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All results from a given calculation for C3H6O (Propylene oxide)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-193.035208
Energy at 298.15K-193.042114
Nuclear repulsion energy125.038819
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 B1B95/6-31+G**
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 3204 3065 28.65      
2 A 3158 3021 29.26      
3 A 3140 3003 18.36      
4 A 3129 2993 14.60      
5 A 3112 2977 27.36      
6 A 3061 2928 18.69      
7 A 1542 1475 11.26      
8 A 1496 1431 7.53      
9 A 1481 1417 6.16      
10 A 1450 1387 21.71      
11 A 1399 1339 4.39      
12 A 1304 1247 4.93      
13 A 1187 1136 2.30      
14 A 1167 1116 4.99      
15 A 1156 1106 0.37      
16 A 1129 1080 9.02      
17 A 1042 997 14.18      
18 A 999 956 13.47      
19 A 907 868 3.89      
20 A 877 839 40.89      
21 A 803 768 6.68      
22 A 405 387 5.40      
23 A 364 348 3.49      
24 A 214 204 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 18862.2 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 18043.6 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 B1B95/6-31+G**
ABC
0.61105 0.22322 0.19937

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.821 -0.781 -0.248
C2 -1.503 0.102 -0.147
H3 -1.404 0.343 -1.207
H4 -2.072 -0.827 -0.058
H5 -2.074 0.897 0.341
C6 -0.152 -0.044 0.487
H7 -0.150 -0.274 1.553
C8 1.040 0.612 -0.055
H9 0.948 1.222 -0.952
H10 1.871 0.865 0.600

Atom - Atom Distances (Å)
  O1 C2 H3 H4 H5 C6 H7 C8 H9 H10
O12.48862.67142.90013.39781.42542.10841.42362.12682.1283
C22.48861.09201.09311.09371.49972.20472.59582.81263.5391
H32.67141.09201.77071.77602.14233.09392.71582.52393.7772
H42.90011.09311.77071.77002.14452.56813.42933.75754.3411
H53.39781.09371.77601.77002.14462.55703.15213.30293.9533
C61.42541.49972.14232.14452.14461.09041.46502.20992.2204
H72.10842.20473.09392.56812.55701.09042.18863.11782.5082
C81.42362.59582.71583.42933.15211.46502.18861.08851.0879
H92.12682.81262.52393.75753.30292.20993.11781.08851.8413
H102.12833.53913.77724.34113.95332.22042.50821.08791.8413

picture of Propylene oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C6 C2 116.571 O1 C6 H7 113.200
O1 C6 C8 58.995 O1 C8 C6 59.116
O1 C8 H9 115.043 O1 C8 H10 115.219
C2 C6 H7 115.789 C2 C6 C8 122.224
H3 C2 H4 108.265 H3 C2 H5 108.688
H3 C2 C6 110.513 H4 C2 H5 108.073
H4 C2 C6 110.626 H5 C2 C6 110.595
C6 O1 C8 61.889 C6 C8 H9 119.133
C6 C8 H10 120.145 H7 C6 C8 117.094
H9 C8 H10 115.570
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.330      
2 C -0.552      
3 H 0.164      
4 H 0.172      
5 H 0.163      
6 C 0.079      
7 H 0.149      
8 C -0.139      
9 H 0.146      
10 H 0.148      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.900 1.768 0.733 2.115
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.305 2.447 0.442
y 2.447 -26.494 -1.229
z 0.442 -1.229 -24.302
Traceless
 xyz
x 1.093 2.447 0.442
y 2.447 -2.191 -1.229
z 0.442 -1.229 1.098
Polar
3z2-r22.196
x2-y22.189
xy2.447
xz0.442
yz-1.229


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.423 0.414 -0.137
y 0.414 5.142 -0.146
z -0.137 -0.146 5.207


<r2> (average value of r2) Å2
<r2> 74.657
(<r2>)1/2 8.640