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Californium(III) chloride

Californium(III) chloride is an inorganic compound with a chemical formula CfCl<sub>3</sub>. As in californium(III) oxide (Cf<sub>2</sub>O<sub>3</sub>) and other californium halides, including californium(III) fluoride (CfF<sub>3</sub>) and iodide (CfI<sub>3</sub>), the californium atom has an oxidation state of +3.

Preparation

Californium(III) chloride can prepared by reacting californium(III) oxide with hydrogen chloride.

Cf<sub>2</sub>O<sub>3</sub> + 6 HCl → 2 CfCl<sub>3</sub> + 3 H<sub>2</sub>O

Properties

Chemical properties

When heating californium(III) chloride until 500&nbsp;°C, it can hydrolyse to produce californium oxychloride.

Physical properties

Californium(III) chloride is soluble in water, giving Cf<sup>3+</sup> and Cl<sup>−</sup> ions. This salt has an emerald-green color. Its crystal structure is hexagonal. It is strongly radioactive.

See also

References