Cycle II Materials Science

John Dewey High School

Mr. Klimetz

Basic Principles of Organic Chemistry (I):

Nomenclature and Molecular Models

Answer the following questions in the spaces provided based on your knowledge of the basic chemistry and nomenclature of hydrocarbon compounds.

Useful Information

Hydrocarbon Compound Prefixes:

1C = meth-

2C = eth-

3C = prop-

4C = but-

5C = pent-

6C = hex-

7C = hept-

8C = oct-

9C = non-

10C = dec-

Hydrocarbon Compound Suffixes, Groups, and Carbon Bonds:

CnH2n+2 = -ane (Alkane) [Saturated] {Single share pair}

CnH2n = -ene (Alkene) [Unsaturated] {Double share pair}

CnH2n-2 = -yne (Alkyne) [Unsaturated] {Triple share pair}

Name the following compounds based on the formulas provided:

1.   C5H12_______________________

2.   C3H6  _______________________

3.   CH4    ______________________

4.   C2H2   ______________________

5.   C8H18         ______________________

6.   C6H10  ______________________

7.   C10H22______________________

8.   C7H14 _______________________

9.   CH4    _______________________

10. C5H8   __________________________________

Complete and name the following hydrocarbon molecular models:

     HHHH

11.     HCCCCH_________________

     HHHH            

12.     HCCH     _________________

     HHH

13.       CCC     _________________

     HHH

H

14.HCH      _________________

H

HHH

15.HC     CCH _________________

HHH

Draw a molecular model of each of the following compounds.

16.    Heptane

17.    Decene

18.    Propyne

19.    Butane

20.    Ethene