1.Explain why H3,SiNCS has a linear SiNCS group whereas in H3CNCS the CNC group is angular.
2. Why are silanols such as (CH3)3SiOH stronger acids than their carbon analogs?
3. List the various types of geometries in compounds of the tetravalent Group IV elements and give examples.
4. What methods other than X-ray diffraction could you use to determine the nature of 1:1 and 1:2 adducts of SnCl4 with neutral ligands?
5. Why can SnII compounds such as SnCl3 act as donors to transition metals?
6. The Single bond energies for the first- and second-row elements are
C>Si, N