Department of Chemistry
Oregon State University



OSU

Exam 1 Objectives



Students will be able to:
1 Sketch the ground-state orbital energy diagrams for elements and ions.
2 Determine the number of unpaired electrons in a ground-state element and ion.
3 Determine the ground-state electron configurations for elements and ions.
4 Discuss and determine relative atomic and ionic sizes.
5 Give Lewis Symbols for elements and molecular compounds.
6 Determine the number of lone pairs of electrons are present in molecular compounds.
7 Determine the type of bond present in a molecule (single bond, double bond...).
8 Discuss electronegativity.
9 Determine relative electronegativities.
10 Discuss and determine relative bond lengths.
11 Draw and discuss resonance forms (focus on polyatomic ions such as nitrate).
12 Determine and discuss bond orders.
13 Discuss polar and nonpolar covalent bonds.
14 Discuss and calculate formal charges.
15 Discuss and determine relative ionization energies.
16 Predict the charge(s) of a transition metal ion, based on stable electron configurations.
17 Determine atoms or ions which are isoelectric with one another.
18 Discuss and determine valence electrons.
19 Draw and recognize acceptable Lewis structures for molecules and ions.
20 Discuss and determine relative bond polarities.
21 Discuss and determine the hybridization schemes in molecules and ions.
22 Discuss and determine the molecular orbital diagrams for molecules and ions.
23 Discuss and determine the bond order in molecules and ions.