Elementary Chemistry |
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Page 57
... Erbium Er 166 Strontium Fluorine F 19 Sulphur S கக Sr 87 32 Gallium Ga 69.9 Tantalum Ta 182 Germanium Ge 72.2 Tellurium Te 125 Gold Au 197 Terbium Tr 148 Hydrogen H 1 Thallium TI 204 Indium In 113.4 Thorium Th 232 Iodine I 127 Tin Sn ...
... Erbium Er 166 Strontium Fluorine F 19 Sulphur S கக Sr 87 32 Gallium Ga 69.9 Tantalum Ta 182 Germanium Ge 72.2 Tellurium Te 125 Gold Au 197 Terbium Tr 148 Hydrogen H 1 Thallium TI 204 Indium In 113.4 Thorium Th 232 Iodine I 127 Tin Sn ...
Page 60
... Erbium 58.6 166 Scandium 14.6 44 Fluorine 19 19 Selenion 39.5 79 Gallium 23.3 69.9 Silicon 7 28 Germanium 36.1 72.2 Silver 108 108 Gold 197 197 Sodium 23 23 Hydrogen 1 1 Strontium 43.5 87 Indium 37.8 113.4 Sulphur 16 32 Iodine 127 127 ...
... Erbium 58.6 166 Scandium 14.6 44 Fluorine 19 19 Selenion 39.5 79 Gallium 23.3 69.9 Silicon 7 28 Germanium 36.1 72.2 Silver 108 108 Gold 197 197 Sodium 23 23 Hydrogen 1 1 Strontium 43.5 87 Indium 37.8 113.4 Sulphur 16 32 Iodine 127 127 ...
Page 108
... erbium ( from Ytterby the district in Sweden where the minerals were found from which the three elements were obtained ) , gallium , germanium ( the former was discovered by a French , the latter by a German , chemist ) . Some names are ...
... erbium ( from Ytterby the district in Sweden where the minerals were found from which the three elements were obtained ) , gallium , germanium ( the former was discovered by a French , the latter by a German , chemist ) . Some names are ...
Page 302
... ERBIUM . BISMUTH . Atomic weights 30.96 74.9 Molecular weights 123-84 and 61.92 299.6 and 149.8 120 ? 360 or 240 166 208 unknown < Sp . grs . ( approx . ) 1.9 6.7 9.9 Melting points 45 ° 430 ° 270 ° ( approx . ) Atomic weights 16.3 20.5 ...
... ERBIUM . BISMUTH . Atomic weights 30.96 74.9 Molecular weights 123-84 and 61.92 299.6 and 149.8 120 ? 360 or 240 166 208 unknown < Sp . grs . ( approx . ) 1.9 6.7 9.9 Melting points 45 ° 430 ° 270 ° ( approx . ) Atomic weights 16.3 20.5 ...
Page 303
... erbium have yet been prepared ; the haloid compounds of nitrogen are very unstable and explode with great violence ... erbium , and bismuth . The salts of vanadium are all basic salts , they belong for the most part to the series VOX and ...
... erbium have yet been prepared ; the haloid compounds of nitrogen are very unstable and explode with great violence ... erbium , and bismuth . The salts of vanadium are all basic salts , they belong for the most part to the series VOX and ...
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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 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