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Californium(III) chloride can prepared by reacting californium(III) oxide with hydrogen chloride.
Cf2O3 + 6 HCl → 2 CfCl3 + 3 H2O
Properties
Chemical properties
When heating californium(III) chloride until 500 °C, it can hydrolyse to produce californium oxychloride.
Physical properties
Californium(III) chloride is soluble in water, giving Cf and Cl ions. This salt has an emerald-green color. Its crystal structure is hexagonal. It is strongly radioactive.