1. which of the following occurs in an ionic bond?
•oppositely charged ions attract.
•two atoms share two electrons.
•two atoms share more than two electrons.
•like-charged ions attract.

2. which pair of elements is most likely to form an ionic bond?
•hydrogen and helium
•lithium and potassium
•potassium and iodine
•iron and zinc

3. ionic compounds are normally in which physical state at room temperature?
•solid
•liquid
•gas
•plasma