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प्रश्न
What are anode and cathode for Leclanche’ dry cell?
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उत्तर
A dry cell has zinc vessel as anode and graphite rod as cathode and moist paste of ZnCl2, MnO2, NH4Cl as electrolytes.
संबंधित प्रश्न
Answer the following in brief.
Why do the cell potential of lead accumulators decrease when it generates electricity? How the cell potential can be increased?
Answer the following in brief.
Write the electrode reactions and net cell reaction in NICAD battery.
Write the potential produced through the NICAD storage cell.
Mercury battery provides more constant voltage than any other dry cell: Explain.
Why is Nickel-cadmium cell referred to as a secondary cell?
Write working of NICAD storage cell. Also write its applications.
Find INCORRECT statement with reference to NICAD cell.
Which of the following statements are CORRECT for NICAD cell and mercury battery?
I. Both can be recharged.
II. Both cannot be recharged.
III. Both are secondary voltaic cells.
IV. Both cells work using an acidic electrolyte.
Identify the INCORRECT statement about mercury battery.
The NICAD cell provides a potential of __________.
The mercury battery provides a constant voltage of ____________.
During discharging the change taking place at cathode in lead accumulator is:
Write electrode reactions and overall cell reaction when Leclanche's dry cell generates electricity.
In dry cell, what acts as a negative electrode?
NICAD storage cell is made up of ______ electrodes.
Draw a neat labelled diagram of a lead accumulator.
