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All results from a given calculation for C3H3N (acrylonitrile)

using model chemistry: wB97X-D/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/cc-pVTZ
 hartrees
Energy at 0K-170.825785
Energy at 298.15K-170.828195
HF Energy-170.825785
Nuclear repulsion energy90.574422
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 wB97X-D/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 A' 3278 3134 1.02      
2 A' 3214 3073 0.80      
3 A' 3182 3042 0.44      
4 A' 2385 2280 10.03      
5 A' 1712 1637 0.82      
6 A' 1454 1390 9.13      
7 A' 1329 1270 0.37      
8 A' 1117 1068 2.94      
9 A' 885 846 1.42      
10 A' 588 562 0.06      
11 A' 240 230 3.09      
12 A" 1028 982 27.28      
13 A" 1014 969 30.81      
14 A" 716 685 13.07      
15 A" 349 334 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 11245.6 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 10750.8 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 wB97X-D/cc-pVTZ
ABC
1.69676 0.16713 0.15214

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.573 -0.537 0.000
N2 -1.063 -1.575 0.000
C3 0.000 0.775 0.000
H4 -0.707 1.594 0.000
C5 1.310 0.978 0.000
H6 2.014 0.157 0.000
H7 1.712 1.981 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 H7
C11.14771.43232.13582.41692.67803.4006
N21.14772.57973.18923.48563.53084.5110
C31.43232.57971.08161.32562.10652.0941
H42.13583.18921.08162.10883.07672.4495
C52.41693.48561.32562.10881.08121.0810
H62.67803.53082.10653.07671.08121.8491
H73.40064.51102.09412.44951.08101.8491

picture of acrylonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.630 C1 C3 C5 122.361
N2 C1 C3 178.281 C3 C5 H6 121.812
C3 C5 H7 120.616 H4 C3 C5 122.009
H6 C5 H7 117.572
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.046      
2 N -0.082      
3 C -0.078      
4 H 0.151      
5 C -0.205      
6 H 0.133      
7 H 0.127      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.013 3.456 0.000 3.999
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.224 -2.756 0.000
y -2.756 -25.557 0.000
z 0.000 0.000 -24.613
Traceless
 xyz
x 2.861 -2.756 0.000
y -2.756 -2.139 0.000
z 0.000 0.000 -0.722
Polar
3z2-r2-1.445
x2-y23.333
xy-2.756
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.852 1.903 0.000
y 1.903 6.701 0.000
z 0.000 0.000 3.302


<r2> (average value of r2) Å2
<r2> 77.608
(<r2>)1/2 8.810