Handbook of Chemistry, for School and Home UseWoolworth, Ainsworth, & Company, 1869 - 205 Seiten |
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Seite 42
... gives off white fumes , and emits a pale light in the dark , whence its name , which means light - bearer . While emitting this light , it appears to be undergoing a slow burning . At a temperature a little above its melting - point ...
... gives off white fumes , and emits a pale light in the dark , whence its name , which means light - bearer . While emitting this light , it appears to be undergoing a slow burning . At a temperature a little above its melting - point ...
Seite 49
... gives the specific gravities of the most important metals : — Iridium 21.8 Iron 7.8 Platinum 21.5 Tin 7.3 Gold 19.3 Zinc 7.1 Mercury 13.596 Antimony * 6.7 Lead 11.3 Chromium 5.9 Silver 10.5 Aluminium 2.56 Bismuth * 9.8 Strontium 2.54 ...
... gives the specific gravities of the most important metals : — Iridium 21.8 Iron 7.8 Platinum 21.5 Tin 7.3 Gold 19.3 Zinc 7.1 Mercury 13.596 Antimony * 6.7 Lead 11.3 Chromium 5.9 Silver 10.5 Aluminium 2.56 Bismuth * 9.8 Strontium 2.54 ...
Seite 50
... give off small quantities of vapor when strongly heated . - 72. Metallic Ores . — Only a few of the metals occur in a free state in nature ; in general they are found com- bined with oxygen , sulphur , or some other non - metal . These ...
... give off small quantities of vapor when strongly heated . - 72. Metallic Ores . — Only a few of the metals occur in a free state in nature ; in general they are found com- bined with oxygen , sulphur , or some other non - metal . These ...
Seite 55
... give the metal coherence , and to squeeze out the liquid slag , and the mass is afterwards rolled into bars or plates . 75. Steel . — Steel is formed when bars of wrought iron are heated to redness for some time in contact with charcoal ...
... give the metal coherence , and to squeeze out the liquid slag , and the mass is afterwards rolled into bars or plates . 75. Steel . — Steel is formed when bars of wrought iron are heated to redness for some time in contact with charcoal ...
Seite 61
... gives the peculiar tint to common bottle- glass . The most important of the ferrous salts are , ( 1 ) Ferrous Sulphate , FeSO . This soluble salt , sometimes called green vitriol , is obtained by dissolving ( 1 ) metallic iron , or ( 2 ) ...
... gives the peculiar tint to common bottle- glass . The most important of the ferrous salts are , ( 1 ) Ferrous Sulphate , FeSO . This soluble salt , sometimes called green vitriol , is obtained by dissolving ( 1 ) metallic iron , or ( 2 ) ...
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acetic acetic acid affinity alcohol alkali allotropic alloy aluminic ammonia anhydride animal antimony atmosphere atomic weight atoms of hydrogen becomes bismuth bivalent burning calcic calcium called candle carbonic acid charcoal chemical chloric acid chloride coal coal-gas color combination combustion compounds contains converted copper crystals cylinder decomposition diastase dissolves distillation earth elements exposed fermentation filled flame flask furnace gases H₂O heat hydrate hydric sulphide hydrogen insoluble iron lead light lime liquid magnesium manganese manufacture matter melted mercury metal mixed mixture molecules molecules of H2O muriatic acid nitrate nitric acid nitrogen obtained oxide oxygen passes phosphorus plant platinum plumbic potassic potassium prepared properties pure quantivalence reverberatory furnace salt silicates silver small quantity soda soda-ash sodic sodium solid soluble in water solution starch substances sugar sulphate sulphuric acid symbol takes fire trivalent univalent vapor vegetable volatile wood zinc