Calculate the induced dipole moment of SO2 due to a K+ ion that is 5.2 Å away from the center of the SO2 molecule. The polarizability of SO2 is 3.72x10-30 m3.

Which of the following molecules may be polar? (i) pyridine,(ii) nitroethane, (iii) gas-phase BeH2 (linear), (iv) B2H6.

Which of the following molecules may be polar? (i) CF3H, (ii) PCl5, (iii) trans-difluoroethene, (iv) 1,2,4-trinitrobenzene.

Sketch the overlap regions of the following combination of orbitals, all with collinear z axes, and classify the interactions. pz and dxz

Which of the molecules, C02, NH3, and BCl3 will be polar?

Sketch out a Lewis Structure for a generic molecule "AXY2" where: A= a group 4 element X=a group 6 element Y = Hydrogen Then determine if this molecule is polar.  If yes, indicate the moelcular dipole moment vector on your molecule.

What will determine a change in the electric dipole moment of a molecule? What will determine a change of polarizability of a molecule during a vibration?

Derive the overlap integral between an H25 orbital and a H2, orbital on hydrogen nuclei separated by a distance R. Plot this function and find the separation for which the overlap is a maximum.

Suppose that a linear Na26 molecule could be formed by combining the 3s orbitals on each atom into delocalized MOs. How many nodal planes are in the highest occupied molecular orbital (HOMO) of this molecule?

The overlap integral between 1s atomic orbitals in atoms A and B of a heteronuclear molecule is S = 0.43. A MO-LCAO calculation for the molecule shows that one of the molecular orbitals has the form $(1) = 0.223 1sA (1) – 0.877 1sB (2). Find the normalization constant N for ø. What are the coefficients a and b of the corresponding normalized molecular orbital v(1) a lsA(1) + b1sB(2) .