Elementary Chemistry |
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Page 7
... examined as regards its behaviour towards a burning splint of wood : one of the gases takes fire , it is hydrogen ; the other does not , but the splint of wood burns in the gas very rapidly and brilliantly , this gas is oxygen . These ...
... examined as regards its behaviour towards a burning splint of wood : one of the gases takes fire , it is hydrogen ; the other does not , but the splint of wood burns in the gas very rapidly and brilliantly , this gas is oxygen . These ...
Page 8
... examined ; when the sodium has disappeared the water is boiled off ; there remains a white solid , which dissolves in water without formation of any gas , and which is evidently very different from either the sodium or the water by the ...
... examined ; when the sodium has disappeared the water is boiled off ; there remains a white solid , which dissolves in water without formation of any gas , and which is evidently very different from either the sodium or the water by the ...
Page 9
... examined it would be found that those we have called chemical include changes which belong to the physical class . The emission of light by the burning magnesium , the conduction of heat through the mass of lead nitrate , the heating ...
... examined it would be found that those we have called chemical include changes which belong to the physical class . The emission of light by the burning magnesium , the conduction of heat through the mass of lead nitrate , the heating ...
Page 12
... examined . But if we use mercury in place of magnesium , we can arrange an experiment which will enable us to find an answer to each of the three questions stated in par . 15 . The change of mercury to burnt mercury , or as we now call ...
... examined . But if we use mercury in place of magnesium , we can arrange an experiment which will enable us to find an answer to each of the three questions stated in par . 15 . The change of mercury to burnt mercury , or as we now call ...
Page 16
... examine the conception expressed in the phrase composition of this or that kind of matter . It has been already proved by experiment that when a specified mass of magnesium is burnt in air , a new body is produced composed of the ...
... examine the conception expressed in the phrase composition of this or that kind of matter . It has been already proved by experiment that when a specified mass of magnesium is burnt in air , a new body is produced composed of the ...
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Common terms and phrases
acids to form affinity alcohol alkali allotropy ammonia ammonium ammonium chloride antimony aqueous solution atom of carbon atom of hydrogen atom of oxygen atomic theory atomic weight basic oxides bismuth bromine Chap chemical change chemical properties chlorine chromium combining weight composed composition copper decomposed definite directly interacting elements and compounds energy form salts gaseous molecules gases gasified grams H₂O H₂SO haloid compounds heat hydrides hydrochloric acid hydrogen and oxygen hydrogen chloride hydroxide interact with acids iodine iron kinds of matter liquid M₂O magnesium mass mercury metals mixture molecular and atomic molecular weight nitric acid nitrogen non-metallic obtained occur oxidised oxygen phosphorus physical potash potassium chloride produced quantity ratio reacting weight reactions represented rubidium selenion shew shewn sodium solid specific gravity structural formulae substances sulphate sulphide sulphuric acid tellurium temperature tube valency vols weight of hydrogen weight of oxygen zinc