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【打算】我打算用濃硝酸和碳酸鈣製取硝酸鈣,並蒸髮結晶
Floor 1
巨大八爪鱼
10/21/12 9:38
rt
Floor 2
HSbF6Onizuka
10/21/12 9:39
如果把碳酸鈣換成亞硫酸鈣,那麼實驗會失敗。
Floor 3
巨大八爪鱼
10/21/12 9:40
回覆:2樓
為什麼
Floor 4
HSbF6Onizuka
10/21/12 9:41
回覆:3樓
亞硫酸鈣會被氧化為硫酸鈣。
Floor 5
巨大八爪鱼
10/21/12 9:42
哦,H+不能與SO4結合放出氣體
Floor 6
巨大八爪鱼
10/21/12 9:43
複分解反應不能發生
Floor 7
HSbF6Onizuka
10/21/12 9:43
硝酸根在酸性環境下氧化性強
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