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Answer to Question #14458 in Physical Chemistry for kelvin

Question #14458
why are iron compounds more readily oxidised by air in an alkaline medium than in an acidic medium
Expert's answer
Iron compounds more readily oxidised by air in acidic medium,cause

Fe2+
+1/2 O2 + H2O + 1ê =Fe3+ 2 OH-

In alkaline medium equilibrium reaction
will shift toward the formation of primary products,so better is acidic
medium

FeSO4+O2+H2SO4=Fe2(SO4)3+H2O

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