Potassium tetrachloroiodate(III) is a coordination compound with the chemical formula KICl4. Its monohydrate crystal structure belongs to the monoclinic system and has the space group P21/n, yellow crystals.
Synthesis Potassium tetrachloroiodate(III) can be obtained by reacting iodine, potassium chlorate, and 6 mol/L hydrochloric acid solution containing 1.5 mol/L potassium chloride, condensing, filtering, and vacuum drying. The reaction is:
2 KClO3 + I2 ⇌ 2 KIO3 + Cl2 KIO3 + 6 HCl ⇌ KICl4 + Cl2 + 3 H2O
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