Question 9 Aluminium can corrode to form a grey powder. In this reaction, A. aluminium ions are reduced to aluminium atoms oxygen ions are oxidised to oxygen atoms B. C. aluminium atoms lose one electron each D. each aluminium atom will lose three electrons Question 10 The of reactivity of three particular metals is, highest to lowest, aluminium copper gold A reaction that will occur spontaneously is A. copper and aluminium nitrate B. gold and aluminium nitrate C. gold and copper sulfate D. aluminium and gold nitrate
Question 9 Aluminium can corrode to form a grey powder. In this reaction, A. aluminium ions are reduced to aluminium atoms B. oxygen ions are oxidised to oxygen atoms C. aluminium atoms lose one electron each D. each aluminium atom will lose three electrons Question 10 The of reactivity of three particular metals is, highest to lowest, aluminium copper gold A reaction that will occur spontaneously is A. copper and aluminium nitrate B. gold and aluminium nitrate C. gold and copper sulfate D. aluminium and gold nitrate
redox_reactions_in__waterpos.docx