Synthesis of Copper(I) iodide

10 g of potassium iodide are dissolved in 25 ml of water. Thereafter, 7.52 g of copper sulfate is dissolved in 25 ml of water and the solutions are combined. Subsequently, 100 mL of ethanol is added, the contents are filtered and the step can be repeated to obtain an iodine-free product.

2 CuSO4 + 4 KI = 2 Cul + I + 2 K2SO4

Source

The reaction after completion

The washed residue on the filter paper

The dried product

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