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化学大师：绪论——炼金术的兴衰史
纪录片《现代炼金术士》中以炼金术为始，将它作为现代化学的开端，在中世纪时，欧洲的炼金术就风靡一时，他们坚信自己能够召唤火焰，配制丹药，甚至点石成金。许多大牛诸如牛顿也有过研究。每天5分钟，快速提高化学成绩，只要微信搜索关注“化学大师”！
初三化学重点知识导入1/36
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