Elementary Chemistry |
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Results 6-10 of 69
Page 59
... Antimony 40 Arsenic 120 Bismuth Boron Bromine Cadmium I. II . 104 208 3.6 11 EUE } Barium Beryllium 25 75 68.5 137 4.5 9 Caesium 80 56 80 112 133 133 I. II . I. II . Calcium 20 40 Oxygen 77-79 ] 59 SYMBOLS AND FORMULAE .
... Antimony 40 Arsenic 120 Bismuth Boron Bromine Cadmium I. II . 104 208 3.6 11 EUE } Barium Beryllium 25 75 68.5 137 4.5 9 Caesium 80 56 80 112 133 133 I. II . I. II . Calcium 20 40 Oxygen 77-79 ] 59 SYMBOLS AND FORMULAE .
Page 61
... formulae will illustrate these points . - S = 32 . Fe = 56 , 0 = 16 , FeO means 56 + 16 = 72 parts by weight of a compound called ferrous oxide ; this formula also tells that one c . w . of iron combines with one c . w . of oxygen to ...
... formulae will illustrate these points . - S = 32 . Fe = 56 , 0 = 16 , FeO means 56 + 16 = 72 parts by weight of a compound called ferrous oxide ; this formula also tells that one c . w . of iron combines with one c . w . of oxygen to ...
Page 63
... formulae express other facts regarding chemical 83 changes ; these we shall learn as we advance . It is advisable to note here that these formulae and equations do not say any- thing regarding the conditions under which the chemical ...
... formulae express other facts regarding chemical 83 changes ; these we shall learn as we advance . It is advisable to note here that these formulae and equations do not say any- thing regarding the conditions under which the chemical ...
Page 64
... formulae suggest a question , the answer to which is of the utmost importance , but a question to which a satis- factory answer cannot yet be given . as the Why should we choose to represent hydrogen peroxide as composed of 2 combining ...
... formulae suggest a question , the answer to which is of the utmost importance , but a question to which a satis- factory answer cannot yet be given . as the Why should we choose to represent hydrogen peroxide as composed of 2 combining ...
Page 65
... and 1 c . w . of oxygen . But if H = 1 and 0 = 16 , the formula H2O ( 18 ) summarises the results of this experiment . M. E. C. 2 5 A quantitative study of the reactions of water , carried 84-86 ] 65 SYMBOLS AND FORMULAE .
... and 1 c . w . of oxygen . But if H = 1 and 0 = 16 , the formula H2O ( 18 ) summarises the results of this experiment . M. E. C. 2 5 A quantitative study of the reactions of water , carried 84-86 ] 65 SYMBOLS AND FORMULAE .
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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 chemical change chemical properties chlorine chromium combining weight composed composition copper decomposed definite directly interacting elements and compounds energy expressed 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 weight of hydrogen weight of oxygen zinc