1.Determine the lewis structure for BF3
2. Determine the lewis dot structure for CH2O
3. Determine the correct molecular geometry and
bond angle for SO2
What is the formal charge on the C atom in the correct or best
Lewis structure for OCN-?
How many lone pairs are in the best Lewis structure of
CO?
What is the total number of valence electrons in the Lewis
structure of CN-?
Consider SO3
a. Draw the Lewis dot structure that minimizes the formal
charges and expands the octet.
b. Draw the Lewis dot structure that have resonance and do not
expand the octet.
Draw the Lewis dot structures for the following compounds. Also
calculate the formal charge for each of the atoms within each
compound.
a) SO32-
b) CH2S
c) SO2
d) PO43