electron pair

electron pair

noun
1.
Chemistry. two electrons occupying the same orbital in an atom or molecule; two electrons working together, especially forming a nonpolar covalent bond between atoms.
2.
Physics. an electron and a positron produced in a reaction, as by a high-energy photon.
Also called duplet.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Electron pair is always a great word to know.
So is anhydrous. Does it mean:
with all water removed, especially water of crystallization
a compound of high molecular weight made by adding many smaller molecules or by condensation smaller molecules with the elimination of water or alcohol
American Heritage
Science Dictionary
electron pair  
  1. Two electrons functioning or regarded as functioning together, especially two electrons that form a nonpolar covalent bond between atoms.

  2. An electron and a positron produced by a high-energy photon.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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