draw the 3-d molecular structures, and show how you determined whether or not the molecule is polar by showing the calculation of change in EN, and

draw the 3-d molecular structures, and show how you determined whether or not the molecule is polar by showing the calculation of change in EN, and by showing the net dipole vector as applicable of the following molecules

BeH2

BF3

SO2

NF3

CH2CL2

AsF5

PF3CL2

C2H2

C2H4

C2H6 

SCL3

SF6

ICL3

HCLO2

XeF4

S2F10