問題詳情

25. An ethyl group

that is attached to a substituent that does not contain a hydrogen atomappears as what in a NMR spectrum?
(A) a triplet and a quartet with relative intensities of 3 and 2, respectively
(B) a triplet and a quartetwith relative intensities of 2 and 3, respectively
(C) a doublet and a triplet with relative intensities of2 and 3, respectively
(D) a doublet and a triplet with relative intensities of 3 and 2, respectively
(E)none of these

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