Interaction | Reaction | Process Data Page
When a little dilute ammonia solution is added to a solution of pink hexaaquacobalt(II) ion, the complex cation acts as a Brønsted acid and loses two protons giving a precipitate of blue tetraaquadihydroxycobalt(II) and ammonium ions.On standing in air the blue ppt. turns pink and then brown.
|Reactant Page||Go To||Go To|
|Hexaaquacobolt(II) ion||Reactions Using||Reactions Forming|
|Ammonia, aqueous||Reactions Using||Reactions Forming|
|Tetraaquadihydroxycobalt(II)||Reactions Using||Reactions Forming|
|Ammonium ion||Reactions Using||Reactions Forming|
|Interaction, Reaction, Process defined as:|
© Mark R. Leach 1999 –
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