Description: A precipitate of mercury iodide is formed in the vortex of a stirred solution of potassium mercuro-iodide. The precipitate may be dissolved and reformed by adding excess iodide ion or mercury (II) ion.

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

Year or vol: 1 page: 271

Keywords: Complex Ions, Precipitates, Equilibrium, Mercury (II)