Question

What do you mean by a locant?

• A. Locant is the number of functional groups in the longest chain of a molecule
• B. Locant is the number used to indicate the position of a functional group in a molecule
• C. Locant is the sum of all the numbers of the functional groups in a molecule
• D. Locants are the numbers that we assign to the carbon atoms.

Answer 1

The correct option is B Locant is the number used to indicate the position of a functional group in a molecule

A locant is a number used to indicate the position of a functional group in a molecule.



The molecules above would be named 2-pentanol and 3-pentanol.

The numbers 2 and 3 are called the locants.