please help. thank you

1. Provide the hybridization for each of the indicated atoms A A D D B B A A. B. B. C. C. D. 2. Use partial charges(8+, 8-) to indicate all polar bonds in the following molecules: 3. Fill in Necessary Lone Pair Electrons and indicate formal charges in the following molecule where needed 4. Convert the following molecules into skeletal structures: - ) CI H H H H CFCH H H B) H . H H CH w=-- H H S-C H H H H N . --- . H H