1.Complete the equation; Mg2+ + (OH)- ______>

2. Covalent bonds occur when;

	cations give up their valence electrons
	anions give up their valence electrons
	cations and anions share their valence electrons
	oppositely charged dipoles attract

3.

Molecular geometry is the same as electron geometry when;

	when there are no non-bonding electron pairs
	the number of non-binding electrons equals the number of binding electrons
	when an octet is achieved
	when there are no bonding electron pairs