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All results from a given calculation for C6H8 (1,4-Cyclohexadiene)

using model chemistry: BLYP/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1Ag
Energy calculated at BLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-233.313940
Energy at 298.15K-233.322375
Nuclear repulsion energy215.841453
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 BLYP/aug-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 Ag 3085 3079 0.00      
2 Ag 2897 2892 0.00      
3 Ag 1682 1679 0.00      
4 Ag 1412 1409 0.00      
5 Ag 1189 1187 0.00      
6 Ag 831 830 0.00      
7 Ag 528 527 0.00      
8 Au 1163 1160 0.00      
9 Au 946 944 0.00      
10 Au 373 373 0.00      
11 B1g 3061 3056 0.00      
12 B1g 1346 1344 0.00      
13 B1g 1311 1308 0.00      
14 B1g 1007 1005 0.00      
15 B1g 563 562 0.00      
16 B1u 2899 2893 43.84      
17 B1u 947 945 26.55      
18 B1u 602 601 64.99      
19 B1u 100 100 1.00      
20 B2g 2901 2895 0.00      
21 B2g 962 960 0.00      
22 B2g 924 923 0.00      
23 B2g 395 394 0.00      
24 B2u 3083 3077 83.21      
25 B2u 1636 1632 10.73      
26 B2u 1325 1322 0.00      
27 B2u 1138 1136 0.17      
28 B2u 913 911 0.12      
29 B3g 1170 1168 0.00      
30 B3g 684 682 0.00      
31 B3u 3061 3055 22.35      
32 B3u 2899 2893 111.37      
33 B3u 1417 1414 7.73      
34 B3u 1386 1384 0.01      
35 B3u 943 941 0.44      
36 B3u 863 861 11.82      

Unscaled Zero Point Vibrational Energy (zpe) 25819.9 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 25770.8 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 BLYP/aug-cc-pVDZ
ABC
0.16931 0.16003 0.08484

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.514 0.000 0.000
C2 -1.514 0.000 0.000
C3 -0.674 1.263 0.000
C4 0.674 1.263 0.000
C5 -0.674 -1.263 0.000
C6 0.674 -1.263 0.000
H7 1.216 -2.221 0.000
H8 -1.216 -2.221 0.000
H9 1.216 2.221 0.000
H10 -1.216 2.221 0.000
H11 2.198 0.000 0.878
H12 -2.198 0.000 0.878
H13 2.198 0.000 -0.878
H14 -2.198 0.000 -0.878

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C13.02712.52631.51652.52631.51652.24043.51872.24043.51871.11313.81381.11313.8138
C23.02711.51652.52631.51652.52633.51872.24043.51872.24043.81381.11313.81381.1131
C32.52631.51651.34862.52632.86373.96353.52552.11891.10003.25812.16513.25812.1651
C41.51652.52631.34862.86372.52633.52553.96351.10002.11892.16513.25812.16513.2581
C52.52631.51652.52632.86371.34862.11891.10003.96353.52553.25812.16513.25812.1651
C61.51652.52632.86372.52631.34861.10002.11893.52553.96352.16513.25812.16513.2581
H72.24043.51873.96353.52552.11891.10002.43194.44115.06342.58184.16602.58184.1660
H83.51872.24043.52553.96351.10002.11892.43195.06344.44114.16602.58184.16602.5818
H92.24043.51872.11891.10003.96353.52554.44115.06342.43192.58184.16602.58184.1660
H103.51872.24041.10002.11893.52553.96355.06344.44112.43194.16602.58184.16602.5818
H111.11313.81383.25812.16513.25812.16512.58184.16602.58184.16604.39581.75584.7334
H123.81381.11312.16513.25812.16513.25814.16602.58184.16602.58184.39584.73341.7558
H131.11313.81383.25812.16513.25812.16512.58184.16602.58184.16601.75584.73344.3958
H143.81381.11312.16513.25812.16513.25814.16602.58184.16602.58184.73341.75584.3958

picture of 1,4-Cyclohexadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 C3 123.601 C1 C4 H9 116.900
C1 C6 C5 123.601 C1 C6 H7 116.900
C2 C3 C4 123.601 C2 C3 H10 116.900
C2 C5 C6 123.601 C2 C5 H8 116.900
C3 C2 C5 112.798 C3 C2 H12 109.892
C3 C2 H14 109.892 C3 C4 H9 119.499
C4 C1 C6 112.798 C4 C1 H11 109.892
C4 C1 H13 109.892 C4 C3 H10 119.499
C5 C2 H12 109.892 C5 C2 H14 109.892
C5 C6 H7 119.499 C6 C1 H11 109.892
C6 C1 H13 109.892 C6 C5 H8 119.499
H11 C1 H13 104.124 H12 C2 H14 104.124
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.814      
2 C 0.814      
3 C 0.719      
4 C 0.719      
5 C 0.719      
6 C 0.719      
7 H -0.819      
8 H -0.819      
9 H -0.819      
10 H -0.819      
11 H -0.307      
12 H -0.307      
13 H -0.307      
14 H -0.307      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.701 0.000 0.000
y 0.000 -37.147 0.000
z 0.000 0.000 -40.008
Traceless
 xyz
x 3.876 0.000 0.000
y 0.000 0.208 0.000
z 0.000 0.000 -4.084
Polar
3z2-r2-8.168
x2-y22.446
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.934 0.000 0.000
y 0.000 10.978 0.000
z 0.000 0.000 7.914


<r2> (average value of r2) Å2
<r2> 148.024
(<r2>)1/2 12.167