Sodium 276 acetate 407 bicarbonate 285 carbonate 282 carbonate, historical 284 chloride 280 chromates 386 hydrogen carbonate 285 hydroxide 278 hyposulphite 282 iodate 191 nitrate 285 occurrence 276 peroxide 277 phosphates 286 preparation 276 properties 277 sulphate 281 sulphite 281 tetraborate 287 thiosulphate 282 Solder 372, 375 Solubility of gases 95 of solids 96 Solution 94 and chemical action 53 boiling point 98 classes 94 distribution of solids in 98 electrolysis of 99 freezing point 99 of gases in liquids 94 of solids in liquids 96 properties 98 saturated 97 supersaturated 98 Solvay soda process 283 Sombrerite 239 Spectroscope 296 Sphalerite 325 Spiegel iron 343 Spinel 332 Spontaneous combustion 20 Stalactites 305 Stalagmites 305 Standard conditions 23 Stannates 372 Stannic acid 372 chloride 372 oxide 372 Stannous chloride 372 Starch 415 Stassfurt salts 287 Stearic acid 407 Stearin 409 Steel 345 alloys 348 properties 347 tempering of 348 tool 347 Stibine 251 Stibnite 250 Stoneware 336 Strontianite 312 Strontium 312 hydroxide 312 nitrate 312 Structural formulas 119 Structure of compounds 119 Strychnine 419 Substitution 70 Sugars 412 cane 412 fruit 415 grape 414 milk 414 Sulphates 159 Sulphides 148 Sulphites 152 action of acids on 150 Sulphur 143 allotropic forms 144 chemical properties 145 comparison with oxygen 161 dioxide 149 preparation 149 properties 150 extraction 143 flowers of 143 occurrence 143 oxides 149 physical properties 144 trioxide 152 uses 146 varieties 144 Sulphuric acid 154 action as an acid 157 action on metals 157 action on organic matter 158 action on salts 158 action on water 158 fuming 155 manufacture 154 oxidizing action 157 plant 156 properties 157 salts 159 Sulphuric anhydride 153 Sulphurous acid 151 Superphosphate of lime 246 Sylvine 288 Symbols 11 Synthesis 40 Table, alkali metals 274 alkaline-earth metals 300 alloys of copper 359 aqueous tension Appendix B atomic weights Appendix A chlorine family 174 composition of earth's crust 10 composition of fuel gases 220 constants of elements Appendix B copper family 356 elements Appendix A gold and platinum metals 390 hydrocarbons 399 magnesium family 316 manganese and chromium 379 periodic arrangement 168 phosphorus family 238 silicon family 257 solubility of gases in water 95 solubility of salts 96 solubility of salts at different temperatures 97 tin and lead 370 weights of gases Appendix B Talc 321, 336 Tartar emetic 408 Tartaric acid 408 Tellurium 161 Temporary hardness 309 Ternary acids 113 salts 114 Tetraboric acid 265 Thallium 327 Theory, atomic 61 definition 64 value of 64 Thermite 331 Thio compounds 282 Thiosulphates 159 Thiosulphuric acid 159 Thorium 377