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In this experiment we hope to find the formula of a compound - a yellow compound formed when copper reacts directly with iodine vapour.
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| Submitted: Fri Oct 10 2003
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Experiment. In this experiment we hope to find the formula of a compound - a yellow compound formed when copper reacts directly with iodine vapour. Apparatus. Copper Strip, emery paper, dry filter paper, access to a balance, iodine crystals, boiling tube and a Bunsen burner. Method. We took a strip of copper and cleaned it with emery paper. Following this, we weighed the strip on a top pan balance. We placed the strip of copper into a boiling tube with the end bent around the lip of the boiling tube. This left the copper strip suspended above the iodine crystals which we placed into the bottom of the boiling tube. Using tongs, we carefully heated the boiling tube in the centre, making sure that the flame did not align directly onto the iodine crystals as this would cause the gas to escape quickly. The experiment was carried out with the aid of a fume cupboard as...
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