Determine the molecular geometry from Lewis structure I H H f f II IV III I II IV ✓ [ Choose ] linear trigonal pyramidal trigonal planar bent [Choose ] [Choose ] V [Choose ] ㄓˋ H -C + V

Use Lewis structures and VSEPR theory to predict the electron-region and molecular geometries of (a) PSCl3. (b) SOF6. (c) [S2O4]2. (d) [TeF4]2. Note any differences between these geometries.

A compound of chlorine and fluorine, CIFx, reacts at about 75C with uranium to produce uranium hexafluoride and chlorine fluoride, CIF. A certain amount of uranium produced 5.63 g of uranium hexafluoride and 457 mL of chlorine fluoride at 75C and 3.00 atm. What is x? Describe the geometry, polarity, and bond angles of the compound and the hybridization of chlorine. How many sigma and pi bonds are there?

The ions ClF2 and ClF2+ have both been observed. Use the VSEPR model to predict the FClF bond angle in each.

Complete the following resonance structures for POCl3. a. Would you predict the same molecular structure from each resonance structure? b. What is the hybridization of P in each structure? c. What orbitals can the P atom use to form the bond in structure B? d. Which resonance structure would be favored on the basis of formal charges?

In each of the following molecules, a central atom is surrounded by a total of three atoms or unshared electron pairs: SnCl2, BCl3, SO2. In which of these molecules would you expect the bond angle to be less than 120? Explain your reasoning.

Predict the valence electron molecular orbital configurations for the following, and state whether they will be stable or unstable ions. (a) Na,2+ (b) Mg,2 (c) AI,2 (d) Si,2 (e) p2+ (f) s,2 (g) F,2 (h) Ar,2 40. Predict the valence electron molecular orbital configurations for the following, and state whether they will be stable or unstable ions. (a) Na22+ (b) Mg22+ (c) Al22+ (d) Si22+ (e) P22+ (f) S22+ (g) F22+ (h) Ar22+

Sketch the geometry of (a) tans-[Cu(Br)2(H2O)4] (b) [Zn(OH)2I22-](tetrahedral) (c) [Pt(NH3)42+](square planar) (d) cis-[Ni(H2O)2(C2O4]22- (e) [Au(CN)(NH3)]

What is the NO bond order in nitrogen monoxide, NO? (a) 2 (b) 2.5 (c) 3.0 (d) 1

Describe the molecular orbital configurations of C2, C2, and C22. What are the bond orders of these species? Arrange the three species by increasing bond length. Arrange the species by increasing bond enthalpy. Explain these arrangements of bond length and bond enthalpy.