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[物质构成] 2022年初中化学元素的单质及化合物 2022-09-29
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[物质构成] 2022年初中化学常见的化学物质气体 2022-09-29
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 气体类 物质 物理性质 化学性质 用途 氧气O2 通常情况下，氧气是一种无色、无味的气体...
[物质构成] 2022年初中化学物质与氧气的反应 2022-09-29
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[物质构成] 2022年初中化学最常见的物质单质 2022-09-29
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[物质构成] 2022年初中化学分解反应 2022-09-29
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[物质构成] 2022年初中化学最常见的物质化合物之氧化物 2022-09-29
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[物质构成] 2022年初中化学常见物质有机物 2022-09-29
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 有机物 含碳的化合物称为有机物，但是一氧化碳、二氧化碳、碳酸、碳酸盐属于无机物...
[化学方程式] 2022年初中化学方程式：盐+盐 2022-09-29
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