Unit 3 Unit 3 Practical Paper Flashcaards 3.0 / 5 based on 3 ratings ? ChemistryUnit 3ASEdexcel Created by: victoriaemmaCreated on: 15-04-14 18:02 Test for Hydrogen? "Pop" Test 1 of 5 Test for Oxygen? Relights a glowing split 2 of 5 Test for Carbon Dioxide? Turns limewater cloudy OR extinguishes a lit splint 3 of 5 Potassium flame colour? Lilac 4 of 5 Test for h2O? turns anhydrous copper sulfate from white to blue 5 of 5
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