Organic Chemistry I

Chem 334 - Fall 2012

Pre-Quiz 1

Professor Carl C. Wamser

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Your answers must be submitted before 8:30 am, Thur, Sept 27

1. Which element is isoelectronic with K+ ?

* a) Ar

b) Na

c) Ca

d) Cl

2. In which compound will H have the greatest partial + charge?

a) H2

b) CH4

c) NH3

* d) H2O

3. Which compound will contain a triple bond?

a) SO2

* b) HCN

c) C2H4

d) NH2OH

4. How many constitutional isomers have the formula C4H9Cl ?

a) 2

b) 3

* c) 4

d) 5

5. The conjugate base of NH3 is

a) H+

b) OH-

c) NH4+

* d) NH2-