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according acetic acid add NaOH albumin alkaline aluminium ammonium antimony arsenic barium BASES OF GROUP bead Black ppt blowpipe blue color boiling cadmium calcium tartrate carbonate CaSO4 characteristic test chloride chromic chromium cobalt compounds copper dilute HCl dissolve distinction evaporated to dryness evolved ferric salt ferrous filter and wash filtrate Filtrate contains flame test formed group reagent H2SO HaO2 heat hydroxide insoluble in water magnesium manganese members of Group mercuric metals of Group moistened NaOH NaOH or KOH NH4OH nickel nitric acid original solution oxalate oxalic acid oxidizing phosphate potassium potassium ferrocyanide Precipitate consists precipitate of calcium present residue salt add NH separation from metals SEPARATION OF GROUP silver small quantity sodium sodium arsenite solu soluble soluble in HNOa stannic stannous strontium sulphate sulphide sulphur ſuo tartaric acid tartrate Test filtrate test tube urine White ppt white precipitate Yellow ppt yellow precipitate zinc
Pagina 9 - Silver Sodium . . Strontium. . . Sulphur . . . Tantalum. . . . Tellurium. .. . Thallium. . . . Thorium Tin Titanium Tungsten .... Uranium Vanadium.
Pagina 51 - ... liquid should result, which may be bottled and set aside for use. As usually made, it generally throws down a slight, reddish deposit upon standing a week or two. This, however, does not affect its value as a test ; in using, simply decant the clear liquid from the sediment.
Pagina 41 - The method given below ls has been found to be useful by the authors. Procedure.— Place a piece of the binder and a drop of concentrated phosphoric acid in a micro 15 x 125 mm. test tube fixed in an asbestos board. Cover the mouth of the test tube with a piece of filter paper moistened in aniline acetate solution (10% of aniline in 10% acetic acid) and weigh down with a watch glass.
Pagina 9 - Fe lanthanum La Lead Pb Lithium Li MAGNESIUM Mg Manganese Mn Mercury Hg Molybdenum Mo Nickel Ni...
Pagina 20 - ... of the filter paper with a glass rod, and wash the precipitate into t'he flask with hot water.
Pagina 5 - Durbar ; The King's Durbar of 1911. In the preparation of this book free use has been made of Mr. Fanshawe's Delhi : Past and Present, more especially in the compilation of its last Chapter; of Dr. Fergusson's Eastern and Indian Architecture in the description of its great architectural glories ; of the revised Imperial Gazetteer for the latest statistics relating to the city ; of Captain Trotter's...