Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1903)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 99
that is the platebecomes copper-plated. Oxygen gas isliberated at the positive platinum electrodeand sulphuric acid is formed. \% The chemical symbol for copper sul- | phate is CuS04 and by electrolysis it is * separated into Cu (metallic copper) ^~a~r and S04 (sulphion). The hydrogen Fig 95^e°terr… … ELECTROLYSIS. 81 as before. If the action is allowed to continue for some time,all the metallic copper is taken from the solution and deposed.This will be noted by the solution changing from a deep to apale blue, as the change gradually takes place from coppersulphate to sulphuric acid. The action…
Electricity · Magnetism
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