The Principles of Chemistry, Volumen2Longmans, Green, and Company, 1891 |
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Página 15
... leads to the questions , what is the cause of analogy and what is the relation of one group to another ? If these questions ... lead and mercury , but some of its properties appertain to lithium and potassium . Naturally , where it is ...
... leads to the questions , what is the cause of analogy and what is the relation of one group to another ? If these questions ... lead and mercury , but some of its properties appertain to lithium and potassium . Naturally , where it is ...
Página 31
... lead to true forecasts , this is due to the periodicity of the thermal , as well as of many other properties , as Laurie remarked ; and ( 3 ) that the heat of formation of the oxides is also subject to a periodic dependence which ...
... lead to true forecasts , this is due to the periodicity of the thermal , as well as of many other properties , as Laurie remarked ; and ( 3 ) that the heat of formation of the oxides is also subject to a periodic dependence which ...
Página 40
... lead , particles of carbon , iron , and other metals , carried over with the vapours , although they are not volatile at a temperature approaching 1000 ° . If it is required to obtain pure zinc from the commercial article it is ...
... lead , particles of carbon , iron , and other metals , carried over with the vapours , although they are not volatile at a temperature approaching 1000 ° . If it is required to obtain pure zinc from the commercial article it is ...
Página 41
... lead , copper , mercury , & c . Although zinc is an almost unoxidisable metal at the ordinary temperature , it burns in the air on being heated , particularly when in the form of shavings or in the condition of vapour . At the ordinary ...
... lead , copper , mercury , & c . Although zinc is an almost unoxidisable metal at the ordinary temperature , it burns in the air on being heated , particularly when in the form of shavings or in the condition of vapour . At the ordinary ...
Página 43
... lead ( 0'6 p.c. ) , because the action of acids is then uni- form . In order to deal with a known surface , spheres were taken ( 9.5 millimetres diameter ) and cylinders ( 17 mm . dia . ) , the sides of which were covered with wax in ...
... lead ( 0'6 p.c. ) , because the action of acids is then uni- form . In order to deal with a known surface , spheres were taken ( 9.5 millimetres diameter ) and cylinders ( 17 mm . dia . ) , the sides of which were covered with wax in ...
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Términos y frases comunes
acetic action alkali alloy alumina aluminium ammonia ammonium analogous anhydride anhydrous antimony arsenic atomic weight barium basic salts boiling boric calcium carbon bisulphide carbonic anhydride cast iron charcoal chemical chloranhydride chromic chromic acid cobalt colour colourless combination composition compounds containing copper corresponding crystalline crystals cupric cupric oxide cuprous cyanide decomposed decomposition density dilute dioxide dissolves double salts easily elements evaporated evolved example ferric oxide ferrous formation fused gives gold heated hydrate hydrochloric acid hydroxide hypophosphorous acid ignited insoluble instance isomorphous lead liquid magnesium manganese manganous mass mercury metals mixture molecules nickel nitrate nitric acid nitrogen obtained ordinary temperature oxidised oxygen periodic law permanganate peroxide phosphoric acid phosphorus platinum potassium powder precipitate presence properties quantity reaction silica silicon silver chloride sodium soluble in water solution specific gravity substance sulphate sulphide sulphuretted hydrogen sulphuric acid sulphurous anhydride tion vapour volatile whilst yellow zinc
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