return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H10 (cyclohexene)

using model chemistry: HF/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at HF/6-311+G(3df,2p)
 hartrees
Energy at 0K-233.093798
Energy at 298.15K-233.105757
Nuclear repulsion energy237.919585
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 HF/6-311+G(3df,2p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3301 2999 41.40      
2 A 3187 2896 81.27      
3 A 3171 2881 0.05      
4 A 3140 2853 13.37      
5 A 3132 2845 0.09      
6 A 1850 1681 5.17      
7 A 1626 1478 1.33      
8 A 1599 1453 0.19      
9 A 1509 1371 0.36      
10 A 1499 1362 0.05      
11 A 1371 1245 0.90      
12 A 1346 1223 0.00      
13 A 1254 1139 0.18      
14 A 1201 1091 0.04      
15 A 1140 1036 0.07      
16 A 1114 1012 0.00      
17 A 961 873 1.32      
18 A 890 808 0.67      
19 A 869 789 0.01      
20 A 535 486 0.00      
21 A 434 394 0.02      
22 A 297 270 0.02      
23 B 3274 2975 14.20      
24 B 3190 2899 92.04      
25 B 3169 2880 114.97      
26 B 3144 2856 22.55      
27 B 3131 2845 64.86      
28 B 1613 1466 3.65      
29 B 1607 1460 5.46      
30 B 1539 1398 0.23      
31 B 1502 1364 2.63      
32 B 1467 1333 1.66      
33 B 1395 1267 3.52      
34 B 1255 1140 8.63      
35 B 1109 1008 2.87      
36 B 1098 998 2.41      
37 B 1015 922 8.04      
38 B 932 847 4.25      
39 B 793 720 17.63      
40 B 709 644 22.08      
41 B 485 441 0.94      
42 B 182 166 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 34015.2 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 30906.2 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 HF/6-311+G(3df,2p)
ABC
0.15903 0.15339 0.08592

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311+G(3df,2p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.116 -0.649 1.300
C2 0.116 0.649 1.300
C3 0.251 1.473 0.046
C4 -0.251 -1.473 0.046
C5 -0.251 0.721 -1.186
C6 0.251 -0.721 -1.186
H7 -0.219 -1.166 2.239
H8 0.219 1.166 2.239
H9 1.294 1.754 -0.087
H10 -1.294 -1.754 -0.087
H11 -0.295 2.403 0.165
H12 0.295 -2.403 0.165
H13 -1.338 0.719 -1.186
H14 1.338 -0.719 -1.186
H15 0.062 1.234 -2.089
H16 -0.062 -1.234 -2.089

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
C11.31772.49121.50652.84172.51441.07642.06983.11152.12853.26092.12993.08942.88113.88083.4396
C21.31771.50652.49122.51442.84172.06981.07642.12853.11152.12993.26092.88113.08943.43963.8808
C32.49121.50652.98751.52842.51583.46232.21411.08813.57951.08563.87772.14722.73922.15663.4614
C41.50652.49122.98752.51581.52842.21413.46233.57951.08813.87771.08562.73922.14723.46142.1566
C52.84172.51441.52842.51581.52643.91023.48552.15942.90182.15823.44711.08682.14421.08452.1612
C62.51442.84172.51581.52841.52643.48553.91022.90182.15943.44712.15822.14421.08682.16121.0845
H71.07642.06983.46232.21413.91023.48552.37194.02702.62814.12822.46924.06613.78844.95624.3309
H82.06981.07642.21413.46233.48553.91022.37192.62814.02702.46924.12823.78844.06614.33094.9562
H93.11152.12851.08813.57952.15942.90184.02702.62814.35871.73494.28253.03402.70682.40763.8439
H102.12853.11153.57951.08812.90182.15942.62814.02704.35874.28251.73492.70683.03403.84392.4076
H113.26092.12991.08563.87772.15823.44714.12822.46921.73494.28254.84242.39743.77372.56404.2850
H122.12993.26093.87771.08563.44712.15822.46924.12824.28251.73494.84243.77372.39744.28502.5640
H133.08942.88112.14722.73921.08682.14424.06613.78843.03402.70682.39743.77373.03771.74372.5012
H142.88113.08942.73922.14722.14421.08683.78844.06612.70683.03403.77372.39743.03772.50121.7437
H153.88083.43962.15663.46141.08452.16124.95624.33092.40763.84392.56404.28501.74372.50122.4710
H163.43963.88083.46142.15662.16121.08454.33094.95623.84392.40764.28502.56402.50121.74372.4710

picture of cyclohexene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.653 C1 C2 H8 119.316
C1 C4 C6 111.886 C1 C4 H10 109.180
C1 C4 H12 109.441 C2 C1 C4 123.653
C2 C1 H7 119.316 C2 C3 C5 111.886
C2 C3 H9 109.180 C2 C3 H11 109.441
C3 C2 H8 117.032 C3 C5 C6 110.885
C3 C5 H13 109.212 C3 C5 H15 110.087
C4 C1 H7 117.032 C4 C6 C5 110.885
C4 C6 H14 109.212 C4 C6 H16 110.087
C5 C3 H9 110.098 C5 C3 H11 110.151
C5 C6 H14 109.116 C5 C6 H16 110.599
C6 C4 H10 110.098 C6 C4 H12 110.151
C6 C5 H13 109.116 C6 C5 H15 110.599
H9 C3 H11 105.902 H10 C4 H12 105.902
H13 C5 H15 106.842 H14 C6 H16 106.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.185      
2 C -0.185      
3 C -0.225      
4 C -0.225      
5 C -0.176      
6 C -0.176      
7 H 0.102      
8 H 0.102      
9 H 0.145      
10 H 0.145      
11 H 0.110      
12 H 0.110      
13 H 0.132      
14 H 0.132      
15 H 0.097      
16 H 0.097      


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 -0.342 0.342
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.819 0.511 0.000
y 0.511 -37.299 0.000
z 0.000 0.000 -38.539
Traceless
 xyz
x -1.901 0.511 0.000
y 0.511 1.881 0.000
z 0.000 0.000 0.020
Polar
3z2-r20.040
x2-y2-2.521
xy0.511
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.179 0.485 0.000
y 0.485 11.336 0.000
z 0.000 0.000 9.833


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000