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All results from a given calculation for C5H8 (1,3-Pentadiene, (Z)-)

using model chemistry: QCISD(T)/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)/cc-pVDZ
 hartrees
Energy at 0K-194.739534
Energy at 298.15K-194.746854
HF Energy-193.970201
Nuclear repulsion energy153.870103
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 QCISD(T)/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 A' 3246 3094        
2 A' 3180 3030        
3 A' 3165 3016        
4 A' 3149 3001        
5 A' 3146 2998        
6 A' 3137 2990        
7 A' 3038 2896        
8 A' 1710 1630        
9 A' 1642 1565        
10 A' 1481 1412        
11 A' 1462 1393        
12 A' 1410 1344        
13 A' 1376 1311        
14 A' 1303 1241        
15 A' 1270 1211        
16 A' 1180 1125        
17 A' 1052 1002        
18 A' 963 918        
19 A' 893 851        
20 A' 605 576        
21 A' 381 363        
22 A' 219 208        
23 A" 3103 2957        
24 A" 1471 1402        
25 A" 1045 996        
26 A" 1005 958        
27 A" 954 909        
28 A" 890 849        
29 A" 777 741        
30 A" 622 592        
31 A" 341 325        
32 A" 125 119        
33 A" 111 106        

Unscaled Zero Point Vibrational Energy (zpe) 24724.8 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 23565.2 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 QCISD(T)/cc-pVDZ
ABC
0.51827 0.08638 0.07509

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.417 0.156 0.000
C2 1.110 -0.219 0.000
C3 0.000 0.748 0.000
C4 -1.331 0.457 0.000
C5 -1.965 -0.916 0.000
H6 2.706 1.217 0.000
H7 3.226 -0.586 0.000
H8 0.866 -1.290 0.000
H9 0.295 1.810 0.000
H10 -2.033 1.305 0.000
H11 -1.221 -1.731 0.000
H12 -2.613 -1.043 0.890
H13 -2.613 -1.043 -0.890

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
C11.35972.48873.76004.51191.09951.09722.12112.69014.59594.09875.24715.2471
C21.35971.47232.53263.15382.14642.14711.09932.18583.49292.77903.91573.9157
C32.48871.47231.36242.57552.74603.49072.21501.10142.10772.76373.29053.2905
C43.76002.53261.36241.51214.10744.67412.80662.11531.10152.19012.16412.1641
C54.51193.15382.57551.51215.13525.20172.85603.54102.22221.10361.10791.1079
H61.09952.14642.74604.10745.13521.87633.11012.48224.73924.91045.84695.8469
H71.09722.14713.49074.67415.20171.87632.46283.78485.58814.59215.92385.9238
H82.12111.09932.21502.80662.85603.11012.46283.15203.89102.13323.59953.5995
H92.69012.18581.10142.11533.54102.48223.78483.15202.38193.85154.16944.1694
H104.59593.49292.10771.10152.22224.73925.58813.89102.38193.14272.57702.5770
H114.09872.77902.76372.19011.10364.91044.59212.13323.85153.14271.78961.7896
H125.24713.91573.29052.16411.10795.84695.92383.59954.16942.57701.78961.7803
H135.24713.91573.29052.16411.10795.84695.92383.59954.16942.57701.78961.7803

picture of 1,3-Pentadiene, (Z)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 122.944 C1 C2 H8 118.841
C2 C1 H6 121.207 C2 C1 H7 121.463
C2 C3 C4 126.573 C2 C3 H9 115.511
C3 C2 H8 118.215 C3 C4 C5 127.191
C3 C4 H10 117.223 C4 C3 H9 117.916
C4 C5 H11 112.777 C4 C5 H12 110.425
C4 C5 H13 110.425 C5 C4 H10 115.586
H6 C1 H7 117.329 H11 C5 H12 108.042
H11 C5 H13 108.042 H12 C5 H13 106.914
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability