初三科学：上册第二章氢氧化钠的性质 (pg29-30)
Quiz by CHEW HOCK LEONG周福隆
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6 questions
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- Q1影片中，氢氧化钠固体是什么颜色？蓝色红色黑色白色Video30s
- Q2影片中，氢氧化钠吸收空气里的水分，表面溶解，显得潮湿，这种现象称为什么？氧化挥发潮解吸水30s
- Q3影片中，氢氧化钠溶于水时，是吸热还是放热？放热吸热Video30s
- Q4氢氧化钠溶于水时，溶液和容器温度升高还是降低？降低升高30s
- Q5氢氧化钠又称为什么？烧碱熟石灰生石灰苏打30s