EC-H C=C Alcohol O-H C-O Arene C-H C=C C=0 Nitro 330 NO 2100-2260 3400-3650 1050-1150 Carbonyl compound 3030 1660-2000 1450-1600 1670-1780 1540 Medium H Strong, broad Strong Weak Weak Medium Strong Strong Compound (A or B), IR frequency or range of frequencies: C-Br B Amine N-H C-N Carboxylic acid O-H Nitrile CEN OH 500-600 In the box provided, write the IR frequency or range of frequencies that would best distinguish between (Choose the most prominent frequency. Do not include units in your answer. Use only the frequen "A,1600-1850") cm-1 3300-3500 1030-1230 2500-3100 2210-2260