10.Predict the geometry of the following molecules using the VSEPR method: (a) HgBr2, (b) N2O, (c) SCN–(arrangement of atoms is SCN). (9 points)(Reference: Chang 10.11) 11.Describe the geometry around each of the three central atoms in the CH3COOH molecule. (5 points) 12.What is the relationship between the dipole moment and bond moment? How is it possible to have bond moments and yet be nonpolar? (3 points) 13.Specify which hybrid orbitals are used by carbon atoms in the following species: (a) CO, (b) CO2, (c) CN–. (6 points) 14.How many sigma bonds and pi bonds are there in each of the following molecules?(6 points) 5 Copyright © 2017 by Thomas Edison State University . All rights reserved.
a.4 sigma bondsb.5 sigma bonds and 1 pi bond.c.7 sigma bond and 3 pi bond.(Reference: Chang 10.41) 15.Which of the following species is not likely to have a tetrahedral shape? (a) SiBr 4 – (6 points) c.SF4 (Reference: Chang 10.71) 6 Copyright © 2017 by Thomas Edison State University . All rights reserved.
You've reached the end of your free preview.
Want to read all 6 pages?
- Fall '15
- Chemistry, Chemical bond, Edison State University