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All results from a given calculation for C3H5ClO (Oxirane, (chloromethyl)-)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-49.719621
Energy at 298.15K-49.726050
Nuclear repulsion energy94.431076
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/CEP-121G*
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 3382 3055 36.34      
2 A 3352 3029 17.11      
3 A 3326 3004 11.25      
4 A 3283 2966 27.36      
5 A 3279 2962 29.30      
6 A 1675 1514 4.17      
7 A 1630 1473 5.88      
8 A 1573 1421 2.25      
9 A 1430 1292 50.79      
10 A 1385 1251 4.68      
11 A 1313 1186 8.98      
12 A 1294 1169 8.36      
13 A 1286 1161 4.29      
14 A 1217 1100 8.40      
15 A 1165 1053 0.25      
16 A 1083 978 50.48      
17 A 980 885 24.41      
18 A 956 863 0.99      
19 A 892 806 28.42      
20 A 815 736 89.19      
21 A 438 396 0.75      
22 A 396 358 4.39      
23 A 231 209 14.98      
24 A 98 88 9.72      

Unscaled Zero Point Vibrational Energy (zpe) 18238.5 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 16476.7 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/CEP-121G*
ABC
0.44707 0.06659 0.06217

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.800 -0.620 0.263
Cl2 2.233 0.425 -0.071
C3 -0.412 -0.089 -0.469
C4 -1.375 0.789 0.191
O5 -1.642 -0.591 0.005
H6 0.641 -0.624 1.330
H7 1.054 -1.615 -0.073
H8 -0.323 -0.054 -1.544
H9 -1.215 1.089 1.215
H10 -1.986 1.453 -0.399

Atom - Atom Distances (Å)
  C1 Cl2 C3 C4 O5 H6 H7 H8 H9 H10
C11.80401.51282.59272.45611.07961.08062.20172.80793.5357
Cl21.80402.72393.63594.00672.36642.35662.98863.73874.3551
C31.51282.72391.46031.41062.15272.15321.07932.20582.2046
C42.59273.63591.46031.41762.71263.42732.19711.07921.0784
O52.45614.00671.41061.41762.63962.88452.10482.11372.1124
H61.07962.36642.15272.71262.63961.76663.08512.52733.7692
H71.08062.35662.15323.42732.88451.76662.54933.75654.3316
H82.20172.98861.07932.19712.10483.08512.54933.11652.5199
H92.80793.73872.20581.07922.11372.52733.75653.11651.8257
H103.53574.35512.20461.07842.11243.76924.33162.51991.8257

picture of Oxirane, (chloromethyl)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 C4 121.385 C1 C3 O5 114.269
C1 C3 H8 115.270 Cl2 C1 C3 110.113
Cl2 C1 H6 107.631 Cl2 C1 H7 106.870
C3 C1 H6 111.178 C3 C1 H7 111.163
C3 C4 O5 58.678 C3 C4 H9 119.840
C3 C4 H10 119.788 C3 O5 C4 62.172
C4 C3 O5 59.149 C4 C3 H8 119.035
O5 C3 H8 114.763 O5 C4 H9 115.005
O5 C4 H10 114.947 H6 C1 H7 109.731
H9 C4 H10 115.601
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.341      
2 Cl -0.189      
3 C 0.183      
4 C -0.213      
5 O -0.417      
6 H 0.215      
7 H 0.210      
8 H 0.207      
9 H 0.173      
10 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.508 0.509 0.150 0.735
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.514 -5.693 0.389
y -5.693 -35.315 0.323
z 0.389 0.323 -34.153
Traceless
 xyz
x -8.779 -5.693 0.389
y -5.693 3.518 0.323
z 0.389 0.323 5.261
Polar
3z2-r210.522
x2-y2-8.199
xy-5.693
xz0.389
yz0.323


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.749 0.118 -0.414
y 0.118 6.060 0.059
z -0.414 0.059 5.464


<r2> (average value of r2) Å2
<r2> 113.302
(<r2>)1/2 10.644