Shifana posted an Question
July 18, 2021 • 11:51 am 30 points
  • IIT JAM
  • Chemistry (CY)

2. an aqueous solution containing nh4ci, feclh and mnclh is treated with nh4oh solution. the observation is that (a) both fe*" and mn" will precipitate as hydro

2. An aqueous solution containing NH4CI, FeClh and MnClh is treated with NH4OH solution. The observation is that (A) both Fe*" and Mn" will precipitate as hydroxides. (B) only Fe will precipitate as hydroxide. (C) only Mn will precipitate as hydroxide. (D) NH4Cl will crystallize out from the solution.

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    Paramjeet verma

    Option (B) Group reagent of Fe3+ is NH4OH in presence of NH4OH. So it will precipitate as Fe(OH)3. But Mn2+ can also be precipitate out as Mn(OH)2 or MnO2.xH2O if the amount of NH4Cl in the solution is very low.

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