Page:Experimental researches in electricity.djvu/359



, electrolysis of, 136, 143

Acetic acid, electrolysis of, 142

Acid and alkali, transference of, 72, 80, 193

Acids and bases, combination of, 315; relation in voltaic pile, 189

Air, effect on voltaic excitement, 274; as electric pole, 48, 50, 82

Ammonia a non-conductor, 81, 135

Anions, described, 114, 157; action in voltaic circle, 200

Anode described, 113, 157

Antimony compounds, electrolytic properties of, 120; voltaic effects in sulphuret of potassium, 267

Arsenic acid, 118

Atmospheric electricity, 19

Attraction, chemical, modes of action, 195; hygrometric, 99, 100; of particles, 98, 100

Barry on decomposition by atmospheric electricity, 20

Battery. See Voltaic battery

Biot, theory of electro-chemical decomposition, 58

Bismuth, voltaic effects in sulphuret of potassium, 265

Bonijol on decomposition by atmospheric electricity, 19

Cadmium, voltaic effects in sulphuret of potassium, 268

Carbonic oxide, combining power of platina prevented by. 106

Cathode, described, 113, 157; excitement at, 298, 306

Cations, described, 114, 157; table of, 161

Cavendish cited, 1, 16

Charges, chemical, for battery, 227; exhaustion of, 230

Chemical action, affected by temperature, 271, 274; essential for excitement in voltaic pile, 304; source of electricity, 179, 180, 181, 184, 185, 190, 233, 302

Chloride of lead, electrolysis of, 208; fused, as conductor, 35

Chloride of sulphur, electrolysis of, 119

Chloride of tin, electrolysis of, 146

Chlorides, fused, electrolysis of, 146, 154; in solution, electrolysis of, 141

Colladon cited, 1, 8

Combined bodies, transference of, 76

Common electricity, 7; chemical decomposition by, 12; evolution of heat by, 7; identity with voltaic electricity, 31 ; physiological effects of, 28; spark produced by, 19

Conducting circles. See Voltaic circles.

Conduction, 41, 46; bodies not subject to law of, 38; bodies subject to law of, 37; consequent on fusion, 35; new law of, 32

Conductors, particular, liquid and solid, 238, 240

Contact theory of voltaic electricity, 232, 233, 243, 244, 253, 257, 263, 281, 288, 294, 308

Copper, voltaic effects in sulphuret of potassium, 266

Correspondence on electricity by author, 317

Current, voltaic, defined, 6, 172; various views of, 66

Cyanides in solution, decomposition of, 142

Davy, Sir Humphrey, 1, 2, 57

Decomposition, electro-chemical, by animal electricity, 25; by common electricity, 12; by single pair of plates, 167, 178, 180; by single pole, 49; chemical affinity of particles in, 69, 72, 79; conditions of, 47, 115; constant electrolytic action in, 122, 125; definite nature and extent of, 145; dependent on electric current, 60, 66,71; electrolytic intensity necessary for, 206; experiments with various substances (q.v.), 118-154; general propositions relating to, 157; in air, 50; by magneto-electricity, 23; opposed distant chemical actions in,