1H NMR: Spin-Splitting

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

3m

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

3m

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

5m

Concept: Concept: Splitting with J-Values: Simple Tree Diagram

12m

Concept: Concept: Splitting with J-Values: Complex Tree Diagram

9m