MULTIPLE CHOICE QUESTION
Gain or Lose
Magnesium (Mg) has 2 valence electrons. Will
the Mg atom gain or lose electrons to form an
ion?
• Elements > 4 valance e-
gain e-
• Elements < 4 valance e-
lose e-
Neither
Lose
Gain

Respuesta :

Mg will lose 2 valance electrons to obtain octet