CHM 230L/235L Review Topics
For Laboratory Final Exam
Exp 1:
Melting Points
Melting point measurement technique
Mixed melting point characterization technique
Exp. 2: Distillation
and Gas Chromatography
Simple and Fractional Distillation (Terms, Theory,
and Use)
Gas Chromatography (GC): How to use and
interpret data
Exp. 3 Separation and Identification of Organic Compounds
Liquid-liquid extraction based on density, polarity and solubility
Acid-base properties related to polarity and solubility
Purification by recrystallization and vacuum
filtration
Simple Distillation and use of Rotovap
IR identification
Exp. 4:
The Synthesis of Isoamyl Acetate (Banana Oil)
Dehydration of an organic acid and alcohol to make an ester
Equilibrium in synthesis
Reflux
Simple distillation
Percent yield calculation
Drying agent
Exp. 5:
The Synthesis and Characterization of Cyclohexene
Alcohol dehydration to an alkene
Equilibrium in synthesis
Fractional distillation and Azeotropes
Gas chromatography -
analysis of purity (review GC printout)
Exp. 6:
Determining the Mechanism of a Chemical Reaction
Nucleophilic substitution mechanisms
Method of determining order of a reaction
Relationship between rate law and mechanism
Exp. 7 Thin Layer Chromatography of
Analgesics and Amino Acids
Identification by TLC and effect of solvent polarity on
separation
Amino
acid, protein, and peptide bond concepts
Principles and use of thin layer chromatography (TLC)
Polarity of amino acids