For each of the following molecules, draw the Lewis dot structure, tell the structure and shape of the molecule and tell whether or not the molecule is polar.

H₂ H₂O

HOCl HCN

IF₃ IF₅

XeF₂ XeF₄

For each of the following ions draw the Lewis dot structure, and tell the structure and shape of the ion.

ammonium nitrate

sulfite phosphate

In the molecule draw below, tell the shape, structure and the angles on each atom indicated.

What is an ionic bond? Give an example of a compound that contains an ionic bond.

What is a covalent bond? Give an example of a compound that contains a covalent bond.