Unusual quadruple bonds featuring collective interaction-type σ bonds between first octal-row atoms in the alkaline-earth compounds AeOLi<sub>2</sub> (Ae = Be

Unusual quadruple bonds featuring collective interaction-type σ bonds between first octal-row atoms in the alkaline-earth compounds AeOLi₂ (Ae = Be–Ba)

Published:2024 Issue: Volume: Page:
ISSN:2041-6520
Container-title:Chemical Science
language:en
Short-container-title:Chem. Sci.

Author:

Cui Li-Juan¹,Liu Yu-Qian¹,Pan Sudip¹^ORCID,Cui Zhong-Hua¹²^ORCID,Frenking Gernot³⁴^ORCID

Affiliation:

1. Institute of Atomic and Molecular Physics, Jilin University, Changchun 130023, China

2. Key Laboratory of Physics and Technology for Advanced Batteries (Ministry of Education), Jilin University, Changchun 130023, China

3. Philipps-Universität Marburg, Hans-Meerwein-Strasse 4, D-35043 Marburg, Germany

4. Institute of Advanced Synthesis, School of Chemistry and Molecular Engineering, Nanjing Tech University, Nanjing 211816, China

Abstract

The bonding analysis suggest that the title compounds have three dative bonds due to triple AeOLi2 backdonation and one unusual Ae→OLi2 σ donation which leads to quadruple bonds AeOLi2 for all systems even for the lightest species with Ae = Be, Mg.

Funder

National Natural Science Foundation of China

Fundamental Research Funds for the Central Universities

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/SC/D4SC01979B

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