Chemistry-C8-Flame Test (Cations) and Flame Emission Spectroscopy 0.0 / 5 ? ChemistryAnalysing substancesGCSEAQA Created by: tonisha_Created on: 23-02-23 18:01 Cations are the _______ ion and are _____? positive ion and are metals 1 of 18 Firstly dip the _____ _____ into ______? This does what? Then dip it into the _______ and hold in the ____? test loop into acid sterilises it dip it in the sample and hold in the flame 2 of 18 What colour flame will: A lithium ion have? crimson 3 of 18 A sodium ion? yellow 4 of 18 A potassium ion? lilac/purple 5 of 18 Calcium ion? orange-red 6 of 18 Copper ions? green 7 of 18 A problem with flame tests is that? the colour may be hard to distinguish 8 of 18 Sometimes a sample may contain? a mixture of metal ions 9 of 18 Which could mask? the colour of the flame 10 of 18 FLAME EMISSION SPECTROSCOPY ------------------------------------ Firstly, a sample of the metal ions is placed? into the flame 11 of 18 The _____ given out is then passed through a ______ called a ______? light machine spectroscope 12 of 18 This converts the light into a ? light spectrum 13 of 18 The position of the _______ in the spectrum are specific for a given _____ ____? lines metal ion 14 of 18 It can also tell us? the conc of the metal ion 15 of 18 How? due to the intensity of the lines 16 of 18 This is an example of a what type of method? instrumental (machines) 17 of 18 What are three advantages? rapid accurate sensitive 18 of 18
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