Final Exam Chemistry 238 - Test A

• exposé - matière potentielle : about an sn1 solvolysis reaction
• exposé
• exposé - matière potentielle : about extraction

Organic Chemistry Laboratory Final Exam Chemistry 237 Exam Version A Fall 2011 Chemistry 237 Exam Version A Page 3 of 16 Choose the most correct answer: (4 points each) _____ 1. E The solvent chosen to recrystallize a compound should a. react chemically with the compound and thus effect separation. b. react chemically with the impurity. c. form a complex with the impure compound. d. not react chemically with the compound, but should dissolve a large amount of the impure compound at all temperatures.

• gas chromatographic analysis
• phase transfer catalysis experiment
• organic chemistry laboratory
• tertiary alkyl halides
• length of the column
• boiling point of the solvent
• melting point range
• soluble compounds with high boiling point
• compound
• reaction