Iron test

Iron test

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Caption: Iron test. Thiocyanate complex ([FeSCN]2+) in a test tube. The complex was formed by adding potassium thiocyanate (KSCN) to a solution of iron (III) ions and water. The addition of potassium thiocyanate turns the yellow iron (III) ion and water solution a distinctive deep red. A bottle of potassium thiocyanate is beside the test tube rack.

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Keywords: analysing, bottle, changing, chemical, chemistry, colour change, hand, indicator, ion, iron, laboratory, pipette, potassium thiocyanate, rack, reaction, solution, test tube, testing

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