Question 1

Which of the following compounds shown in the image are meso-compounds?

Accepted Answer

I, III, IV, and V

Question 2

A meso-compound is best defined as:

Accepted Answer

A compound with a plane of symmetry and at least two stereocenters, but is optically inactive

Question 3

Which compound in the image contains a nitrogen atom in a bicyclic structure?

Accepted Answer

Compound III

Question 4

Which compound in the image contains a sulfur atom in a ring structure?

Accepted Answer

Compound II

Question 5

Which compound in the image is most likely to be optically inactive due to a plane of symmetry?

Accepted Answer

Compound I

Question 6

Which compound in the image is a fused bicyclic aromatic system?

Accepted Answer

Compound V

Question 7

Which compound in the image contains two methyl groups on the same ring system?

Accepted Answer

Compound I

Question 8

Which compound in the image contains an ether functional group?

Accepted Answer

Compound IV

Question 9

Which compound in the image is most likely to have a cis/trans isomerism due to ring fusion?

Accepted Answer

Compound I

Question 10

Which compound in the image is most likely to be a meso-compound due to its symmetry and substituents?

Accepted Answer

Compound IV

Identifying Meso Compounds in Organic Chemistry

Study Guide - Practice Questions