Collection
Column: Paradigms and Paradoxes
- Submission status
- Open
- Open for submission from
- 01 January 1990
- Submission deadline
- Ongoing
For a long time the Paradigms and Paradoxes column has been very successful in the pages of Structural Chemistry. In this collection you can find the articles that were published in this column over the years. Paradigms and Paradoxes is coordinated by Consulting Editor Joel F. Liebman. His role does not extend to managing the peer review process of any submissions.
Editors
-
Joel F. Liebman
Department of Chemistry and Biochemistry, University of Maryland, Baltimore County, Baltimore, Maryland, 21250
Articles (52 in this collection)
-
-
Size of isolated atoms
Authors
- Stepan S. Batsanov
- Content type: Research
- Published: 23 December 2023
- Pages: 691 - 693
-
Paradoxes and paradigms: are maleimides antiaromatic, aromatic, or neither?
Authors
- Marcin Ptaszek
- Joel Fredric Liebman
- Content type: Research
- Published: 30 September 2023
- Pages: 2015 - 2019
-
Paradoxes and paradigms: elements and compounds: similar names, very different energetics. Part 5, selected examples of exotic species and isotopes (H, He, C, F, U)
Authors
- Maja Ponikvar‑Svet
- Kathleen Frances Edwards
- Joel Fredric Liebman
- Content type: Review
- Open Access
- Published: 18 August 2023
- Pages: 2365 - 2374
-
Paradoxes and Paradigms: elements and compounds: similar names, very different energetics
Authors
- Maja Ponikvar‑Svet
- Kathleen Frances Edwards
- Joel Fredric Liebman
- Content type: Review
- Open Access
- Published: 18 July 2023
- Pages: 1985 - 1993
-
Paradoxes and paradigms: elements and compounds – similar names, very different energetics
Authors
- Maja Ponikvar‑Svet
- Kathleen Frances Edwards
- Joel Fredric Liebman
- Content type: Review
- Open Access
- Published: 20 June 2023
- Pages: 1603 - 1611
-
An original zero-dimensional material: 1, (2-aminoethyl) piperazinuim) tetrabromidomercurate (II) monohydrate, characterization and molecular docking
Authors (first, second and last of 5)
- Mouna Harzallah
- Mouna Medimagh
- Brahim Ayed
- Content type: Research
- Published: 03 June 2023
- Pages: 421 - 436
-
Paradigms and paradoxes: stabilization, destabilization and resonance energy of α-diketones, dienes and derived radical ions
Authors
- Joel Fredric Liebman
- Content type: Research
- Published: 04 March 2023
- Pages: 729 - 732
-
Paradigms and paradoxes: systematics in the study of the simplest sulfenic acids and sulfoxides, and a comparison between sulfur–oxygen and nitrogen–oxygen bonds
Authors (first, second and last of 4)
- Zoi Salta
- Nicola Tasinato
- Joel Fredric Liebman
- Content type: Research
- Published: 03 February 2023
- Pages: 723 - 727
-
Paradoxes and paradigms: elements and compounds—similar names, very different energetics
Authors
- Maja Ponikvar‑Svet
- Kathleen Frances Edwards
- Joel Fredric Liebman
- Content type: Review
- Published: 10 December 2022
- Pages: 1205 - 1217
-
Paradigms and paradoxes: fractional electron charge
Authors
- Istvan Hargittai
- Content type: Brief Communication
- Open Access
- Published: 20 December 2021
- Pages: 547 - 549
-
Paradigms and paradoxes: the ionization potential of atomic astatine (Z =85), polonium (Z = 84), and some other elements—what does this value tell us about the energetics of atomic and diatomic halogens
Authors
- Maja Ponikvar-Svet
- Kathleen F. Edwards
- Joel F. Liebman
- Content type: Original Research
- Published: 03 March 2021
- Pages: 973 - 976
-
Paradoxes and paradigms: on ambisaline ions of oxygen, fluorine, and related oxyfluorides
Authors
- Maja Ponikvar-Svet
- Kathleen F. Edwards
- Joel F. Liebman
- Content type: Original Research
- Published: 18 November 2020
- Pages: 11 - 17
-
Paradigms and paradoxes: decoding the “genetic code”
Authors
- Stephen John Knabel
- Istvan Hargittai
- Content type: Original Research
- Open Access
- Published: 01 October 2020
- Pages: 9 - 10
-
Paradigms and Paradoxes: Additive trends in the absolute entropy of monoxides and homonuclear diatomic molecules
Authors
- Drew Z. Spera
- Joel F. Liebman
- Content type: Original Research
- Published: 03 January 2020
- Pages: 81 - 84
-
Paradigms and paradoxes: revisiting the relation of oxidation state and acidity of polyhydride cations
Authors
- Arthur Greenberg
- Joel F. Liebman
- Content type: Original Research
- Published: 05 August 2019
- Pages: 1629 - 1630
-
Paradigms and paradoxes: Hess’ law and the thermodynamic validity of Jolly’s method for estimating bond dissociation energies
Authors
- Drew Z. Spera
- Joel F. Liebman
- Content type: Original Research
- Published: 28 September 2018
- Pages: 1589 - 1591
-
Paradoxes and paradigms: observations on pyrohydrolysis, oxygen bomb combustion, and alkaline carbonate fusion, most frequently used decomposition methods for subsequent determination of fluorine and accompanying thermochemistry
Authors
- Dona Pavlović
- Maja Ponikvar-Svet
- Joel F. Liebman
- Content type: Original Research
- Published: 30 June 2018
- Pages: 1247 - 1254
-
Paradigms and paradoxes. Tetrahedral units: dodecahedral super-structures
Authors
- Yenni P. Ortiz
- Douglas J. Klein
- Joel F. Liebman
- Content type: Original Research
- Published: 14 August 2017
- Pages: 89 - 96
-
Paradigms and paradoxes: en route to the understanding of the aromaticity of the “iso-species” isobenzofuran, anthranil, benzofurazan and 2,1,3-benzothiadiazole
Authors (first, second and last of 4)
- Margarida S. Miranda
- M. Agostinha R. Matos
- Joel F. Liebman
- Content type: Original Research
- Published: 14 March 2012
- Pages: 1241 - 1243
-
Paradigms and paradoxes: what are the 54 electron affinities of O2?
Authors (first, second and last of 4)
- Edward S. Chen
- Edward C. M. Chen
- Sunil Pai
- Content type: Original Research
- Published: 01 October 2011
- Pages: 407 - 410
-
Paradigms and paradoxes: O- and N-protonated amides, stabilization energy, and resonance energy
Authors
- Jessica Morgan
- Arthur Greenberg
- Joel F. Liebman
- Content type: Original Research
- Published: 18 August 2011
- Pages: 197 - 199
-
Paradigms and paradoxes: the aromaticity of 6:6 fused carbocycles and heterocycles as an extension of a study of indane and indene derivatives
Authors (first, second and last of 4)
- Margarida S. Miranda
- M. Agostinha R. Matos
- Joel F. Liebman
- Content type: Original Research
- Published: 11 June 2011
- Pages: 1221 - 1224
-
Paradigms and paradoxes: the weak bonds in elemental halogens, peroxides, disulfides, interhalogens, noble gas monohalide cations, and isoelectronic species
Authors
- Henry A. Bent
- Joel F. Liebman
- Content type: Original Research
- Published: 01 January 2011
- Pages: 371 - 372
-
Paradigms and paradoxes: why is the electron affinity of the azide radical, N3, so large?
Authors
- Thomas M. Klapötke
- Carol A. Deakyne
- Joel F. Liebman
- Content type: Original Research
- Published: 23 December 2010
- Pages: 189 - 191
-
Paradigms and paradoxes: the conformation of the fundamental unit of hyaluronic acid
Authors
- Zoltán Varga
- István Hargittai
- Content type: Original Research
- Published: 16 October 2010
- Pages: 1211 - 1214
-
Paradigms and paradoxes: a comparison of the enthalpies of formation of trinitromethyl and trimethylmethyl (t-butyl) containing species
Authors
- Thomas M. Klapötke
- Joel F. Liebman
- Content type: Original Research
- Published: 18 July 2010
- Pages: 1051 - 1052
-
Paradigms and paradoxes: properties of ideal gases for large and small species
Authors
- James S. Chickos
- Joel F. Liebman
- Content type: Short Communication
- Published: 27 September 2009
- Pages: 1077 - 1078
-
Paradoxes and paradigms: influence of the power of z on the estimation of entropies of formation of aqueous anions using simple parameters
Authors
- Maja Ponikvar-Svet
- Joel F. Liebman
- Content type: Review
- Published: 17 June 2009
- Pages: 757 - 765
-
Paradoxes and paradigms: why is quinoline less basic than pyridine or isoquinoline? A classical organic chemical perspective
Authors
- Ramachandra S. Hosmane
- Joel F. Liebman
- Content type: Original Research
- Published: 02 May 2009
- Pages: 693 - 697
-
Paradigms and paradoxes: energetics of the oxidative cleavage of azo compounds (diazenes)
Authors
- Alexander Greer
- Joel F. Liebman
- Content type: Short Communication
- Published: 19 August 2008
- Pages: 817 - 818
-
Paradigms and paradoxes: organic thermochemistry without hydrogen: carbon oxides and nitrides
Authors
- Suzanne W. Slayden
- Joel F. Liebman
- Content type: Brief Communication
- Published: 25 July 2008
- Pages: 683 - 687
-
Paradoxes and paradigms: high oxidation states and neighboring rows in the periodic table—Lanthanides, Actinides, Exotica and Explosives
Authors
- Axel Schulz
- Joel F. Liebman
- Content type: Short Communication
- Published: 01 July 2008
- Pages: 633 - 635
-
Paradigms and paradoxes: analysis of the site of protonation of bifunctional organic compounds with the protonation energy/volume computation method
Authors (first, second and last of 4)
- Carol A. Deakyne
- Joel F. Liebman
- Yuri E. Zevatsky
- Content type: Original Research
- Published: 13 June 2008
- Pages: 609 - 611
-
Paradigms and paradoxes: patterns and estimation of the entropy of formation of some aqueous complex anions
Authors
- Maja Ponikvar
- Joel F. Liebman
- Content type: OriginalPaper
- Published: 30 April 2008
- Pages: 501 - 508
-
Paradigms and paradoxes: patterns and estimation of the entropy of formation of aqueous hydrogen containing mono and polynuclear oxyanions
Authors
- Maja Ponikvar
- Joel F. Liebman
- Content type: Original paper
- Published: 20 March 2007
- Pages: 409 - 413
-
Paradigms and paradoxes: Energetics of the oxidative cleavage of indigo and of other olefins
Authors (first, second and last of 6)
- Aaron T. Frank
- Adebogun Adenike
- Joel F. Liebman
- Content type: Original Paper
- Published: 13 December 2006
- Pages: 71 - 74
-
Paradigms and paradoxes: Patterns and estimation of the entropy of formation of aqueous polynuclear oxyanions
Authors
- Maja Ponikvar
- Joel F. Liebman
- Content type: Original Paper
- Published: 02 December 2006
- Pages: 623 - 629
-
Paradigms and paradoxes: Mechanisms for possible enhanced biological activity of bilaterally symmetrical chemicals
Authors (first, second and last of 5)
- Alexander Greer
- Orrette R. Wauchope
- Joel F. Liebman
- Content type: Brief Communication
- Published: 01 August 2006
- Pages: 347 - 350
-
Paradigms and paradoxes: A semi-quantitative thermochemical analysis of a dearomatizing reaction of a 1H-imidazole into a related 2H-imidazole
Authors
- Joel F. Liebman
- Content type: Brief Communication
- Published: 22 April 2006
- Pages: 127 - 129
-
Paradoxes and paradigms: Observations on pyrohydrolytic decomposition of fluorine-containg materials and accompanying thermochemistry
Authors
- Maja Ponikvar
- Joel F. Liebman
- Content type: Original Paper
- Published: 11 May 2006
- Pages: 75 - 78
-
Paradoxes and Paradigms: When Do Alkali Metal (Na) and Alkaline Earth (Mg, Ca) Halides (F, Cl) Completely Dissociate? A Combined Analytical and Thermochemical Approach
Authors
- Maja Ponikvar
- Joel F. Liebman
- Content type: OriginalPaper
- Pages: 587 - 591
-
Paradigms and Paradoxes: The Energetics of N-Acylimines
Authors
- Anna D. Gudmundsdottir
- Joel F. Liebman
- Content type: OriginalPaper
- Pages: 155 - 157
-
Paradigms and Paradoxes: Thoughts on the Enthalpy of Formation of Guanidine and Its Monosubstituted Derivatives
Authors
- Maria Victoria Roux
- Paul J. Smith
- Joel F. Liebman
- Content type: OriginalPaper
- Pages: 73 - 75
-
Paradigms and Paradoxes: The Position of the Lone Pair in Amines: A Comparison Between Bader’s AIM Approach and Pure Geometrical Considerations
Authors
- Ibon Alkorta
- José Elguero
- Eric Elguero
- Content type: OriginalPaper
- Pages: 599 - 604
-
The driving force behind the rules of the valence shell electron pair repulsion model
Authors
- I. Mayer
- Content type: OriginalPaper
- Pages: 309 - 311
-
Existence and estimated enthalpies of formation of ammonium hydroxide, hydronium amide, and some related species
Authors
- Joel F. Liebman
- Content type: OriginalPaper
- Pages: 313 - 315
-
The entropy term in isodesmic, association, and conformational equilibration reactions
Authors
- Arthur S. Hyman
- Liina H. Ladon
- Joel F. Liebman
- Content type: OriginalPaper
- Pages: 399 - 401
-
-
Paradigms and paradoxes how much is out there?: Some thoughts on atomic orbitals and electron densities
Authors
- Joel F. Liebman
- Michelle J. Crockett
- Terrance C. Dymski
- Content type: OriginalPaper
- Pages: 81 - 83