Question

Explain the class and Valency of an element with atomic number 2c and write the electronic configuration of its final course and also the general formula of its oxide

Answer 1

The atom of an element has six valence electrons in the outermost shell, so the valency of the element.Valence is defined by the IUPAC as: The maximum number of univalent atoms (originally ... atoms) that may combine with an atom of the element under ...