Читать книгу Foundations of Chemistry - Philippa B. Cranwell - Страница 85

Magnesium is in Group 2, so it can lose two electrons. Therefore, each magnesium atom contributes two electrons to the sea of charge. Aluminium is in Group 3 and has three valence electrons that contribute to the sea of electrons. If we use this information, we can suggest what the bonding in the alloy may look like.