Molecular formula : KI3 1/2H2O
nature : dark brown monoclinic crystal. Yi deliquescence. The relative density of 3.498 (15 ° C). 31 ° C melting point. Soluble in water, soluble in alcohol and ether. While some decomposition. Heat to 225 ° C break down and emit iodine and potassium iodide left. The calculation of the increase in thermal iodine solution of potassium iodide, in after cooling.
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