SUBJECT INDEX 



573 



Gas pingue, 64 

 sylvestre, 64 



Gases, balanced actions in, 

 Boyle's Law, 325 

 Charles's Law, 327 

 collected over water, 65 

 density of, 340, 345 

 expansion by heat of, 325, 327 

 Hales' apparatus for experi- 

 ments with, 84 

 kinetic theory of, 324 

 Mayow's apparatus for collect- 

 ing, 33, 84 



method of weighing, 68 

 Priestley's apparatus for work- 

 ing with, 86 

 work on, 70 

 properties of, 320 

 specific heats of, 353 

 stored over mercury, 70 



Gay-Lussac's Law of Volumes, 



334 



Generator for gases, 84 

 Germanium, 478 

 Glass, manufacture of, 6 

 Glauber's salt, 18 

 Gold, 7 



fulminating, 58, 260 

 Graphic formulae, 439 

 Graphite, combustion of, 101 



allotropy of. 101 

 Green vitriol, 9, 17 

 Gum, composition of, 390 



formula of, 393 

 Gun-barrel, 88, 118 

 Gypsum, 16, 18, 19 



II 



Halogens, 247 

 Haloid salts, 247 

 Hardness of water, 105 



permanent, 107 



temporary, 106 

 Heat capacity of gases, 353 

 Hepatic gas, 171 

 Hot-cold tube (Deville's), 516, 



5i7 



Hydracids, 247 

 Hydrides, 227 



Hydriodic acid, 239 



properties of, 240 

 Hydrocarbon, 155 

 Hydrochloric acid and chlorides, 

 218 



displaced by oxalic acid, 509 

 Hydrocyanic acid and cyanides, 



245 



Hydrofluoric acid, 234, 235 

 Hydrogen, 117 



and oxygen do not explode 



when dry, 531 

 as standard of atomic and 



molecular weights, 343 

 atomic weight of, 347 

 chloride, 218 



composition by volume, 222 

 decomposed by sparking 



over mercury, 224 

 gas collected by, Priestley, 



82 



liquid, properties of, 533 

 properties of, 82 

 density of, 481, 129 

 radical, 420 

 removed without replacement, 



407 



theory of acids, 

 Hydrol, 527 

 Hydro-salts, 264 

 Hypochlorous acid and hypo- 



chlorites, 228 

 Hypoiodous acid, 254 



Ice, dense, 528 



light, 528 



-molecules, 527 



Indestructibility of matter, 389 

 Indicators, 15 



Indium, atomic weight of, 475 

 Inflammable air, 66 



density of, 67 



Inorganic chemistry, develop- 

 ment of, 383 



types, 422 

 lodic acid, 254 



anhydride, 254 

 Iodide of nitrogen, 239 



