Chapter II: Introduction: 1

CHAP.

I. ON WATER AND ITS COMPOUNDS 40

II. THE COMPOSITION OF WATER. HYDROGEN 113

III. OXYGEN AND THE CHIEF ASPECTS OF ITS SALINE COMBINATIONS 152

IV. OZONE AND HYDROGEN PEROXIDE. DALTON'S LAW 198

V. NITROGEN AND AIR 223

VI. THE COMPOUNDS OF NITROGEN WITH HYDROGEN AND OXYGEN 246

VII. MOLECULES AND ATOMS. THE LAWS OF GAY-LUSSAC AND
AVOGADRO-GERHARDT 299

VIII. CARBON AND THE HYDROCARBONS 338

IX. COMPOUNDS OF CARBON WITH OXYGEN AND NITROGEN 379

X. SODIUM CHLORIDE. BERTHOLLET'S LAWS. HYDROCHLORIC ACID 417

XI. THE HALOGENS: CHLORINE, BROMINE, IODINE AND FLUORINE 459

XII. SODIUM 513

XIII. POTASSIUM, RUBIDIUM, CÆSIUM AND LITHIUM. SPECTRUM ANALYSIS 543

XIV. THE VALENCY AND SPECIFIC HEAT OF THE METALS. MAGNESIUM,
CALCIUM, STRONTIUM, BARIUM, AND BERYLLIUM 581

PRINCIPLES OF CHEMISTRY