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 C6H8 ((Z)-hexa-1,3,5-triene)

using model chemistry: B97D3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/cc-pVTZ
 hartrees
Energy at 0K-233.328053
Energy at 298.15K-233.335108
HF Energy-233.328053
Nuclear repulsion energy196.488884
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 B97D3/cc-pVTZ
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 3176 3132 33.31      
2 A1 3109 3065 30.27      
3 A1 3096 3053 11.17      
4 A1 3085 3041 1.96      
5 A1 1635 1612 0.00      
6 A1 1580 1557 0.21      
7 A1 1409 1390 0.42      
8 A1 1325 1306 4.78      
9 A1 1263 1246 0.46      
10 A1 1086 1070 0.28      
11 A1 883 871 0.13      
12 A1 391 386 0.03      
13 A1 164 162 0.12      
14 A2 1009 995 0.00      
15 A2 948 935 0.00      
16 A2 893 880 0.00      
17 A2 713 703 0.00      
18 A2 318 313 0.00      
19 A2 147 145 0.00      
20 B1 1000 986 34.16      
21 B1 896 883 82.14      
22 B1 825 813 1.17      
23 B1 588 580 23.84      
24 B1 96 95 0.34      
25 B2 3176 3131 0.10      
26 B2 3095 3051 0.14      
27 B2 3085 3042 18.49      
28 B2 3075 3032 0.06      
29 B2 1634 1611 16.99      
30 B2 1465 1444 6.07      
31 B2 1364 1345 0.00      
32 B2 1286 1268 0.26      
33 B2 1196 1180 3.68      
34 B2 952 939 4.08      
35 B2 680 671 0.00      
36 B2 346 341 10.92      

Unscaled Zero Point Vibrational Energy (zpe) 25492.8 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 25135.9 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 B97D3/cc-pVTZ
ABC
0.50050 0.05230 0.04735

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.679 0.758
C2 0.000 -0.679 0.758
C3 0.000 1.547 -0.397
C4 0.000 -1.547 -0.397
C5 0.000 2.890 -0.322
C6 0.000 -2.890 -0.322
H7 0.000 1.183 1.724
H8 0.000 -1.183 1.724
H9 0.000 1.083 -1.381
H10 0.000 -1.083 -1.381
H11 0.000 3.402 0.638
H12 0.000 -3.402 0.638
H13 0.000 3.511 -1.213
H14 0.000 -3.511 -1.213

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.35861.44482.50822.46063.72931.08972.09822.17712.77152.72574.08343.44954.6301
C21.35862.50821.44483.72932.46062.09821.08972.77152.17714.08342.72574.63013.4495
C31.44482.50823.09431.34514.43792.15223.45751.08842.80802.12425.05652.12615.1231
C42.50821.44483.09434.43791.34513.45752.15222.80801.08845.05652.12425.12312.1261
C52.46063.72931.34514.43795.78032.66474.55842.09514.11161.08786.36521.08536.4624
C63.72932.46064.43791.34515.78034.55842.66474.11162.09516.36521.08786.46241.0853
H71.08972.09822.15223.45752.66474.55842.36643.10723.84432.47084.71253.74715.5368
H82.09821.08973.45752.15224.55842.66472.36643.84433.10724.71252.47085.53683.7471
H92.17712.77151.08842.80802.09514.11163.10723.84432.16533.07534.91852.43384.5964
H102.77152.17712.80801.08844.11162.09513.84433.10722.16534.91853.07534.59642.4338
H112.72574.08342.12425.05651.08786.36522.47084.71253.07534.91856.80461.85337.1562
H124.08342.72575.05652.12426.36521.08784.71252.47084.91853.07536.80467.15621.8533
H133.44954.63012.12615.12311.08536.46243.74715.53682.43384.59641.85337.15627.0213
H144.63013.44955.12312.12616.46241.08535.53683.74714.59642.43387.15621.85337.0213

picture of (Z)-hexa-1,3,5-triene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 126.971 C1 C2 H8 118.096
C1 C3 C5 123.508 C1 C3 H9 117.484
C2 C1 C3 126.971 C2 C1 H7 118.096
C2 C4 C6 123.508 C2 C4 H10 117.484
C3 C1 H7 114.933 C3 C5 H11 121.584
C3 C5 H13 121.755 C4 C2 H8 114.933
C4 C6 H12 121.584 C4 C6 H14 121.755
C5 C3 H9 119.008 C6 C4 H10 119.008
H11 C5 H13 116.661 H12 C6 H14 116.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.085      
2 C -0.085      
3 C -0.047      
4 C -0.047      
5 C -0.255      
6 C -0.255      
7 H 0.090      
8 H 0.090      
9 H 0.098      
10 H 0.098      
11 H 0.095      
12 H 0.095      
13 H 0.103      
14 H 0.103      


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 -0.051 0.051
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.591 0.000 0.000
y 0.000 -34.313 0.000
z 0.000 0.000 -33.809
Traceless
 xyz
x -7.529 0.000 0.000
y 0.000 3.387 0.000
z 0.000 0.000 4.143
Polar
3z2-r28.285
x2-y2-7.277
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.650 0.000 0.000
y 0.000 23.935 0.000
z 0.000 0.000 9.566


<r2> (average value of r2) Å2
<r2> 233.831
(<r2>)1/2 15.292