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valence electrons

Cultural  
  1. In chemistry, those electrons found in orbits farthest from the nucleus of the atom. These electrons determine the way in which the atom will combine with other atoms, and thus determine its chemical properties.


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They theorized that sodium's core electrons, thought to be inert, would interact with each other and the outer valence electrons when under extreme pressure.

From Science Daily ● Dec. 29, 2023

Each combination yielded a different concentration of valence electrons within the material.

From Science Daily ● Oct. 19, 2023

The additional valence electrons around the metal atoms then reorganized to bridge these openings, forming new bonds between neighboring metal atoms.

From Science Daily ● Oct. 19, 2023

Group 15 elements such as nitrogen have five valence electrons in the atomic Lewis symbol: one lone pair and three unpaired electrons.

From Textbooks ● Feb. 14, 2019

Two valence electrons per Pb atom are transferred to Cl atoms; the resulting Pb2+ ion has a 6s2 valence shell configuration.

From Textbooks ● Feb. 14, 2019

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