Flame Tests 0.0 / 5 ? ChemistryAnalysing substancesGCSEAQA Created by: Samuel1746Created on: 04-05-15 16:53 What ion burns to create a crimson flame? Lithium (Li+) 1 of 11 What ion burns to create a yellow flame? Sodium (Na+) 2 of 11 What ion burns to create a lilac flame? Potassium (K+) 3 of 11 What ion burns to create a red flame? Calcium (Ca2+) 4 of 11 What ion burns to create a green flame? Barium (Ba2+) 5 of 11 What precipitate forms when you add sodium hydroxide to Fe3+? Red/Brown 6 of 11 What precipitate forms when you add sodium hydroxide to Fe2+? Green 7 of 11 What precipitate forms when you add sodium hydroxide to Cu2+? Blue 8 of 11 What ion gives off a white precipitate when added to sodium hydroxide and dissolves? Aluminium (Al3+) 9 of 11 What ion that gives off a white precipitate that is insoluble goes red with a flame test? Calcium (Ca2+) 10 of 11 What ion that gives off a white precipitate that is insoluble is colourless with a flame test? Magnesium (Mg2+) 11 of 11
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