Electro-chemistry: General theoryLongmans, Green and Company, 1904 - 268 páginas |
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Página 4
... copper and nickel under such conditions that they come down together , one faraday might deposit ( on the cathode ) x equivalents of copper and y of nickel ; but it would be found that x + y : = 1 . Substances deposited on the anode are ...
... copper and nickel under such conditions that they come down together , one faraday might deposit ( on the cathode ) x equivalents of copper and y of nickel ; but it would be found that x + y : = 1 . Substances deposited on the anode are ...
Página 10
... copper for anode , the solution being any copper salt , commonly A the sulphate . A convenient construction is shown in Fig . 6. A is a square glass jar , fitted with an ebonite lid . The anode plates B , B are bent out of one sheet of ...
... copper for anode , the solution being any copper salt , commonly A the sulphate . A convenient construction is shown in Fig . 6. A is a square glass jar , fitted with an ebonite lid . The anode plates B , B are bent out of one sheet of ...
Página 11
... copper , while if the current density is too low , some of the copper goes to form a cuprous salt instead of being deposited . The most favourable results are obtained with a current density of about o'or ampere per square centimetre of ...
... copper , while if the current density is too low , some of the copper goes to form a cuprous salt instead of being deposited . The most favourable results are obtained with a current density of about o'or ampere per square centimetre of ...
Página 22
... copper or zinc ions . When a cation is formed from a metal electrode , a positive charge is thereby conveyed into the liquid , i.e. in the nominal direction of the current . Sometimes the amount of metal dissolved exactly corresponds to ...
... copper or zinc ions . When a cation is formed from a metal electrode , a positive charge is thereby conveyed into the liquid , i.e. in the nominal direction of the current . Sometimes the amount of metal dissolved exactly corresponds to ...
Página 23
... copper , silver , mercury , in the voltameters described in § 1 . ( ii . ) Formation of an anion . This is not possible when an ordinary metallic cathode is used , for there is no material to form it out of . There are various devices ...
... copper , silver , mercury , in the voltameters described in § 1 . ( ii . ) Formation of an anion . This is not possible when an ordinary metallic cathode is used , for there is no material to form it out of . There are various devices ...
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Términos y frases comunes
acetic action ampere anion anode atom B.Sc cadmium calculated carboxyl groups cathode cations cent centimetre charge Chem chemical CHEMISTRY chlorine Clark cell coils complex ions compounds concentration constant copper coulombs Crown 8vo cubic centimetre D.Sc Daniell cell density deposited Diagrams dilute solutions discharge dissociation dissolved effect electro-affinity electrode potential electromotive force ELEMENTARY Engineering equation equiv equivalent conductivity faraday free energy gases give gram-equivalent heat of reaction Hence hydrogen ions hydroxyl Illustrations ionic ionisation ionisation-constant joules K₁ Kohlrausch latent heat law of dilution liquid litres measured mercury metal migration ratio mobility molecules negative normal ohms Ostwald oxygen phys Plates platinum polarisation positive potential difference potential gradient PRACTICAL Professor quantity of electricity resistance salts saturated silver sodium substance substitution succinic acid sulphate sulphuric acid theory tion tube velocity volt voltage voltameter volts wire Zeitschr zinc ΙΟ
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