
Electrochemistry Quiz 5
Answer these simple questions correctly and earn coins
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 solution at 298 K is ( 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. solution is
In the Lead storage battery during discharging
The efficiency of the hydrogen-oxygen fuel cell is about