CHEM 260 Review Spring 2016
1. Electron configurations
How many electrons?
What is the electron configuration?
What are the electrons doing?
How do you determine number of valence electrons?
How are electrons involved in bonding?
What do orbitals look like?
2. How do you draw Lewis dot structures?
count valence electrons
add electrons including bonds
octet rule
formal charge
geometry
polarity
3. Intermolecular force
What are the intermolecular forces
How do you identify ionic, polar, and covalent?
How do intermolecular forces impact boiling point, melting point, solubility
4. Balancing Equations
Why do you balance equations? (atoms and charges)
5. Redox equations
LEO
GER
Identifying redox equations
Oxidizing Agent
Reducing agent
6. Limiting reagent
Theoretical yield
% yield
7. Energy diagrams
axes
activation energy
exothermic/endothermic
progress of reaction
catalyst
8. How do you speed up a reaction?
9. Equilibria
Equilibrium expression
Le Chatlier’s principle
Catalyst effect?
10. Acid Base
Definitions
Arrhenius acid
Arrhenius base
Bronsted acid
Bronsted base
Lewis Acid
Lewis Base
Conjugate [Bronsted] acid
Conjugate [Bronsted] Base
Ka
pH
Weak versus strong acid
Buffers