quiz2-2003-2004

quiz2-2003-2004 - V2.1 Quiz #2, CHEM 111, Fall Semester,...

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V2.1 1 Quiz #2, CHEM 111, Fall Semester, 2003/2004 Student Name: Student ID #: Section: Note: You are required to complete all questions independently. Reference materials and textbook are prohibited. Total marks are 50 points. Question 1: Name FIVE each of nucleophiles and electrophiles from the following reagents. Underline the atom which acts as nucleophile or electrophile. For example: H 3 N is a nucleophile (10 points) H 2 CO CH 3 CH 2 S HO + H Et 3 N CH 3 CH 2 O KI HB r H H CH 3 I NaCN Answer: Nucleophiles: Electrophiles: Question 2: Classify the following reactions in terms of reaction type and mechanism. (10 points) A n s w e r : 2A. CH 3 C CH 3 CH 3 OH + R CH 3 C CH 3 CH 3 O + R H 2B. ++ CH 4 H O H CH 3 MgBr HO MgBr 2C. + H C H CN O H H C CN O H H 2D. + CH 3 C OCH 3 Cl O CH 3 C OCH 3 O Cl Question 3: Use the correct arrows to indicate the movement of electron(s) in the following one- step reactions. [Mark your answers directly on the structures ] (10 points) 3A.
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This note was uploaded on 02/27/2010 for the course CHEM CHEM111 taught by Professor Dai during the Fall '06 term at HKUST.

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quiz2-2003-2004 - V2.1 Quiz #2, CHEM 111, Fall Semester,...

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