Actinium(III) nitrate is an inorganic compound, actinium salt of nitric acid with the chemical formula Ac(NO3)3. The compound looks like a white substance, readily soluble in water.
Synthesis Actinium nitrate can be obtained by dissolving actinium or actinium hydroxide in nitric acid.
Properties Actinium(III) nitrate decomposes on heating above 600 °C:
This salt is used as a source of Ac3+ ions to obtain insoluble actinium compounds by precipitation from aqueous solutions.
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