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All results from a given calculation for C6H6 (Benzvalene)

using model chemistry: MP4/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP4/cc-pVDZ
 hartrees
Energy at 0K-231.464260
Energy at 298.15K-231.470575
HF Energy-230.585028
Nuclear repulsion energy212.012809
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP4/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3260 3152        
2 A1 3241 3133        
3 A1 3205 3099        
4 A1 1584 1531        
5 A1 1399 1353        
6 A1 1176 1137        
7 A1 1096 1060        
8 A1 979 946        
9 A1 908 878        
10 A1 755 730        
11 A1 659 637        
12 A2 1108 1071        
13 A2 904 874        
14 A2 852 823        
15 A2 783 757        
16 A2 530 513        
17 B1 3223 3116        
18 B1 1117 1080        
19 B1 982 949        
20 B1 750 725        
21 B1 620 599        
22 B1 508 491        
23 B2 3233 3126        
24 B2 3205 3099        
25 B2 1337 1292        
26 B2 1266 1224        
27 B2 1212 1172        
28 B2 979 947        
29 B2 852 824        
30 B2 812 785        

Unscaled Zero Point Vibrational Energy (zpe) 21265.5 cm-1
Scaled (by 0.9669) Zero Point Vibrational Energy (zpe) 20561.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP4/cc-pVDZ
ABC
0.24177 0.17279 0.12762

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.738 0.000 -1.014
C2 -0.738 0.000 -1.014
C3 0.000 1.083 -0.206
C4 0.000 -1.083 -0.206
C5 0.000 0.680 1.260
C6 0.000 -0.680 1.260
H7 1.496 0.000 -1.803
H8 -1.496 0.000 -1.803
H9 0.000 2.125 -0.549
H10 0.000 -2.125 -0.549
H11 0.000 1.367 2.112
H12 0.000 -1.367 2.112

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
C11.47651.54011.54012.48612.48611.09422.36982.29722.29723.49103.4910
C21.47651.54011.54012.48612.48612.36981.09422.29722.29723.49103.4910
C31.54011.54012.16641.52032.29322.44212.44211.09693.22652.33513.3727
C41.54011.54012.16642.29321.52032.44212.44213.22651.09693.37272.3351
C52.48612.48611.52032.29321.36053.47653.47652.31523.33801.09422.2173
C62.48612.48612.29321.52031.36053.47653.47653.33802.31522.21731.0942
H71.09422.36982.44212.44213.47653.47652.99262.88582.88584.40874.4087
H82.36981.09422.44212.44213.47653.47652.99262.88582.88584.40874.4087
H92.29722.29721.09693.22652.31523.33802.88582.88584.25002.76684.3902
H102.29722.29723.22651.09693.33802.31522.88582.88584.25004.39022.7668
H113.49103.49102.33513.37271.09422.21734.40874.40872.76684.39022.7338
H123.49103.49103.37272.33512.21731.09424.40874.40874.39022.76682.7338

picture of Benzvalene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 61.356 C1 C2 C4 61.356
C1 C2 H8 133.852 C1 C3 C2 57.289
C1 C3 C5 108.647 C1 C3 H9 120.255
C1 C4 C2 57.289 C1 C4 C6 108.647
C1 C4 H10 120.255 C2 C1 C3 61.356
C2 C1 C4 61.356 C2 C1 H7 133.852
C2 C3 C5 108.647 C2 C3 H9 120.255
C2 C4 C6 108.647 C2 C4 H10 120.255
C3 C1 C4 89.389 C3 C1 H7 135.287
C3 C2 C4 89.389 C3 C2 H8 135.287
C3 C5 C6 105.369 C3 C5 H11 125.760
C4 C1 H7 135.287 C4 C2 H8 135.287
C4 C6 C5 105.369 C4 C6 H12 125.760
C5 C3 H9 123.596 C5 C6 H12 128.870
C6 C4 H10 123.596 C6 C5 H11 128.870
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability