Chemical News and Journal of Industrial Science, Tomy 3-4Chemical news office., 1861 |
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Strona 183
... oxide , and consequent sweiling or " rising " up of the mass of scales , & c . , about the iron , did not ensue . On the contrary , by the time that the balling together of the iron should have commenced , it was evident that the charge ...
... oxide , and consequent sweiling or " rising " up of the mass of scales , & c . , about the iron , did not ensue . On the contrary , by the time that the balling together of the iron should have commenced , it was evident that the charge ...
Strona 282
... oxide when heated in the dry acid is only partially changed to cuprous oxide ; a third of it passes into sulphate of cupric oxide : 3Cu2O2 + S2O4 = S¿Cu2Og + 2 Cu , O . Zinc Oxide undergoes no alteration . Lead Oxide . - The greater ...
... oxide when heated in the dry acid is only partially changed to cuprous oxide ; a third of it passes into sulphate of cupric oxide : 3Cu2O2 + S2O4 = S¿Cu2Og + 2 Cu , O . Zinc Oxide undergoes no alteration . Lead Oxide . - The greater ...
Strona 73
... oxide takes place . If the peroxide be dissolved in the oxygen acids , it is reduced with evolution of oxygen to the white oxide . With hydrochloric acid it evolves a small quantity of chlorine . The composition of peroxide of didymium ...
... oxide takes place . If the peroxide be dissolved in the oxygen acids , it is reduced with evolution of oxygen to the white oxide . With hydrochloric acid it evolves a small quantity of chlorine . The composition of peroxide of didymium ...
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acetate action adulterated alcohol alkaline alloy ammonia amount analysis aniline apparatus appears arsenic atmosphere blue body boiling bromine burn candle carbonic acid cent chemical CHEMISTRY chemists chloric acid chloride colouring matter combination combustion compound containing copper crystallised crystals decomposed decomposition dilute dissolved distilled effect employed ether evaporated experiments fact ferrocyanide filter flame gases give grains green heat hydrochloric acid hydrogen ignited impurities insoluble iodide iodine iron lead light lime lines liquid magnesia means mercury metal method mineral mixed mixture nitrate nitric acid nitrogen observed obtained ordinary oxide oxygen paper passed phosphoric acid phosphorus platinum portion potash potassium precipitate prepared present produced pure quantity reaction salt samples silver sodium soluble solution specimens spectrum starch steel substance sugar sulphate sulphide sulphuretted sulphuric acid surface tellurium temperature tion tube vapour vessel weight yellow zinc