The formation of soluble Pb(IV) and Pb(II) species in the reactions of the PbSO4/PbO2 electrode
✍ Scribed by E. Hämeenoja; T. Laitinen; G. Sundholm
- Publisher
- Elsevier Science
- Year
- 1987
- Tongue
- English
- Weight
- 302 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0013-4686
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✦ Synopsis
USing a rotating gold ring-lead disc electrode and analysing the deposit on the ring surface with Xray photoelectron spectroscopy, soluble Pb(IV) species were detected during the auodic reaction of the PbS04/Pb02 electrode in sulfuric acid. The Pb(IV) species are not intermediates in the PbOs formation but result from the chemical solubility of PbO*. Measurements of soluble Pb(II) proved that the '*coup de fouet" commonly observed during the discharge of the lead acid battery is due to the oversaturation of Pb(I1) ions.
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