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Electrochemistry Quiz 5

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10 Question

Popular Questions In Electrochemistry Quiz 5

  • In hydrogen-oxygen fuel cell, the carbon rods are immersed in hot aqueous solution of

  • The emf of cell is 1.3 volt. The positive electrode has potential of 0.5 volt. The potential of negative electrode is

  • The electrode potential of a silver electrode dipped in 0.1M AgNO30.1 M \ AgNO_3 solution at 298 K is (E0redE^0{_{red}}  of Ag = 0.80 volt)

  • Which of the following species gains electrons more easily ?

  • In Nernst equation the constant 0.0592 at 298 K represents the value of

  • The concept of electrode potential is explained on the basis of

  • The standard reduction potentials of metals A and B are x and y respectively. If x > y, the standard emf of the cell containing these electrodes would be

  • The metal which cannot displace hydrogen from dil. H2SO4H_2SO_4 solution is

  • In the Lead storage battery during discharging

  • The efficiency of the hydrogen-oxygen fuel cell is about