What is the correct IUPAC name for the following compound?
A) 12-crown-5
B) 12-crown-4
C) 4-crown-12
D) 12-crown-12
E) none of these

Name: What is the correct IUPAC name for the following compound? A) 12-crown-5 B) 12-crown-4 C) 4-crown-12 D) 12-crown-12 E) none of these
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Question

What is the correct IUPAC name for the following compound? 
A) 12-crown-5 
B) 12-crown-4 
C) 4-crown-12 
D) 12-crown-12 
E) none of these

Quizplus · Accepted Answer

The correct name for this compound is "12-crown-4" because it has 12 atoms in the ring and 4 of them are oxygen atoms. The other choices are not possible because they do not match the formula of the compound.

What Is the Correct IUPAC Name for the Following Compound