Practice prelim 1 - Page 2 of 7 1 (10 points) (a) Provide...

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2 (15 points) (a) Calculate the unsaturation number (U.N.) for the molecular formula C 3 H 2 Cl 4 . Page 2 of 7 U.N. = (b) Use skeletal representations to draw t h r e e structures that are c o n s t i t u t i o n a l i s o m e r s of C 3 H 2 Cl 4 (more may be possible, but you need only show three). (c) Draw t w o structures that are stereoisomers of C 3 H 2 Cl 4 . (There may be more than one correct answer to this question, but you need only draw one pair of stereoisomers.) 1 (10 points) (a) Provide the proper IUPAC name for the following compound: (b) In the box below each one, convert the two IUPAC chemical names to clear skeletal structures: ( Z )-2-bromo--2-chloro-4-ethyl-3-heptene 5-(methylthio)-5-(1-methylpropyl)- 1,3-cyclohexadiene OH
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3. (16 points) (a) Calculate the equilibrium constant K eq for the reaction shown below, and put your answer in the box: (b) In each of the structures A-C below, circle the m o s t a c i d i c h y d r o g e n: . SH
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Practice prelim 1 - Page 2 of 7 1 (10 points) (a) Provide...

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