quadruple bonds造句

造句与例句手机版

This species has a quadruple bond between the two tungsten centers.
This red-coloured compound features a quadruple bond.
The quadruple bond between the two chromium atoms arises from the overlap of four pm.
An example of a ditungsten compound with a quadruple bond is ditungsten tetra ( hpp ).
Cotton and Harris formulated a molecular orbital rationale for the bonding that explicitly indicated a quadruple bond.
This compound can be transformed into Mo 2 Cl 8 4 ", which also has a quadruple bond.
The first crystallographic study of a compound with a quadruple bond was provided by Soviet chemists for salts of.
Molybdenum ( II ) acetate is an iconic example of a compound with a metal-metal quadruple bond.
Many other compounds with quadruple bonds between transition metal atoms have been described, often by Cotton and his coworkers.
Some rhenium, molybdenum and chromium compounds contain a quadruple bond, consisting of one ? bonds and one ? bond.
It's difficult to see quadruple bonds in a sentence. 用quadruple bonds造句挺难的
"' Potassium octachloridodirhenate ( III ) "'is an inorganic compound with the formula complexes with quadruple bonds.
M . Zhang has proved from CASSCF ( 8, 8 ) that the quadruple bond based Molecular orbital theory is also reasonable.
Like chromium and some other transition metals, molybdenum forms quadruple bonds, such as in Mo 2 ( CH 3 COO ) 4.
Quadruple bonds are extremely rare and can be formed only between transition metal atoms, and consist of one sigma bond, two pi bonds and one delta bond.
The compound was synthesised starting from potassium octachlorodimolybdate ( which already contains a Mo 2 quadruple bond ) and a lithium amidinate, followed by reduction with potassium graphite:
Octachloridodirhenate ( III ) is a precursor to other complexes with multiply-bonded rhenium centers as the quadruple bond is quite stable and is often maintained in ligand substitution reactions.
In 1965, F . A . Cotton reported that there was ?-bonding as part of the rhenium rhenium quadruple bond in the [ Re 2 Cl 8 ] 2 " ion.
In 1844 he synthesized chromium ( II ) acetate, which was much later recognized ( by F . Albert Cotton in 1964 ) to be the first chemical compound which contains a quadruple bond.
The distance between two bonded atoms is a sensitive measure of the bond strength and its bond order; thus, X-ray crystallographic studies have led to the discovery of even more exotic types of bonding in inorganic chemistry, such as metal-metal double bonds, metal-metal quadruple bonds, and three-center, two-electron bonds.
So, really when asking about the bonding in C 2, you need to specify " according to which theory . . . " Experimental evidence indicates that it's quite likely a double bond; bond dissociation energy data indicates it's quite likely a double bond experimentally, ( though some more recent experiments indicate that it " may be " a rare quadruple bond, but those results are in dispute ).

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