IN TRODUCTORY 7
Ⅰ THE SCOPE OF CHEMISTRY—THE NATUREOF CHEMICAL CHANGE— CHEMISTRY ANEXPERIMENTAL SCIENCE 16
Ⅱ CHEMICAL COMBINATION AND MECHANICALMIXTURE—AIR A MIXTURE AND NOT ACOMPOUND —PHYSICAL SEPARATION OFTHE COMPONENTS OF AIR 41
Ⅲ CHEMICAL CHANGE IN ITS QUANTITATIVEASPECT—THE DEFINITENEss OF CHEMICALCHANGE—THE CONsERvATION OF MASS—WATER A CHEMICAL COMPOUND 64
Ⅳ ELEMENTARY AND COMPOUND MATTER—THE CHEMICAL ELEMENTS—METALS ANDNON—METALS 91
Ⅴ CHEMICAL EQUIvALENCE—ELECTRO—CHEMI—CAL EQUIVALENCE — MULTIPLE ANDRECIPROCAL EQUIVALENCE—THE ATOMICTHEORY 115
Ⅵ SYMBOLS AND NOTATION—ATOMs ANDMOLECULES — ATOMIC AND MOLECULARWEIGHTS — THE DEFINITENEss OFCHEMICAL COMBINATION BY VOLUME—THE HYPOTHESIS OF AvOGADRO 137
Ⅶ THE NUMBER OF ATOMs CONTAINED INA MOLECULE—DISSOCIATION AND AssO—CIATION — AUXILIARY METHODS FORDETERMINING ATOMIC AND MOLECULARWEIGHTS—THE LAw OF DULONG ANDPETIT—ATOMIC AGGREGATES IN SOLUTION 163
Ⅷ DETERMINATION OF THE RELATIVE WEIGHTSOF THE ATOMs — THE ISOLATION OFDEFINTTE SUBSTANCES—CHEMISTRY ASAN EXACT SCIENCE—THE STANDARD OFATOMIC WEIAHTS — CHEMICAL ARTrH-METIC—VOLUMETRIO RELATIONSHIPS 183
Ⅸ VALENCY — CHEMICAL STRUCTURE — THECHEMISTRY OF CARBON—STEBEOCHEMIS-TRY 204
Ⅹ THE PERIODIC CLASSIFTCATION OF THEELEMENTS—CONCLUsION 228
BIBLIOGRAPHY 249
INDEX 253