Organic Chemistry I Chem 334 - Fall 2010

Quiz 2

Professor Carl C. Wamser

1. (2 points)  Write a complete structure for 1-methyl-1-(2’,3’-dimethylbutyl)cyclopentane.

2. (4 points)  Write complete names for the following:

a)

4,4-dichloro-5-ethyl-2,2-dimethylheptane

b)

1,2-dibromo-6,7-dimethyloctane

3. (4 points)  Consider the molecule shown below:

a)  What is its molecular formula? C8 H10

b)  How many carbons are hybridized  sp ___2_____ ,   sp2  ____4_____ ,   sp3   ____2_____ ?

c)  For any sp3 carbons, indicate whether they are 1°,  2°,  3°,  or 4° . ( -CH2- is 2° , -CH3 is 1° )

d)  Write an accurate structure that shows appropriate geometry for every carbon. 
     Write all carbons in the plane of the paper.