Predict the molecular structure, bond angles, and polarity (dipole moment) for each of the following. SF4 NH4+ XeF2 XeF4 SO2 H2S

7.Draw the Lewis structure first, then predict the molecular shape and electron group geometry for each of the following: CS2 H3O+ PBr3 SiCl4

Which statement about the bond angles in the following triatomic molecules is correct? H₂S XeF2 H₂O XeF2 has the largest bond angle The bond angles are all equal H₂O has the largest bond angle H₂S has the largest bond angle

Which of the following has the largest bond angle? SO3 O NO2 O HCN H2CO3 (the bond angle around the carbon atom) PH3

Which of the following molecules contains a triple bond? * O NF3 SO2 O C2H4 O co How many lone pairs (non-bonding pairs) are around the central atom (S) in O None

Which of the following is nonpolar? O NO2 SO3 PH3 HCN CHCI3

Which of the following molecules has 1 lone pair around central atom? SO2       H2O      CO2

Name Section Table 1: Complete this table with your partner. You may ask the instructor to check your work. Formula Lewis structure Molecular geometry and bond angle(s) around central atoms(s) Polar or nonpolar, draw dipole arrow Hybridization of each atom Orbitals involved in each bond CO2 2 x C=O: sp- sp o o=c=o° C: sp O: sp Linear, 180° Non-polar 2 x C=O: p-p TC COF2 CH2CH2 SCI2 SF4 atoms. atom