Organic Chemistry I

 

Professor Carl C. Wamser

Chapter 9 Pre-Quiz

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Your answers must be submitted before 8:30 am, Wed., Nov. 22

1. The C1-C2 sigma bond in 2-hexyne is created from which hybrid orbitals?

a. sp3-sp3  
b. sp3-sp2  
c. sp3-sp  
d. sp2-sp2  
e. sp2-sp  
f. sp-sp

2. The compound with the most acidic C-H bond is

a. 1-hexyne  
b. 2-hexyne  
c. 1-hexene  
d. trans-2-hexene  
e. hexane

3. A base strong enough to completely deprotonate acetylene is

a. NaOH  
b. NH3  
c. KOtBu  
d. NaOTs  
e. NaNH2

4. 2-Octyne could be made from the sodium salt of propyne and

a. 1-bromobutane  
b. 1-bromopentane  
c. 2-bromobutane  
d. 2-bromopentane  
e. 2-bromooctane

5. A trans-alkene can be made from an alkyne using

a. Lindlar catalyst and hydrogen  
b. sodium amide in liquid ammonia  
c. sodium metal in liquid ammonia  
d. sulfuric acid in water  
e. hydrogen halides