Hard and Soft Acid-Base Behavior in Aqueous Solution: Steric Effects Make Some Metal Ions Hard: A Quantitative Scale of Hardness-Softness for Acids and Bases

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTHard and Soft Acid-Base Behavior in Aqueous Solution: Steric Effects Make Some Metal Ions Hard: A Quantitative Scale of Hardness-Softness for Acids and BasesRobert D. Hancock and Arthur E. Martell View Author Information Departments of Chemistry, University of the Witwatersrand, WITS 2050 Johannesburg, South AfricaCite this: J. Chem. Educ. 1996, 73, 7, 654Publication Date (Web):July 1, 1996Publication History Received3 August 2009Published online1 July 1996Published inissue 1 July 1996https://pubs.acs.org/doi/10.1021/ed073p654https://doi.org/10.1021/ed073p654research-articleACS PublicationsRequest reuse permissionsArticle Views1598Altmetric-Citations85LEARN ABOUT THESE METRICSArticle Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. These metrics are regularly updated to reflect usage leading up to the last few days.Citations are the number of other articles citing this article, calculated by Crossref and updated daily. Find more information about Crossref citation counts.The Altmetric Attention Score is a quantitative measure of the attention that a research article has received online. Clicking on the donut icon will load a page at altmetric.com with additional details about the score and the social media presence for the given article. Find more information on the Altmetric Attention Score and how the score is calculated. Share Add toView InAdd Full Text with ReferenceAdd Description ExportRISCitationCitation and abstractCitation and referencesMore Options Share onFacebookTwitterWechatLinked InRedditEmail Other access optionsGet e-Alertsclose SUBJECTS:Acid and base chemistry,Ions,Metals,Solution chemistry Get e-Alerts