The Principles of Chemistry, Volumen2Longmans, Green, and Company, 1891 |
Dentro del libro
Resultados 1-5 de 87
Página 36
... sulphurous anhydride , and oxygen . The solubility in 100 parts of water at 0 ° = 43 , 20 ° = 53 , 40 ° = 63 ) , 60 ° = 74 , 80 ° 844 , 100 ° 95 parts of anhydrous zinc sulphate that is to say , it is nearly expressed by the formula 43 ...
... sulphurous anhydride , and oxygen . The solubility in 100 parts of water at 0 ° = 43 , 20 ° = 53 , 40 ° = 63 ) , 60 ° = 74 , 80 ° 844 , 100 ° 95 parts of anhydrous zinc sulphate that is to say , it is nearly expressed by the formula 43 ...
Página 37
... sulphur is converted into sulphurous anhydride ) contains various impurities . For purification , the oxide is mixed with water , and the sulphurous anhydride formed by roasting the blende is passed through it . Zine bisulphite , ZnSO ...
... sulphur is converted into sulphurous anhydride ) contains various impurities . For purification , the oxide is mixed with water , and the sulphurous anhydride formed by roasting the blende is passed through it . Zine bisulphite , ZnSO ...
Página 40
... sulphur then burns , and passes off in the form of sulphurous anhydride , SO2 , and the metal oxidises . The roasting is carried on in order to obtain an oxide instead of a sulphur- ous compound ; the oxide being reducible by charcoal ...
... sulphur then burns , and passes off in the form of sulphurous anhydride , SO2 , and the metal oxidises . The roasting is carried on in order to obtain an oxide instead of a sulphur- ous compound ; the oxide being reducible by charcoal ...
Página 42
... sulphurous anhydride , and in two hours dissolve 0 · 075 and 0142 gram of zinc . H2SO4,2H2O at 130 ° gives a mixture of hydrogen sulphide and sul- phurous anhydride dissolving 0.156 gram of zinc . Bouchardat showed that if in a vessel ...
... sulphurous anhydride , and in two hours dissolve 0 · 075 and 0142 gram of zinc . H2SO4,2H2O at 130 ° gives a mixture of hydrogen sulphide and sul- phurous anhydride dissolving 0.156 gram of zinc . Bouchardat showed that if in a vessel ...
Página 46
... sulphur burns , oxidises , forming sulphurous anhydride , and vapours of metallic mercury are formed . Mercury is more easily distilled than all other metals ; its boiling point is about 360 ° , and therefore its separation from natural ...
... sulphur burns , oxidises , forming sulphurous anhydride , and vapours of metallic mercury are formed . Mercury is more easily distilled than all other metals ; its boiling point is about 360 ° , and therefore its separation from natural ...
Otras ediciones - Ver todas
Términos y frases comunes
acetic action alkali alloy alumina aluminium ammonia ammonium analogous anhydride anhydrous antimony aqueous arsenic atomic weight barium basic salts boiling boric boron cadmium calcium carbon bisulphide carbonic acid carbonic anhydride cast iron charcoal chemical chloranhydride chloride chromic acid chromium cobalt colour colourless combination composition compounds containing copper corresponding crystalline crystals cupric cupric oxide cyanide decomposed decomposition dilute dioxide dissolves double salts easily elements evaporated evolved example excess feeble ferrous fluoride formation fused gives heated hydrate hydrochloric acid hydroxide hypophosphorous acid ignited insoluble instance isomorphous lead lead dioxide liquid magnesium manganese manganous mass mercury metals mixture molecules nitrate nitric acid nitrogen obtained ordinary temperature oxidised oxygen peroxide phosphoric acid phosphorus platinum potassium powder precipitate presence properties quantity reaction silica silicon silver sodium soluble in water solution specific gravity substance sulphate sulphide sulphuretted hydrogen sulphuric acid sulphurous anhydride volatile volume whilst yellow zinc
Pasajes populares
Página 437 - Ar 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 K Ca Sc Ti V Cr...
Página 488 - Stage 1. With 165 Illustrations and a large number of Examples. Fcp. 8vo. Is. 6d. Stage 2. With 122 Illustrations. Fcp. 8vo.