A) paste of\[KOH\]and\[ZnO\]
B) \[Mn{{O}_{2}},ZnC{{l}_{2}},\]a filter
C) \[Mn{{O}_{2}},ZnC{{l}_{2}},N{{H}_{4}}Cl\] and a filter
D) \[MnC{{l}_{2}},ZnC{{l}_{2}},N{{H}_{4}}Cl\]and a filter
Correct Answer: C
Solution :
Dry cell is a primary cell. It consists two electrodes, i.e., zinc (anode) and graphite (cathode). The space between the two electrodes in the dry cell is filled with a mixture of\[Mn{{O}_{2}},ZnC{{l}_{2}},N{{H}_{4}}Cl\]and a filter. It is used in torches, toys, calculators, tape recorder etc.
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