Iodine sulfate is an inorganic compound with the formula I2(SO4)3. It appears as light yellow crystals and reacts with water.
Synthesis
Reaction of diiodosyl sulfate and sulfur trioxide:
Iodine sulfate is also produced when elemental , and react.
Physical properties Iodine sulfate forms light yellow hygroscopic crystals.
Chemical properties Iodine sulfate is soluble in organic liquids and stable in anhydrous and strongly acidic solvents. In a humid environment, it darkens due to decomposition that releases molecular iodine.
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