Description: A series of reagents is added to ferric ion to form various precipitates and complex ions of increasing stability. The colors are yellow, deep red, deep blue, as well as colorless.

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Source: Shakhashiri, B.Z. Chemical Demonstrations: A Handbook for Teachers of Chemistry

Year or vol: 1 page: 339

Keywords: iron (III) nitrate, nitric acid, sodium hydroxide, sodium chloride