Multiple ChoiceHow many electrons are present in the outermost energy level (valence shell) of a neutral potassium (K) atom?1views
Multiple ChoiceWhich method can be used to determine the number of valence electrons in an atom of a representative element?1views
Multiple ChoiceGiven the electron configuration of argon (Ar): [Ne]3s2 3p6, how many valence electrons does argon have?1views