Main group chemistry – Page 4
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Research
Chiral borane complexes catalyse new synthesis opportunities
N-heterocyclic carbene-borane complexes with a rare stereogenic boron centre demonstrate potential in stereoselective catalysis
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Research
Strange bonds entirely new to chemists predicted in ammonia hydrides
High pressure compound containing bridging hydrogen cations might be found inside Neptune and Uranus
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Research
New rule predicts stabilising aromaticity in open-shell metal clusters
Magic numbers for jellium aromaticity could help researchers find stable high-spin molecules
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Research
Bizarre ice XVIII is an oxygen ion crystal swimming in a sea of protons
High pressure superionic form of water may hold clues to behaviour of giant icy planets in our solar system
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News
Does the periodic table make more sense upside down?
UK researchers argue an inverted table works better for students
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Feature
There’s something about boron
Boron’s chemistry is as much defined by what it isn’t – carbon, or a metal – as by what it is. Recent years have started to fix this misconception, as James Mitchell Crow reports
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Research
Hopes raised of a ‘super-table’ to end periodic table disputes
Mathematical analysis could help answer where hydrogen or lanthanum should sit on the table
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Research
Frozen fluorine’s structure revisited after 50 years
Second ever crystal structure of solid fluorine solves 50-year-old crystal symmetry conundrum
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Research
Odd boron compound gets two nitrogen molecules to link up
Bis-dinitrogen made directly from nitrogen gas in first-of-its-kind reaction
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Research
Bismuth gets involved in small molecule activation
Reaction adds to research blurring the lines between transition metal and main group compounds
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Research
Squeezable copper–nitrogen compound made under extreme pressure and heat
Scientists create copper diazenide in first direct reaction between nitrogen and copper
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Research
New analogue of cyclohexane is first cyclic silicon–aluminium compound
Rare example of bonds between common elements
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Research
Hydrides come within a whisker of room temperature superconductivity
High pressure lanthanum superhydride sets a new critical temperature record, validating theoretical predictions
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Research
Quasi-cubic iodine fluoride predicted under pressure
IF8 would have the highest ever coordination number in a neutral main group compound
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Research
Bonding rethink called for as new metavalent bond proposed
Combination of elements in the metalloid region of periodic table produces a bond with both metallic and covalent characteristics
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Research
Hydrogen sulfide surprises as it's discovered to have hydrogen bonds
Nobel laureate Linus Pauling was wrong – H2S does form hydrogen bonds after all
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Research
Inorganic molecule mimics odd benzene isomer
Zwitterionic boron–nitrogen compound has σ bond between two π orbitals
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Research
Alkaline earth carbonyls break the rules
Complexes of Ca, Sr and Ba adopt a transition metal-like 18-electron configuration, rather than the octet more usually found in main group compounds
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Research
First arsenic–germanium double bond made
Scientists use push–pull substitution to synthesise heavy imine