Chemical bonding – Page 2
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FeatureWhen a bond gets too extreme
Chemical bonds are part of the way chemists rationalise the behaviour of atoms in the conditions of the world around them. Tim Wogan looks at how they are affected when those conditions change
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OpinionDo bond classifications help or hinder chemistry?
Ionic, covalent, metallic and more… but there’s debate about whether bonds are real at all
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FeatureThe mechanical side of bonding
Synthetic chemists are finally mastering the assembly of interlocked molecules held together by the mechanical bond, find James Mitchell Crow
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OpinionTowards a unified theory of bonding
Explaining trends across the periodic table with the help of node-induced electron confinement
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FeatureReaching into the non-covalent toolbox
Alongside supramolecular stalwarts, budding bonding forms are vying to be valuable, finds Andy Extance
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ResearchAll-metal fullerene cluster made for first time
Dodecahedral structure offers new insight into metal bonding
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ResearchVan der Waals crust behind simple parameter that can describe chemical bonds
Penetration index provides a fresh perspective on two-atom interactions
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ResearchHalf-century quest to create stable beryllium–beryllium bond ends in success
Organoberyllium sandwich compound should provide answers to questions first posed a century ago
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Research‘Dynamic bonds’ reshape the rules of aromaticity and chirality
Discoveries could contribute to new understanding of organic chemistry, triggering applications in catalysis and materials science
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ResearchQuantum chemical analysis uncovers previously overlooked contributor to carbocation stability trend
Introducing substituents destabilises the parent substrates
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ResearchBenzene’s bond lengths corrected
Sophisticated spectroscopic method shows that previously reported values were out by several milliangstroms
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ResearchComputational study says polonium can form hydrogen bonds
Bonds driven by relativistic effects, rather than electronegativity differences
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ResearchRich chemistry revealed by tip microscopy pulses’ bond making and breaking
Using an STM, scientists have been able to precisely switch between three different molecules, opening the way to multiple selective transformations
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ResearchImprobable rotaxane made using a foldamer helix
Macrocycle displaced to a site for which it has no formal affinity
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OpinionIn search of the chemical bond
Philosophy of science can help us discover new ways of understanding whether bonds really exist
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ResearchQuantum nature of hydrogen bonds observed in acid–base complex
Spectroscopic evidence of proton delocalisation could change the way we approach acid–base chemistry
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ResearchStrange new bonds found hiding in plain sight in common organometallics
Collective interactions are proof that there’s more to bonds than just connecting neighbouring atoms
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ResearchUnusual hydrogen bonds found in proteins help them bind their targets
Weak interactions between hydrogen and carbon atoms have synthetic chemistry implications
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ResearchFirst inspection of σ-hole reveals its peculiar shape
Atomic force microscopy snaps first experimental images of halogen bond’s charge distribution