ANSWERS WITH SOLUTIONS 2024
Aromatic C-C IR - ANSWER 1500-1600 IR
C=C IR - ANSWER 1650 IR
C=O IR - ANSWER Big peak 1700 +/- 50 IR
C-TRIPLE-N IR - ANSWER Midsize peak ~2200 IR
C-H IR - ANSWER Around 3000 always a lot IR
N-H IR - ANSWER 3300
one peak for -NH-
Two peaks for -NH2 IR
O-H (alcohol) IR - ANSWER 3400
broad, smooth peak IR
O-H (carboxylic acid) IR - ANSWER 2500-3500
broad, ugly peak might covering C-H IR
NO2 IR - ANSWER Vampire teeth at 1500-1600 and 1300-1400
alkanes C NMR - ANSWER 0-70
alkenes C NMR - ANSWER 70-120