Describe the composition of anode and cathode in a mercury cell. Write the electrode reaction for this cell.

Write the electrode reactions in Nelson's cell.

In mercury cell, the electrolyte used is

Write the equation taking place at the anode in mercury cell

Write the working of mercury dry cell

Write the names of the electrodes used in fuel cell.

Consider the figure and answer the following question. (i) Cell 'A' h as E_("cell")=2V and Cell 'B' has E_("cell")=1.1V which of the two cell 'A' or 'B' will act as an electrolytic cell. Which electrode reactions will occur in this cell? (ii) If cell 'A' has E_("cell")= 0.5V and cell 'B' has E_("cell") =1.1V then what will be the reactions at anode and cathode?

Write the name of the electrolyte used in mercury cell.

The following reaction : occurs in the dry cell, called flash light battery, which is used to power radios, clocks, and flashlights : 2MnO_(2)(s)+8overset(o+)(N)H_(4)+Zn(s) rarr 2Mn^(3+)+8NH_(3)+Zn^(2+)+4H_(2)O a. Write the anode and cathode reactions. b. Calculate E^(c-)._(cell) of the dry cell if the electrode potential of cathode (E^(c-)._(reduction )) varies between 0.49V and 0.74V and that of anode E^(c-)._(reduction) is -0.76V .

Mention the reaction occurring at (i) anode, (ii) cathode, during working of a mercury cell. Why does the voltage of a mercury cell remain constant during the operation?

State the i] electrolyte ii] cathode used iii] anode used iv] electrode reaction at cathode v] electrode reaction at anode iv] product at cathode and anode - during a] electroplating an article with nickel b] electroplating a spoon with silver c] purification of impure copper.