Question Detail

CHM 102 IUPAC Nomenclature Objective Question

Question

When an alcohol group is on a ring, which carbon is always designated as C1?
Options
A The carbon with the most substituents
B The carbon bonded to the OH group
Correct Answer
C The top-most carbon in the drawing
D The carbon closest to a methyl group
Correct Answer

Option B is the correct answer.

Detailed Explanation

In cyclic alcohols, the carbon bearing the hydroxyl group is automatically C1.

Hint

This often allows the '1' to be omitted from the name.

Question Info