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Galvanic cell: Quiz


Question 1: For example, a ________ contains a number of galvanic cells.
Fuel cellLead-acid batteryLithium-ion batteryBattery (electricity)

Question 2: For the Daniell cell, depicted in the figure, the two metals are zinc and ________ and the two salts are sulfates of the respective metal.

Question 3: It is sometimes called a "Voltaic cell", after ________, inventor of the voltaic pile, the first electrical battery.
Michael FaradayGeorg OhmWilliam Thomson, 1st Baron KelvinAlessandro Volta

Question 4: The ________, K, for the cell is given by
Statistical mechanicsEquilibrium constantAcid dissociation constantChemical equilibrium

Question 5: where F is the Faraday constant, R is the gas constant and T is the temperature in ________.
Thermodynamic temperatureCelsiusKelvinRankine scale

Question 6: Zn(s) | ZnSO4(aq) || CuSO4(aq) | Cu(s)
Battery (electricity)CathodeGalvanic cellAnode

Question 7: The anode is a ________ mercury amalgam, the cathode is made of pure mercury, the electrolyte is a (saturated) solution of cadmium sulfate and the depolarizer is a paste of mercurous sulfate.

Question 8: In essence the half-cell contains the metal in two ________ and the chemical reaction in the half-cell is an oxidation-reduction (redox) reaction, written symbolically in reduction direction as
Oxidation stateHydrogenOxygenOxide

Question 9: The salt solution contains a cation of the metal and an ________ to balance the charge on the cation.
Lithium-ion batteryIonElectrolyteHalf cell

Question 10: Galvanic corrosion is a process that degrades metals ________.
ChlorineChemistryAnalytical chemistryElectrochemistry


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