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人类的生产和生活都离不开金属. 1如图所示的金属制品中利用金属导热性的是填字母序号. 2铝具有很好的抗腐蚀性能用电解氧化铝的方法可以制取铝氧化铝中铝元素和氧元素的质量比为8. 3铁是应用最广泛的金属工业上常以赤铁矿主要成分Fe2O3和一氧化碳为原料炼铁该反应的化学方程式为. 4赤铜矿的主要成分是Cu2O辉铜矿的主要成分是Cu2S将赤铜矿与辉铜矿混合加热可得铜请将反应的化学方程式补充2Cu2O+Cu2S6Cu+. 5某实验室废液中含有稀硫酸硫酸亚铁和硫酸铜若向其中加入一定量的锌充分反应后过滤向滤渣中加入盐酸有气泡产生.则滤渣中一定含有的物质是滤液中一定含有的物质是.
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甲乙丙三种物质均含有氧元素.甲乙是组成元素完全相同的化合物丙是单质乙通常为液体在一定条件下可分解成丙它们之间有如图所示的转化关系甲的化学式为乙分解生成丙的化学方程式为.从微观的角度解释甲乙性质有差异的原因是.
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