valence

Valence - The electrons present in the outer most shell are called valence electrons. The valency of an element is defined as its 'combining capacit..

Valency is the combining capacity of an element. It is the number of electrons in an atom that actually take part in bond formation. For example, carbon atom with an atomic number 6 has 4 valence electrons.K LC 6 2 4Carbon atom is capable of forming 4 bonds. Hence its valen..