Wright, Mark R., 1854- · London : Longmans · leaf 228
ic salts in solution.—Sulphate ofcopper. Dip two platinum electrodes, A B (fig. 219), of a batteryinto a solution of copper sulphate. The negative electrode is sooncovered with red copper, while a gas, found to be oxygen, risesfrom the positive electrode. Copper sulphate consists of copper,… … Fig. 220. 220 Voltaic Electricity / ( . h—--^ B A » t II ^^^ i li «l« ss#- - ^ Fig. Wash the electrode covered with copper in water; then boiln dilute nitric acid ; the copper will dissolve and leave the plateclean. Acetate of lead (sugar of lead).—Lead, the metal, is de-posited upon the negative…
Physics
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