Very reactive metals are extracted from their ores by electrolysis (using electricity), Carbon is more reactive than the metals below it. When the metal ores are burnt with carbon, it removes the oxygen from it and displaces the metal, Extracted from their ores by reduction by carbon, No extraction necessary – found pure in the ground..

Reactivity series, extracting metals

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?