Analytical Chemistry, Band 1

according acetic acid acid solution added addition alcohol alkali aluminium ammonia ammonium amount antimony aqueous solution arsenic barium base basic becomes bismuth blue boiling bromine brown calcium carbonate causes cent changed chloride chromate cobalt cold color completely compounds concentrated considerable contains copper cyanide decomposed detected difference dilute dioxide dissolve drops evaporate excess ferric ferrocyanide ferrous filter filtrate flame formation formed gives H₂O heat hydrochloric acid hydrogen sulfide hydroxide ignition insoluble iodide iodine ionization ions iron lead less magnesium manganese mercuric metal method mixture neutral nickel nitrate nitric acid obtained oxalate oxide peroxide phosphate platinum positive potassium precipitate present produces quantity reaction readily reagent reduced remains residue salts separation shows silver soluble soluble in water solution substance sulfate sulfuric acid takes place temperature tion treated tube usually yellow zinc