MO-LCAO Lewis Dot Structures tell us: H2 H;H * H·H H," H&H。 MO-LCAO will tell us: a.their local stabilities b.their bond orders and their trend in bond lengths c.their magnetic properties IX-3MO-LCAO Lewis Dot Structures tell us: H2 + H2 - H H H H H H MO-LCAO will tell us: a. their local stabilities b. their bond orders and their trend in bond lengths c. their magnetic properties H2 IX-3