which-of-the-following-structures-represents-ketones-with-the-longest-chain-of-5

Question

Which of the following structures represents a ketone with the longest chain of 5 carbon atoms and a chemical formula of C₇H₁₄O? What is its IUPAC name and common name?

Three chemical structures representing ketones for naming exercise in Chapter 15 of the gob course.

Accepted Answer

(ii)

IUPAC name: 4,4-dimethylpentan-2-one

Common name: Methyl neopentyl ketone

Answer

(i)

IUPAC name: 2-methylpentan-3-one

Common name: Ethyl isopropyl ketone

Answer

(iii)

IUPAC name: 3-ethylpentanal

Common name: Ethyl pentyl ketone

Answer

None of the above

Which of the following structures represents a ketone with the longest chain of 5 carbon atoms and a chemical formula of C7H14O? What is its IUPAC name and common name?

Which of the following structures represents a ketone with the longest chain of 5 carbon atoms and a chemical formula of C₇H₁₄O? What is its IUPAC name and common name?