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Ethane, 1,2-dibromo- Page 11 of 17 <br /> au 7 CH2 a-str 3037 D 3037 S liq. is <br /> au 8 CH2 twist 1087 C 1087 M liq. is <br /> au 9 CH2 rock 753 C 753 S liq. is <br /> au 10 Torsion 118 D 118 gas 132 <br /> bg 11 CH2 a-str 3013 D is 3013 dp <br /> bg 12 CH2 twist 1255 C is 1255 p SF(v3) <br /> bg 13 CH2 rock 933 C is 933 p <br /> bu 14 CH2 s-str 2974 D 2974 S liq. is <br /> bu 15 CH2 scis 1441 D 1441 M Eq. is <br /> bu 16 CH2 wag 1186 C 1186 VS Eq. 1186 liq. <br /> bu 17 CBr str 589 C 589 S liq. is <br /> bu 18 CCBr deform 193 D 193 liq. is <br /> Source: Shimanouchi, 1972 <br /> Gauche form Symmetry: C2 Symmetry Number a= 2 <br /> Sym. No Approximate Selected Freq. Infrared Raman Comments <br /> Species type of mode Value Rating Value Phase Value Phase <br /> -- ._... -.....-- - --- --- - - ----- — —-- - ....................___ <br /> a 1 CH2 a-str 3005 D 3005 Eq. SF(v,,) <br /> a 2 CH2 s-str 2953 D 2953 VS Eq. 2953 p liq. SF(v12) <br /> a 3 CH2 scis 1420 C 1420 M Eq. 1419 dp liq. SF(v13) <br /> a 4 CH2 wag 1278 C 1278 M liq. 1276 liq. <br /> a 5 CH2 twist 1104 C 1104 M liq. 1104 dp Eq. SF(v,$) <br /> a 6 CC str 1019 C 1019 M liq. 1019 liq. <br /> a 7 CH2 rock 898 C 898 M liq. 899 p liq. <br /> a 8 CBr str 550 C 550 M liq. 551 liq. <br /> a 9 CCBr deform 231 C 231 p Eq. <br /> a 10 Torsion 91 D 91 dp liq. <br /> b 1I CH2 a-str 3005 D 3005 liq. SF(v) <br /> b 12 CH2 s-str 2953 D 2953 VS liq. 2953 p liq. SF(V2) <br /> b 13 CH2 scis 1420 C 1420 M liq. 1419 dp liq. SF(v3) <br /> b 14 CH2 wag 1245 C 1245 S liq.. 1243 liq. <br /> b 15 CH2 twist 1104 C 1104 W Eq. 1104 dp liq. SF(vs) <br /> b 16 CH2 rock 836 C 836 S liq. 836 dp liq. <br /> b 17 CBr str 589 C 589 S liq. 583 dp liq. <br /> b 18 CCBr deform 355 C 355 liq. 355 dp Eq. <br /> .../cbook.cgi?Name=ethylene+dibromide&Units=SI&cTG=on&clR=on&cTC=on&cMS=on&cTP 811/00 <br />