3.
Which are the constituents in a wet pulp of dry cell acting as electrolyte ?
(1) NH,Cl and MnO
(2) ZnCl, and PbO2
(3) Zn and MnO2
(4) ZnCl, and NH C.
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Explanation:
A standard dry cell comprises a zinc anode, usually in the form of a cylindrical pot, with a carbon cathode in the form of a central rod. The electrolyte is ammonium chloride in the form of a paste next to the zinc anode.
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