{"title":"On the acid-base equilibrium of the carbonate radical","authors":"T.E Eriksen, J Lind, G Merényi","doi":"10.1016/0146-5724(85)90185-2","DOIUrl":null,"url":null,"abstract":"<div><p>Using pulse radiolysis and coupled optical detection the <em>p</em>K<sub><em>a</em></sub> of the HCO<sub>3</sub> radical is shown to lie between 7.0 and 8.2. The rate constant of self-recombination of CO<sup>-</sup><sub>3</sub> has a negative apparent activation energy which indicates a composite process.</p></div>","PeriodicalId":101054,"journal":{"name":"Radiation Physics and Chemistry (1977)","volume":"26 2","pages":"Pages 197-199"},"PeriodicalIF":0.0000,"publicationDate":"1985-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0146-5724(85)90185-2","citationCount":"81","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Radiation Physics and Chemistry (1977)","FirstCategoryId":"1085","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/0146572485901852","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 81
Abstract
Using pulse radiolysis and coupled optical detection the pKa of the HCO3 radical is shown to lie between 7.0 and 8.2. The rate constant of self-recombination of CO-3 has a negative apparent activation energy which indicates a composite process.
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