https://www.dictionary.com/browse/valence-electron

Valence electron definition, an electron of an atom, located in the outermost shell (valence shell) of the atom, that can be transferred to or shared with another ...

https://www.merriam-webster.com/dictionary/valence%20electron

Valence electron definition is - a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the  ...

https://en.wikipedia.org/wiki/Valence_electron

In chemistry, a valence electron is an outer shell electron that is associated with an atom, and ... For a main group element, the valence electrons are defined as those electrons residing in the electronic shell of highest principal quantum ...

https://www.thoughtco.com/definition-of-valence-electron-in-chemistry-605938

Feb 11, 2019 ... This is the definition of a valence electron in chemistry as well as examples of how to determine how many valence electrons an atom has.

https://www.khanacademy.org/science/biology/chemistry--of-life/electron-shells-and-orbitals/v/valence-electrons-lewis

How to get Lewis structures from electron configuration, and how valence electrons are involved in forming bonds.

https://www.khanacademy.org/science/chemistry/periodic-table/copy-of-periodic-table-of-elements/v/periodic-table-valence-electrons

How to determine the number of valence electrons and draw Lewis structures for main group elements starting from the electron configuration.

https://chem.libretexts.org/Courses/Purdue/Purdue%3A_Chem_26505%3A_Organic_Chemistry_I_(Lipton)/Chapter_1._Electronic_Structure_and_Chemical_Bonding/1.03_Valence_electrons_and_open_valences

Jun 5, 2019 ... The presence of valence electrons can determine the element's chemical properties and whether it may bond with other elements: For a main ...

http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch8/

Since filled d or f subshells are seldom disturbed in a chemical reaction, we can define valence electrons as follows: The electrons on an atom that are not ...

https://study.com/academy/lesson/valence-electron-definition-configuration-example.html

Jan 5, 2016 ... Electrons are an essential part of an atom. Unlike protons and neutrons, valence electrons take part in the excitement of a chemical reaction....

https://www.vocabulary.com/dictionary/valence%20electron

an electron in the outer shell of an atom which can combine with other atoms to form molecules.