For each molecule below, do the following:
i. Give the sum of the valence electrons for all atoms.
ii. Draw the Lewis structure.
iii. Circle the octet (or duet) for each atom in the structure.
iv. Include any resonance structures.
a. ClF
b. Br₂
c. H₂S
d. O₃
e. CH₄
f. C₂H₆
g. HCN
h. CO