chemguide questions extraction of metals aluminium 1 if your syllabus doesn t expect you to be able to describe the extraction of aluminium oxide from bauxite then ignore this question ...
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...Chemguide questions extraction of metals aluminium if your syllabus doesn t expect you to be able describe the oxide from bauxite then ignore this question a is treated with moderately concentrated sodium hydroxide at temperatures between and c pressures up atmospheres why does pressure have so high b assuming that in ore reacts form tetrahydroxoaluminate solution write equation for reaction what happens other compounds like iron iii d how converted into e waste product process red mud it electrolytic molten electrolyte are anodes made cathode keeps which electrode released f explain causes problems g give two factors add expense i am not asking about environmental consequences examiners ask find out they want say just learn choose any different uses makes especially useful each application do anodise advantages anodised www co uk...