Exam1_Afternoon-answer_marking_key

Exam1_Afternoon-answer_marking_key - CHEM 2312 Jan 28 2005...

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CHEM 2312 Jan. 28 2005 Exam1 Version2 NAME: Roll#: Section: . A complete exam requires answers to all questions 1 – 4. 1. (32 points) Circle a letter on the right which corresponds to the answer to each question. There is only one correct answer for each question. (i) Arrange the following anions in order of increasing stability (least stable to most stable). A . 3<2<1<4 B . 3<1<4<2 C . 1<2<3<4 D . 2<3<1<4 (ii) Which of the following dienes could not undergo a Diels-Alder reaction with an appropriate dienophile? (iii) Which compound below is phenol? OH H 3 C O NH 2 O CH 3 I J K L (iv) Which of the following compounds would be considered aromatic? (v) How many p-orbitals combine to form the conjugated portion of the molecule to the right? Q . 2 R . 3 S . 8 T . 6 (vi) Which of the following is the thermodynamic product obtained upon treatment of 1,3-butadiene with one mole of HBr at elevated temperature? U . 3-bromo-1-butene V . 1-bromo-2-butene W . 1,4-dibromo-2-butene X . 4-bromo-1-butene (vii) Which of the following is a correct product for the reaction described below?
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This note was uploaded on 08/11/2011 for the course CHEM 2312 taught by Professor Baron during the Spring '07 term at Georgia Tech.

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Exam1_Afternoon-answer_marking_key - CHEM 2312 Jan 28 2005...

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