2.
How many signals does the aldehyde (CH3)3CCH2CHO have in 1H NMR and 13C NMR?
A:
Five 1H signals and six 13C signals.
B:
Three 1H signals and four 13C signals.
C:
Five 1H signals and four 13C signals.
D:
Three 1H signals and six 13C signals.
The answer is:
B