Learning Objectives For Test 3

# Chapter 7, Introduction to Coordination Compounds

Overall:
Homework: Exercise 8, 16

## 7.1 Representative Ligands

Recognize outer- and inner-sphere complexes.

Be able to
use the terms ambidentate (and the κ
nomenclature), chelate, polydentate, and bidentate, etc. Homework:
Exercises 7, 9

Sketch the
following ligands, given their abbreviations:
en, acac, cp, ox, PPh_{3}, bipy. Homework:
Exercise 10

Know that bite angle can be an indicator of ring strain.

## 7.2 Nomenclature

Given a
sketch of a compound, name it and give its formula and *vice versa*. Homework:
Exercise 1-3

## 7.3 Low Coordination Numbers

## 7.4 Intermediate Coordination Numbers

Homework: Exercise 4

Recognize tripodal ligands.
Homework: Exercise 5

Describe tetragonal distortion.

Homework: Exercise 6

## 7.5 Higher Coordination Numbers

Recognize and name the geometries of “higher coordination
numbers” (except dodecahedron).

## 7.6 Polymetallic Complexes

Distinguish metal clusters from metal cage complexes.

Determine which types of isomers are possible for a
complex. Homework: Exercise 11

## 7.7 Square-planar Complexes

Describe isomers of square planar complexes; know that they
are not chiral. Homework: Exercise 13

Use nmr to distinguish isomers.

## 7.8 Tetrahedral Complexes

Recognize chiral tetrahedral complexes. Homework:
Exercise 12

## 7.9 Trigonal-bypyramidal
and Square-pyramidal Complexes

Describe the Berry pseudorotation.

## 7.10 Octahedral Complexes

Describe octahedral isomers, and recognize which are chiral. Homework:
Exercise 14, 15

Given a
sketch of a complex containing two bidentate ligands, label it according to its
absolute configuration. Homework: Exercises 17, 18

## 7.11 Ligand Chirality

Skip this
section.

# Chapter 20, d-metal Complexes:
Electronic Structure and Spectra

## 20.1 Crystal-field theory

Account for *d* orbital configurations using __strong
field__, __weak field__ and __pairing energy__.

Calculate the crystal field stabilization energy of high and
low spin octahedral metal complexes.

Account for the trends in the spectrochemical series for
metals.

Given the spectrochemical series, predict whether a complex
will be high spin or low spin.

Relate CFSE to experimental double-humped curves. Homework:
Exercise 6

Given
magnetic data and a table of “spin-only magnetic moments”, determine if a metal
in a complex is high or low spin. Homework:
Exercise 3

Describe CFSE for tetrahedral complexes. Homework:
Exercises 1, 4, 5

SKIP THIS ONE: Given
a metal ion, predict if the complex will undergo a tetragonal distortion.

## 20.2 Ligand-field theory

SKIP THIS ONE: Sketch
an MO diagram describing σ bonding in a metal complex.

Sketch the two MO diagrams that describe π bonding in a
metal complex.

Use π bonding to account for the order of the
spectrochemical series.

## SKIP the rest of this chapter.