初三科学：上册第三章金属与氯气反应 (pg48)
Quiz by CHEW HOCK LEONG周福隆
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5 questions
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- Q1实验影片中，铁在氯气中能否燃烧？能不能Video30s
- Q2实验影片中，铜在氯气中能否燃烧？能不能Video30s
- Q3实验影片中，钠在氯气中能否燃烧？能不能Video30s
- Q4氯气是什么颜色的气体？黄绿色红棕色紫色无色30s
- Q5根据以上三个实验，根据钠、铜、铁与氯气反应的剧烈程度，请将钠、铁、铜的活泼性从较活泼到较不活泼排列。（1最活泼，3最不活泼）Users link answersLinking30s