Beryllium has an electronic configuration of1s2 2s2 as the atomic number of Beryllium is 4; hence, the Beryllium valence electrons would be 2. |
The total number of electrons present in the outermost shell 2 s , is 2. Therefore, the Beryllium has two valence electrons in its last ring. |
Valence electrons: The valence electrons are the electrons in the outermost orbit of atoms in a main group element (i.e., s-block and p-block elements). |
4 авг. 2022 г. · Valence electrons are the electrons in the highest occupied principal energy level of an atom. In the second period elements, the two electrons ... |
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