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Question

Which of the following isomers has a sec-butyl group?

Diagram showing 12 isomers of alkanes for identifying sec-butyl groups.

Accepted Answer

Isomer 2 and 4.

Answer

Isomer 2, 3, 6, 8, 10 and 12.

Answer

Isomer 2, 4, 5 and 10.

Answer

Isomer 9 and 10.

Which of the following isomers has a sec-butyl group?