H_A splits the ¹H NMR signal for H_B by 7.4 Hz.By how much does H_B split the ¹H NMR signal for H_A?

Name: H A splits the 1 H NMR signal for H B by 7.4 Hz.By how much does H B split the 1 H NMR signal for H A ?
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Question

Quizplus · Accepted Answer

The splitting of the signal is directly proportional to the number of equivalent neighboring atoms. Since the molecules are the same in both cases, the number of neighboring atoms remains the same. Thus, the splitting of the signal for H_B is also 7.4 Hz.

HA Splits the 1H NMR Signal for HB by 7

H_A Splits the ¹H NMR Signal for H_B by 7