chemistry

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When the iron(II) ammonium sulfate was mixed with the ferrocyanide ion, the precipitate was initially white but turned blue upon exposure to air. What happened to iron(III) ion when the precipitate turned blue?

  • chemistry -

    Iron(II) is oxidized by air to iron(III).

  • chemistry -

    When iron ii turned blue it indicates that there was mixture with oxygen which increased the number to iron iii

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