Question

What is the process where iron (II) ions changes to iron (III) ions

Answer 1

Answer:

Reactions of the iron ions with ammonia solution

In the iron(II) case: The appearance is just the same as in when you add sodium hydroxide solution. The precipitate again changes colour as the iron(II) hydroxide complex is oxidised by the air to iron(III) hydroxide.

Answer 2

Answer:

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