Question: how to draw clf3 lewis structure?
Answer: Step 1: Find valence e- for all atoms. Add them together.
Step 2: Find octet e- for each atom and add them together.
Step 3: Find the bonding e-. Subtract step 1 total from step 2.
Step 4: Find number of bonds by dividing the number of bonding electrons by. ... 
Step 5: The rest are nonbonding pairs.