Asked by beth
when a solution of Iron (II)ammonium sulfate was mixed with K4FE(CN)6, the precipitate was initially white but turned blue upon exposure to air. what happen to the Iron(II)ionwhen the precipitate turned blue
Answers
Answered by
DrBob222
Fe in the K4Fe(CN)6 is +2 oxidation state; probably it was oxidized to +3 by oxygen in the air.
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