## Chemistry: Molecular Approach (4th Edition)

$CF_2Cl_2$ - molecular compound $CCl_4$ - molecular compound $PtO_2$ - ionic compound $SO_3$ - molecular compound
$CF_2Cl_2$ - molecular compound, because it is composed of non-metals $CCl_4$ - molecular compound, because it is composed of 2 non-metals $PtO_2$ - ionic compound, because it is composed of a metal and a non-metal $SO_3$ - molecular compound, because it is composed of 2 non-metals