Workshop 1 Molecular Models 1. Fill in the table. Compound Central atom? Number of electron groups Number of lone pair electrons Electron geometry Bond angle Molecular geometry H-Cl C O O H C O H S O O H C H H H H H P H S H H 1 2. Fill in the table. Central atom(s)? Compound H H C C H H C N Number of electron groups Number of lone pair electrons Electron geometry Bond angle Molecular geometry H H H H O Cl C Cl Cl 3. Fill in the table. Compound Lewis structure Number Number of of lone electron pair groups electrons Electron geometry Bond angle Molecular geometry Polar or Non polar? CBr4 NH3 C2H2 BF3 2 4. Fill in the table. Molecule What intermolecular forces (IMF) can be found between the molecules CH4 CCl4 CHCl3 NH3 H C O H Cl2 5. Based on the IMF predicted in question 4, circle the molecule with the higher boiling or melting point. (a) Cl2 vs