Elementary Chemistry |
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Page 18
... mercury . A weighed quantity of a white solid called potassium chlorate is placed in the flask : this solid is heated until it melts ; the gas which comes off is collected in the graduated cylinder 18 [ CHAP . II . ELEMENTARY CHEMISTRY .
... mercury . A weighed quantity of a white solid called potassium chlorate is placed in the flask : this solid is heated until it melts ; the gas which comes off is collected in the graduated cylinder 18 [ CHAP . II . ELEMENTARY CHEMISTRY .
Page 19
... potassium chlorate -has been changed , by the agency of heat , into two kinds of matter - oxygen , and potassium chloride ; the mass of each of these is less than that of the potassium chlorate , but the sum of the masses of the oxygen ...
... potassium chlorate -has been changed , by the agency of heat , into two kinds of matter - oxygen , and potassium chloride ; the mass of each of these is less than that of the potassium chlorate , but the sum of the masses of the oxygen ...
Page 21
... Potassium chlorate was changed into potassium chloride and oxygen ; water into hydrogen and oxygen ; copper oxide into copper and oxygen : the potassium chloride , or the oxygen , weighed less than the potassium chlorate ; the hydrogen ...
... Potassium chlorate was changed into potassium chloride and oxygen ; water into hydrogen and oxygen ; copper oxide into copper and oxygen : the potassium chloride , or the oxygen , weighed less than the potassium chlorate ; the hydrogen ...
Page 41
... potassium chloride ; if 200 parts of the chlorate are used , 78.26 parts of oxygen and 121.74 parts of potassium chloride are obtained . Potassium chloride is itself produced by the combination of the two elements potassium and chlorine ...
... potassium chloride ; if 200 parts of the chlorate are used , 78.26 parts of oxygen and 121.74 parts of potassium chloride are obtained . Potassium chloride is itself produced by the combination of the two elements potassium and chlorine ...
Page 47
... of compounds of one element with various other elements , and compounds of these other elements with each other . We shall begin by considering compounds of the element potassium 62-66 ] 47 LAWS OF CHEMICAL COMBINATION .
... of compounds of one element with various other elements , and compounds of these other elements with each other . We shall begin by considering compounds of the element potassium 62-66 ] 47 LAWS OF CHEMICAL COMBINATION .
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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