗?
2
Multiple Choice
下列何者为氢气的化学式
H
H2
H+
2H
3
Multiple Choice
下列何者是氢气的颜色?
粉红色
白色
无色
蓝色
4
Multiple Choice
氢气是_______的气体。
最安全
化学性质最活泼
在空气中
含量最多
密度最小
5
Multiple Select
下列何者是氢气的物理性质?(答案多于一个)
无色
无味
无嗅
密度比空气小
难溶于水
6
Multiple Select
氢气适合用哪一些方式收集?(答案超过1个)
向上排空气法
向下排空气法
排水集气法
7
Multiple Select
下列哪些过程会产生氢气?(答案超过1个)
将铝片浸在盐酸
电解水
将水加热至沸腾
硫酸和氢氧化钠
发生反应
你还认识氢气吗?
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