A pair of stereoisomers might be classified in various ways, depending on their exact nature.

Which of the following terms could properly be applied to a pair of stereoisomers, assuming their nature permits?
Be careful, some of these terms should never be applied to pairs of stereoisomers.
For each statement you believe to be true, check in the box beneath it.

they might be meso isomers
they might be tautomers
they might be enantiomers
they might be diastereomers
they might be conformational isomers
they might be constitutional isomers
they might be configurational isomers
none of these statements are true


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