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...2|O3}}) is a common triatomic homonuclear molecule. Homonuclear tetratomic molecules include [[arsenic]] ({{chem2|As4}}) and [[phosphorus]] ({{chem2|P4}}). ...are rare. The element [[carbon]] is known to have a number of homonuclear molecules, including [[diamond]] and [[graphite]]. ...

==Diatomic molecules== ...ar orbitals. Bonding and antibonding orbitals form when atoms combine into molecules.<ref>{{cite web | url=https://www.sciencedirect.com/topics/chemistry/molecu ...

Based on atomicity, molecules can be classified as: ...ne]]), and Cl₂ ([[chlorine]]). [[Halogen|Halogens]] are usually diatomic. ...

...<ref name="Piro2006" /> Methods for dissociation of bonds in P₄ molecules via [[photoexcitation]] were also proposed.<ref name="PhotoexcitedTetraphos ...e-link=Molecular Spectra and Molecular Structure IV. Constants of Diatomic Molecules }}</ref> ...

[[File:Dinitrogen-3D-vdW.png|thumb|upright|A [[space-filling model]] of the diatomic molecule dinitrogen, N₂]] ...to be [[heteronuclear molecule|heteronuclear]]. The bond in a homonuclear diatomic molecule is [[non-polar]]. ...

| OtherNames = Diatomic sulfur<br /> '''Disulfur''' is the [[diatomic molecule]] with the formula S₂.<ref>{{Cite book| last1 = Steudel ...

{{short description|Diatomic molecule}} ...ithium''', Li₂, is a strongly [[Electrophile|electrophilic]], [[diatomic]] molecule comprising two [[lithium]] [[atom]]s [[covalent bond|covalently ...

...ronger than [[intermolecular force]]s present between non-bonding atoms or molecules. ...bonds, electrons are evenly shared. [[Homonuclear molecule|Homonuclear]] [[diatomic molecule]]s are purely covalent. The polarity of a covalent bond is determi ...

| IUPACName = Diatomic carbon '''Diatomic carbon''' (systematically named '''dicarbon''' and '''1λ²,2λ<s ...

....1-propellane|[1.1.1]propellane]]s. Theoretical calculations on a range of molecules have indicated that a charge shift bond is present, a striking example bein ...ssociation energy]] as being the mean of the bond dissociation energies of homonuclear A&minus;A and X&minus;X bonds. The difference between the mean and the obse ...

...rt description|Ultraviolet source based on spontaneous emission of excimer molecules.}} ...olet light]] based on spontaneous emission of [[excimer|excimer (exciplex) molecules]].<ref name=dxcfvszc /><ref name=trest /><ref name=gydh /> ...

...al transitions with rotational fine structure. In the homonuclear diatomic molecules H₂, N₂ and O₂, Rasetti found an alternatio ...gen is an integer.<ref name=Atkins/><ref>G.Herzberg, ''Spectra of Diatomic Molecules'' (2nd edition, van Nostrand Reinhold 1950), p.133-140</ref> ...

...74–584 |doi=10.1021/ja01232a022 |issn=0002-7863}}</ref> Many OH-containing molecules form dimers, e.g. the [[water dimer]]. [[Dicyclopentadiene]] is an asymmetrical dimer of two [[cyclopentadiene]] molecules that have reacted in a [[Diels-Alder reaction]] to give the product. Upon h ...

...can be stored in a [[magneto-optic trap]] and then photoassociated to form molecules in an excited state, vibrating at a rate so high they barely hang together. ...ntum effects on well-defined molecules. It is possible to produce a set of molecules all rotating on the same axis with the lowest vibrational level.<ref>{{cite ...

...ore than one [[chemical element]] held together by [[chemical bond]]s. A [[homonuclear molecule|molecule consisting of atoms of only one element]] is therefore no ...ey often consist of molecules composed of multiple atoms (such as in the [[diatomic molecule]] H₂, or the [[polyatomic molecule]] S₈, etc ...

...itle=[[Molecular Spectra and Molecular Structure IV. Constants of Diatomic Molecules]] |location=New York |publisher=Van Nostrand Reinhold }}</ref> or 1sσ<sub> ...te states of the hydrogen molecular ion (clamped nuclei case). For general diatomic and polyatomic molecular systems, the exchange energy is thus very elusive ...

...ramolecular complexes with spectral features different from the underlying molecules. Collision-induced absorption and emission is particularly important in de ...ectroscopy in that collisional broadening comes from elastic collisions of molecules, whereas collision-induced absorption and emission is an inherently inelast ...

|OtherFunction_label = van der Waals molecules ...of two [[helium]] [[atom]]s.<ref name=s94/> This chemical is the largest [[diatomic molecule]]—a molecule consisting of two atoms [[chemical bond|bonded]] to ...

...last=Langmuir|first=Irving|title=The Arrangement of Electrons in Atoms and Molecules|journal=Journal of the American Chemical Society|date=1919-06-01|url=https: ...nature of these bonds and predict the structures and properties of simple molecules. [[Walter Heitler]] and [[Fritz London]] are credited with the first succes ...

...= Models for calculation of dissociation energies of homonuclear diatomic molecules | язык = eng | издание = Faraday Symp. Chem. Soc. | год ...