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  1. The acid used in lead storage cells is

    2. A.

     Phosphoric acid
    B.

     Hydrochloric acid
    C.

     Nitric acid
    D.

     Sulphuric acid

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    Answer : Option D

    Explanation :

    Dilute sulphuric acid {H2SO4} serves as the electrolyte in a lead storage battery. The electrodes of the cells in a lead storage battery consist of lead grids. The openings of the anodic grid is filled with spongy (porous) lead. The openings of the cathodic grid is filled with lead dioxide {PbO2}.

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