CONTENTS 



CHAPTER PAGE 



I. INTRODUCTION 13 



1. Classification of Conductors. 2. Gases. 3. Metallic 

 Conductors. 4. Electrolytic Conductors; a. Electrolytes 

 Which Conduct in the Pure State; b. Electrolytic Solutions. 

 5. Electricity and Matter. 6. The Ionic Theory. 



II. ELEMENTARY THEORY OF THE CONDUCTION PROCESS IN ELEC- 



TROLYTES 19 



1. Material Effects Accompanying the Conduction Process. 

 2. Concentration Changes Accompanying the Current: 

 Hittorfs Numbers. 3. The Conductance of Electrolytic 

 Solutions. 4. lonization of Electrolytes. 5. Molecular 

 Weight of Electrolytes in Solution. 6. Applicability of the 

 Law of Mass Action to Electrolytic Solutions. 



III. THE CONDUCTANCE OF ELECTROLYTIC SOLUTIONS IN VARIOUS 



SOLVENTS 46 



1. Characteristic Forms of the Conductance-Concentration 

 Curve. 2. Applicability of the Mass-Action Law to Non- 

 Aqueous Solutions. 3. Comparison of the Ion Conductances 

 in Different Solvents. 



IV. FORM OF THE CONDUCTANCE FUNCTION 67 



1. The Functional Relation between Conductance and 

 Concentration. 2. Geometrical Interpretation of the Con- 

 ductance Function. 3. Relation between the Properties of 

 Solvents and Their Ionizing Power. 4. The Form of the 

 Conductance Curve in Dilute Aqueous Solutions. 5. Solu- 

 tions of Formates in Formic Acid. 6. The Behavior of Salts 

 of Higher Type. 



V. THE CONDUCTANCE OF SOLUTIONS AS A FUNCTION OF THEIR 



VISCOSITIES . . , .-.'.."; 109 



1. Relation between the Limiting Conductance A and the 

 Viscosity of the Solvent. 2. Change of Conductance as 

 Result of Viscosity Change due to the Electrolyte Itself. 3. 



9 



