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SALT ANALYSIS Flashcards

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9724967729Test for Carbonate anionAdd dilute acid- result will be effervescence as Carbon Dioxide is produced.0
9725410813Test for Chloride (in solution) anionAcidify with dilute nitric acid, then add Aqueous Silver Nitrate. White precipitate is produced.1
9731367748Test for Bromide (in solution) anionAcidify with dilute nitric acid, then add Aqueous Silver Nitrate. Cream precipitate is produced.2
9731372297Test for Iodine (in solution) anionAcidify with dilute nitric acid, then add Aqueous Silver Nitrate. Yellow precipitate is produced.3
9731374272Test for Nitrate (in solution) anionAdd aqueous sodium hydroxide, then aluminium foil; warm carefully. Ammonia is produced.4
9731394509Test for Sulfate (in solution) anionAcidify, then add Aqueous Barium Nitrate. White precipitate produced.5
9731406887Test for Sulfite (in solution) anionAdd dilute hydrochloric acid, warm gently and test for the presence of Sulfur Dioxide. Sulfur Dioxide produced will turn acidified aqueous Potassium Manganate(VII) from purple to colourless.6
9731457834Aluminium cation in Aqueous Sodium HydroxideWhite precipitate, soluble in excess giving a colourless solution.7
9731486304Aluminium cation in Aqueous AmmoniaWhite precipitate, insoluble in excess.8
9731544692Ammonium cation in Aqueous Sodium HydroxideAmmonia produced on warming.9
9731569893Ammonium cation in Aqueous AmmoniaNO EFFECT.10
9731572089Calcium cation in Aqueous Sodium HydroxideWhite precipitate, insoluble in excess.11
9731577410Calcium cation in Aqueous AmmoniaNo precipitate, or very slight white precipitate12
9731577252Chromium cation in Aqueous Sodium HydroxideGreen ppt., soluble in excess13
9981376101Chromium cation in Aqueous AmmoniaGrey-green ppt., insoluble in excess14
9981377098Copper cation in Aqueous Sodium HydroxideLight blue ppt., insoluble in excess15
9981378424Copper cation in Aqueous AmmoniaLight blue ppt., soluble in excess, giving a dark blue solution16
9981382291Iron (II) cation in Aqueous Sodium HydroxideGreen ppt., insoluble in excess17
9981382875Iron (II) cation in Aqueous AmmoniaGreen ppt., insoluble in excess18
9981384049Iron (III) cation in Aqueous Sodium HydroxideRed-brown ppt., insoluble in excess19
9981384856Iron (III) cation in Aqueous AmmoniaRed-brown ppt., insoluble in excess20
9981386028Zinc cation in Aqueous Sodium HydroxideWhite ppt., soluble in excess, giving a colourless solution21
9981388570Zinc cation in Aqueous AmmoniaWhite ppt., soluble in excess, giving a colourless solution22

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