Ionocovalency in Molecular Science

Yonghe Zhang

American Huilin Institute

Google Zhang Ionocovalency   


Main ideas proposed:


         1.    Ionocovalency and Applications

        Introduction to Ionocovalency and Applications 

        Ionocovalency differs from Pauling electronegativity 

        Ionocovalency Methodology

2.     Ionocovalency Quantitatively Describes Possibly all Chemical Phenomena

3.     A Spectroscopic Quantum Mode

4.     Electronegativities of elements in valence states

5.     A scale for strengths of Lewis acids

6.     Zhang Effective Nuclear Charge

7.     Ionocovalency quantifies Fajans rules.

8.     Zhang Effective Principal Quantum Number n*

9.     Ionocovalency and Applications. 2. IC-Lewis acid strengths

10.   Ionocovalency and Applications 3.Ionocovalent Crosslink Density

        11.   Bond Parameter Functions Derived from Zhang Ionocovalency *

        12.   Yonghe Zhang Chemical Research Areas

        13.   International Ionocovalency Schools

14.   Universal Applications of Ionocovalency 


    Review by:


l       Studies from Y.H. Zhang Reveals New Findings on Molecular Researc

l      A Debate with Pauling on Electronegativity

        l      Debate on Pauling Electronegativity's Confusion

        l         A Letter from Henry Taube

l        The Best Encompassed Electronegativity

l        Cherkasov et al Review on Zhang electronegativity

l        Zhang electronegativity is up to Bergmann-Hinze’s criterion

l        Covalency result is retrieved by IC-model

l        Portier review on Zhang Electronegativity and Strength for Lewis Acid

l        Lenglet Review on Zhang Electronegativity and Strength for Lewis Acid

l        Chemoinformatica: Electronegativities from Pauling to Zhang

l        Zhang electronegativity is used quantitatively in various application 


New ideas and methods Derived


l        Zhang Lewis-Acid Strength is Derived from Ionocovalent Function

l        Brown Lewis Acid Strengths is Derived from Zhang Electronegativity

l        Portier ICP Derived from Zhang Ionocovalent Theory

l        Lenglet RP relationship is derived from Zhang ionocovalency

l        Ion electronegativity derived from Zhang effective nuclear charge

l        Electron-acceptor Strength is derived from Zhang ionocovalency


Applications to predicting properties, structures and products


l        Ionocovalency Predict the Approaches to Improving BZO Film

l        Zhang electronegativity is used for identifying Au and Pt

l        Zhang electronegativity correlates with HTSC structure

l        The effects of Zhang’s polarizing power in ligands

l        Zhang Lewis acid strengths predicted “Pyridine Compositions”

l        Zhang Ionocovalency correlates with structure of oxides

l        WGS activity increases with Zhang electronetativity

l        Zhang’s Polarizing Power correlates with Mössbauer parameters

l        Zhang Electronegativity Correlates with Ionic Conductivities

l        Relation between Zhang Lewis Acid Strengths and Dopant Elements

l        Topological Index Derived from Zhang Effective Principle Quantum Number

l        Application of the Zhang effective nuclear charge

l        How ionocavalency predicts raw material?

l        Ionocovalent theory is used for PEM fuel cell

l        Zhang electronegativity: Ge-doped ITO has higher conductivity

l        Ionocovalency explains how Thallium kill human being ?

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