Assignment:
Q1. In the bromination of n-butane, the secondary hydrogens are 20 times more reactive than the primary hydrogens. What is the product ratio of 1-bromobutane to 2-bromobutane?
a. 6:4
b. 1:20
c.93:7
d. 7:93
Q2. Rank the free radicals (I-III) shown below in order of decreasing stability (ie, most stable to least stable).
CH2-CH2-CH-(CH3)2 I
CH3-CH2- C-(CH3)2 II
CH3-CH-CH-(CH3)2 III
a. I > II > III
b. III > II > I
c. II> I > III
d. II > III > I