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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-49.599995
Energy at 298.15K-49.606347
Nuclear repulsion energy92.915222
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 3411 3112 23.28      
2 A 3368 3073 10.62      
3 A 3346 3053 5.20      
4 A 3291 3003 13.90      
5 A 3273 2986 16.01      
6 A 1650 1506 1.49      
7 A 1624 1482 7.89      
8 A 1564 1427 0.49      
9 A 1426 1301 44.90      
10 A 1374 1253 1.02      
11 A 1324 1208 2.72      
12 A 1284 1172 2.83      
13 A 1264 1154 2.03      
14 A 1185 1081 5.57      
15 A 1156 1055 0.30      
16 A 1043 951 30.32      
17 A 972 887 1.64      
18 A 907 828 26.18      
19 A 845 771 41.41      
20 A 742 677 99.30      
21 A 435 397 0.19      
22 A 385 351 6.39      
23 A 223 203 21.77      
24 A 89 81 14.77      

Unscaled Zero Point Vibrational Energy (zpe) 18088.7 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 16506.0 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
0.42658 0.06476 0.06015

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 -0.780 -0.660 -0.253
Cl2 -2.271 0.426 0.062
C3 0.414 -0.100 0.478
C4 1.350 0.834 -0.181
O5 1.701 -0.587 -0.028
H6 -0.636 -0.668 -1.321
H7 -1.055 -1.638 0.104
H8 0.339 -0.088 1.549
H9 1.168 1.139 -1.194
H10 1.938 1.503 0.417

Atom - Atom Distances (Å)
  C1 Cl2 C3 C4 O5 H6 H7 H8 H9 H10
C11.87151.50772.60252.49201.07681.07712.19772.81393.5381
Cl21.87152.76693.65174.09982.40452.39623.04793.73004.3591
C31.50772.76691.47761.46652.15842.15911.07372.21452.2136
C42.60253.65171.47761.47122.73783.46052.20561.07431.0731
O52.49204.09981.46651.47122.67132.95252.14272.15032.1503
H61.07682.40452.15842.73782.67131.77433.08592.55623.7890
H71.07712.39622.15913.46052.95251.77432.53673.78724.3504
H82.19773.04791.07372.20562.14273.08592.53673.11802.5243
H92.81393.73002.21451.07432.15032.55623.78723.11801.8226
H103.53814.35912.21361.07312.15033.78904.35042.52431.8226

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 121.321 C1 C3 O5 113.821
C1 C3 H8 115.698 Cl2 C1 C3 109.459
Cl2 C1 H6 106.125 Cl2 C1 H7 105.521
C3 C1 H6 112.182 C3 C1 H7 112.221
C3 C4 O5 59.644 C3 C4 H9 119.563
C3 C4 H10 119.567 C3 O5 C4 60.397
C4 C3 O5 59.960 C4 C3 H8 118.795
O5 C3 H8 114.139 O5 C4 H9 114.387
O5 C4 H10 114.467 H6 C1 H7 110.921
H9 C4 H10 116.148
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 -0.500      
2 Cl -0.084      
3 C 0.215      
4 C -0.149      
5 O -0.417      
6 H 0.216      
7 H 0.214      
8 H 0.184      
9 H 0.161      
10 H 0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.489 0.634 -0.072 0.804
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.938 7.354 0.759
y 7.354 -35.588 -0.412
z 0.759 -0.412 -34.269
Traceless
 xyz
x -12.010 7.354 0.759
y 7.354 5.016 -0.412
z 0.759 -0.412 6.994
Polar
3z2-r213.989
x2-y2-11.350
xy7.354
xz0.759
yz-0.412


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.932 -0.526 -0.600
y -0.526 6.005 -0.068
z -0.600 -0.068 4.938


<r2> (average value of r2) Å2
<r2> 116.615
(<r2>)1/2 10.799