Description of experiment
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Needed compounds:
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sulphuric acid : H2SO4
potassium bromate : KBrO3
copper sulfate penta hydrate : CuSO4 . 5H2O
Class:
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elem=Cu,Br
coordination
precipitation
Summary:
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Copper (II) does not form a coordination complex, nor does it form a
precipitate with bromate. It does not react.
Description:
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Add a solution of copper sulfate to a solution of potassium bromate: No
visible changes besides the dilution of the blue liquid.
Add some sulphuric acid (appr. 2 mol/l): No visible reaction.