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| 单词 | electron pair |
| 释义 | electron pairnounChemistry. two electrons occupying the same orbital in an atom or molecule; two electrons working together, especially forming a nonpolar covalent bond between atoms. Physics. an electron and a positron produced in a reaction, as by a high-energy photon. Also called du·plet [doo-plit] /ˈdu plɪt/ . Origin of electron pairFirst recorded in 1930–35 Words nearby electron pairelectron micrograph, electron microscope, electron multiplier, electron-neutrino, electron optics, electron pair, electron paramagnetic resonance, electron probe microanalysis, electron radiography, electron-ray tube, electron spin resonance Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Scientific definitions for electron pairelectron pair Two electrons functioning or regarded as functioning together, especially two electrons that form a covalent bond between atoms. An electron and a positron produced by a high-energy photon. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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