| 词汇 | electron-pair |
| 释义 | BETA electron paircollocation in Englishmeanings of electronand pairThese words are often used together. Click on the links below to explore the meanings. electron noun[ C ] uk /iˈlek.trɒn/ us /iˈlek.trɑːn/ an extremely small piece of matter with a negative ... See more at electron pair noun[ C ] uk /peər/ us /per/ two things of the same appearance and size that are intended to be used together, or something that consists of two parts ... See more at pair Examples of electron pairelectron pair Instead, it regards the acid to be the ion itself, and the base to be the ion, which has an unshared electronpair. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This decrease in energy may stem from pi backbonding of a ligand to a metal, which can stabilize a metal's electronpair through delocalization. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the meanwhile oxygen takes complete control of the electronpair and becomes negatively charged. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Such a group is referred to as an electronpair. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. When no electric field is applied, the ion/electronpair recombines and nothing happens. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Its icosahedral shape is consistent with the classification of this cage as closo in polyhedral skeletal electronpair theory. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In an ethene monomer, one electronpair is held securely between the two carbons in a sigma bond. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Elements that have high electronegativity, and the ability to form three or four electronpair bonds, often form such large macromolecular structures. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The copper is removed by bonding to a ligand, which is a large molecule consisting of a number of smaller groups, each possessing a lone electronpair. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The resulting bremsstrahlung cascade in the solid target produces high energy bremsstrahlung, positron-electron pairs, and photonuclear reactions in the target material. A ground state stabilizing effect assumes that the alpha lone-pair and nucleophilic electronpair destabilize each other by electronic repulsion thereby increasing the ground state and making it more reactive. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Here 2 represents the density of superconducting electron pairs such that 2 > 0 in a superconducting state and 2 = 0 in the normal state. In nickel carbonyl and other carbonyls, the electronpair on the carbon interacts with the metal; the carbon monoxide donates the electron pair to the metal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The non-classical description of the 2-norbornyl cation can be seen as the donation of an electron pair from a carbon-carbon sigma bond into an empty p-orbital of carbon 2. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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