Page:Experimental researches in electricity.djvu/362

336 Voltaic forces, elementary, 183 Voltaic pile, 165; action of elements of, 195, 196; chemical theory of origin, 179, 180, 181, 184, 185, 190, 233, 302; contact theory of origin, 232, 234, 243, 244, 253, 257, 263, 281, 288, 294, 308, 312; electricity of, 170, 172, 183; excitement dependent on chemical action, 304; exciting acids and alkalies employed in, 188, 191; oxidation as source of electric current, 185, 190; place and care of wires in, 276; relation of metals inverted by heat in, 282; source of power in, 232, 271

Water, as electric pole, 61, 74, 81; as electrolyte, 113; determined to either pole, 81; direct conduction by, 209; electrolysis of, 122, 131, 166 et seq. intensity necessary for, 204; electro-chemical decomposition against, 61, 74

Zinc in voltaic battery, 214, 215

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