Laboratory Teaching: Or, Progressive Exercises in Practical Chemistry |
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Page 19
... tube . Tube cleaner . FIG . 2 . na est - tube ( fig . 1 ) , pour upon it about two drachms ( two tea- poonfuls ) of distilled water , shake them together , and if ecessary , boil the water over the flame of a spirit- lamp ( fig . 2 ) or ...
... tube . Tube cleaner . FIG . 2 . na est - tube ( fig . 1 ) , pour upon it about two drachms ( two tea- poonfuls ) of distilled water , shake them together , and if ecessary , boil the water over the flame of a spirit- lamp ( fig . 2 ) or ...
Page 20
... tube ; pour upon it about a drachm of dilut hydrochloric acid , and boil if necessary . If the substance be insoluble in hydrochloric acid , boil fresh portion , in another tube , with diluted nitric acid , an should this fail to ...
... tube ; pour upon it about a drachm of dilut hydrochloric acid , and boil if necessary . If the substance be insoluble in hydrochloric acid , boil fresh portion , in another tube , with diluted nitric acid , an should this fail to ...
Page 21
... tube er closing the tube with the thumb , and violently shaking Since the strongest hydrosulphuric acid only contains ut three times its volume of sulphuretted hydrogen gas , it ecessary to add this test in large quantity , often amount ...
... tube er closing the tube with the thumb , and violently shaking Since the strongest hydrosulphuric acid only contains ut three times its volume of sulphuretted hydrogen gas , it ecessary to add this test in large quantity , often amount ...
Page 22
... tube into anothe 6. Precipitation promoted by stirring . The fo of the precipitate of phosphate of ammonia and mag much facilitated DI ring the liquid glass rod , or , still " FIG . 9 . by rubbing the rod the side of the tr vi d 9 ...
... tube into anothe 6. Precipitation promoted by stirring . The fo of the precipitate of phosphate of ammonia and mag much facilitated DI ring the liquid glass rod , or , still " FIG . 9 . by rubbing the rod the side of the tr vi d 9 ...
Page 25
... tube . ( See Hyposulphite of Soda ( 80 ) ; also If the precipitate refuses to subside , even after violent shaking , and does not appear to be sulphur , it may be poured upon a filter ( 4 ) , the liquid allowed to pass through , and a ...
... tube . ( See Hyposulphite of Soda ( 80 ) ; also If the precipitate refuses to subside , even after violent shaking , and does not appear to be sulphur , it may be poured upon a filter ( 4 ) , the liquid allowed to pass through , and a ...
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Laboratory Teaching: Or, Progressive Exercises in Practical Chemistry Charles Loudon Bloxam No preview available - 2012 |
Common terms and phrases
acetate of lead acetic acid added alcohol alkaline alumina ammonia antimony arsenic barium baryta bead bismuth blowpipe blowpipe-flame boiling brown calcium carbonate of soda carbonic acid charcoal chloric acid chloride of ammonium Cinchonine Cloth cobalt colorless cooling copper crystalline crystals cyanide deposited detected dilute hydrochloric acid Diseases dissolves easily easily in water Edition effervescence evolves Examples for Practice excess ferrocyanide ferrocyanide of potassium filtered forms fused Gallic acid glass rod globule green heated hydrochloric acid hydrosulphuric acid insoluble in water iodide lime liquid litmus paper magnesia manganese mass measured ounces mercury metallic mixed moistened nitrate nitrate of silver nitric acid odor opaque original solution outer flame oxalic acid oxide oxygen perchloride of iron phosphate potash potassium powder presence red litmus residue salt silicic acid slip of glass smell sodium sold soluble strong sulphuric acid substance sulphuric acid Table H tartaric acid vapor white precipitate yellow precipitate yielding zinc