Describe the ¹H NMR spectrum you would expect for each of the following compounds, indicating the relative positions of the signals:

d.

Describe the ¹H NMR spectrum you would expect for each of the following compounds, indicating the relative positions of the signals:

i.

How would the ¹H NMR spectra for the four compounds with molecular formula C₃H₆Br₂ differ?

Which of the following compounds gives a 1H NMR spectrum consisting of only a singlet, a triplet, and a pentet?

Predict the splitting pattern (multiplicity) for the following molecule:

Predict the multiplicity (the number of peaks as a result of splitting) and the chemical shift for each shaded proton in the following compounds.

(a)

(b)

Why is there no coupling between the a and c protons or between the b and c protons in the cis and trans alkenes shown in Figure 14.20?

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Predict the splitting patterns for the signals given by the compounds in Problem 4.

d.