30 Polymerisation of ethene gives poly(ethene).How does the carbon-carbon bond in poly(ethene) compare with that in ethene? B A The carbon-carbon bond is longer and stronger in poly(ethene). B The carbon-carbon bond is longer and weaker in poly(ethene). C The carbon-carbon bond is sh...
Carbon can form numerous compounds called the organic compounds. Carbon can form many types of bonds with itself and with other atoms. It can form single, double and triple bonds depending on the hybridization of the carbon atom...
How many bonds can carbon form? Why is this important? How many bonds can carbon form and why is this important? Using the molecular orbital model to describe the bonding in F_2^+, F_2, and F_2^-, predict the bond orders and the relative bond lengths ...
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Image above from using zoom with the Jsmol script (above) and showing catalytic site -- C145 forming a 1.8-Å C-S covalent bond with the nitrile carbon of PF-07321332. Molecular Modeling and Molecular Dynamices Studies Supervised Molecular Dynamics (SuMD) Insights into the mechanism of acti...
How Does the Carbon Hybridization Impact the Rate of Metal-Carbon Bond Cleavage by an Alkyne? A Case Study with POCOP-Pincer Ligated Palladium Hydrocarbyl Complexes. J. Organomet. Chem. 2017, 845, 151-156. (64) Liang, L.-C.; Chien, P.-S.; Huang, Y.-L. Intermolecular Arene C- H...
Allene is an organic compound that comprises 3 carbon atoms attached to each other with the help of 3 double bonds. The structure of allene is as follows: In the structure, the 1st and the 3rd carbon atoms have atrigonal planar geometrywith bond angle of ${120^o}$ in space. ...
根据题干中的Kim Stephenson believe将本题出处定位于 第三段首句。该句提到，Kim Stephenson认为，因为钱对男人和女人象征 着不同的东西，所以钱才成了大问题。文中的which代指的就是前面提到 的what it symbolizes，其中的it指money，[D]是对which may be different things to men and women的同义转述，故为...
How does the valence bond description of a carbon-carbon double bond account for cis-trans isomers?Valence Bond Diagram:Valence bond diagram is a diagram used to interpret the arrangement of electrons in each orbital of an atom using their electronic configuration. Thi...
However, there are different levels of covalent bonding. Carbon can form nonpolar covalent (pure covalent) bonds when it bonds to itself, as in graphene and diamond. Carbon forms polar covalent bonds with elements that have a slightly different electronegativity. The carbon-oxygen bond is a polar...