MCQOPTIONS
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| 1. |
Which of the following reactions occurs at the cathode during the charging of a lead storage battery [Manipal MEE 1995; MP PET 2002] |
| A. | \[P{{b}^{2+}}+2{{e}^{-}}\to Pb\] |
| B. | \[P{{b}^{2+}}+SO_{4}^{2-}\to PbS{{O}_{4}}\] |
| C. | \[Pb\to P{{b}^{2+}}+2{{e}^{-}}\] |
| D. | \[PbS{{O}_{4}}+2{{H}_{2}}O\to 2Pb{{O}_{2}}+4SO_{4}^{2-}+2{{e}^{-}}\] |
| Answer» E. | |