1. Editorial 71

   • Eric Scerri

   Editorial 29 July 2022 Pages: 159 - 160

2. What happened when chemists came to classify elements by their atomic number?

   • K. Brad Wray

   OriginalPaper 11 February 2022 Pages: 161 - 170

   

3. Disparities and conceptual connections regarding the concept of substance in general chemistry textbook glossaries

   • Larissa Moreira Ferreira
   • Jean Pscheidt Weiss
   • Marcelo Lambach

   OriginalPaper 25 February 2022 Pages: 171 - 187

4. Periodic tables for cations + 1, + 2, + 3 and anions − 1. Quantitative characteristics for manifestations of internal periodicity and kainosymmetry

   • Naum S. Imyanitov

   OriginalPaper 06 April 2022 Pages: 189 - 219

   

5. Plato on chemistry

   • Ernesto Paparazzo

   OriginalPaper 01 March 2022 Pages: 221 - 238

   

6. Improving student success in chemistry through cognitive science

   • JudithAnn R. Hartman
   • Eric A. Nelson
   • Paul A. Kirschner

   OriginalPaper Open access 21 April 2022 Pages: 239 - 261

   

7. Quantum algorithms for simulation of quantum chemistry problems by quantum computers: an appraisal

   • Smriti Sharma

   ReviewPaper 15 May 2022 Pages: 263 - 276

   

8. The case of Zinjafr in the medical and mineralogical texts of medieval Persia: a puzzle created in the absence of the concept of chemical elements

   • Nazila Farmani Anooshe
   • Aliyar Mousavi

   OriginalPaper 13 July 2022 Pages: 277 - 284

   

9. In praise of triads

   • Eric R. Scerri

   OriginalPaper Open access 16 June 2022 Pages: 285 - 300

   

10. Book Review

    • Jay Labinger

    Book Review 27 June 2022 Pages: 301 - 310