Interpreting Molecular Formulas of Hydrocarbons

Ten hydrocarbon structural formulas are drawn below (A through J). All these hydrocarbons have eight carbon atoms. You should be able to answer the following questions without counting the individual hydrogen atoms in each formula.

Enter letters (A through J), corresponding to your selections, in each answer box.
Do not enter superfluous characters, since they will be counted as incorrect answers.
1.   Which compounds have the molecular formula C8H14? ...
2.   Which compounds have the molecular formula C8H12? ...
3.   Which compounds have the molecular formula C8H10? ...
4.   Which compounds have the molecular formula C8H8? .....
5.   Which compound(s) have the greatest unsaturation? .......



 


This script written by William Reusch, Dept. of Chemistry, Michigan State University. Please send comments and corrections to whreusch@pilot.msu.edu.