Exam I Thursday, February 14, 7:00-9:00 pm; rooms are on the website. Conflict: (2/14) 4:30-6:30pm in 329 Davenport; sign up in 1026 CA Conflict with conflict? Email me right away. Review sessions: Monday (2/11): 1024 Chem Annex (6-8 pm) Tuesday (2/12): 217 Noyes Lab (5-7 pm) Practice Exam is posted.

MOs: What Do We Notice?

CFT: Ligands affect splitting Consider Co3+ (d?).

CFT: Other Geometries Consider tetrahedral.

CFT: Other Geometries Consider square planar and linear.

Clicker Question The complex ion [ML6]2+ is found to be diamagnetic, and the ligand L is known to be neutral. Which of the following could be metal M? a) Cr b) Mn c) Fe d) Co e) At least two of the above metals could be metal M

Clicker Question A metal ion in an octahedral coordination compound has 4 more unpaired electrons in the high-spin case than in the low-spin case. Which of the following sets of metal ions fits this description? a) Mn2+, Co2+, and Ni2+ b) Mn3+, Fe3+, and Co3+ c) Ni2+, Fe2+, and Fe3+ d) Fe2+, Ni2+, and Co3+ e) Mn2+, Fe2+, and Co3+

Clicker Question Which of the following best describes the isomers for the compound generically named diamminebis(ethylenediammine)copper(II) chloride? a) There are three total isomers. These include geometric and optically active isomers. b) There are three total isomers but none of them are optically active. c) There are four total isomers but none of these are geometric isomers. d) There are four total isomers but none of these are linkage isomers. e) There are no isomers for this compound (that is, there is only one structure).

Clicker Question Which of the following is paramagnetic? a) Zn(H2O)62+ b) Co(NH3)63+ (strong field) c) Cu(CN)65- d) Mn(CN)62- (strong field) e) None of the above is paramagnetic.