Question

Solid Infra Red Analysis of 4-Nitrobromobenzene

red-experimental spectrum

black- published spectrum

% Transmittance Home 4000 WEMA Comment y Peak Table a View 3500 95 Ved Nov 13 19:34:12 2019 (GMT-08:00) Form nche Protect x 3098.82 Share 2974.82 Connect Te e Wavenumbers (cm-1) 2000 warby www anche what you want to 1567.60 1507.49 1470.89 1353.52 324.83 1207.78 1105.15 172.42 1065, 31050.19 1010.72 958.95 837.40 736.71 OPPODOT 6210404.41567.32551.5922 68' LOS SL szbe

Answer 1

Peaks at 3104 cm-1 corresponds to sp2 CH stretch

Peak at 1600 is due to C=C stretch

And at 1579&1347 for asymmetrical & symmetrical stretches of NO2.

And at 725 for C-Br stretch

And at 840 for para disubstituted Benzene ring