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All results from a given calculation for C3H3N (acrylonitrile)

using model chemistry: B97D3/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 B97D3/cc-pVTZ
 hartrees
Energy at 0K-170.780593
Energy at 298.15K-170.782918
HF Energy-170.780593
Nuclear repulsion energy90.007089
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 B97D3/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' 3199 3155 3.22      
2 A' 3115 3072 1.54      
3 A' 3105 3062 1.43      
4 A' 2253 2222 4.58      
5 A' 1631 1608 1.48      
6 A' 1419 1399 5.84      
7 A' 1294 1276 0.13      
8 A' 1089 1074 2.12      
9 A' 869 857 1.10      
10 A' 568 561 0.03      
11 A' 229 226 2.53      
12 A" 981 968 19.23      
13 A" 952 938 33.16      
14 A" 693 683 9.82      
15 A" 337 332 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 10867.2 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 10715.1 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 B97D3/cc-pVTZ
ABC
1.69974 0.16474 0.15019

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.577 -0.533 0.000
N2 -1.073 -1.585 0.000
C3 0.000 0.770 0.000
H4 -0.705 1.598 0.000
C5 1.322 0.986 0.000
H6 2.032 0.165 0.000
H7 1.716 1.996 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 H7
C11.16301.42482.13502.43152.70073.4144
N21.16302.58763.20473.51313.56364.5393
C31.42482.58761.08781.33912.11972.1096
H42.13503.20471.08782.11693.08902.4536
C52.43153.51311.33912.11691.08521.0849
H62.70073.56362.11973.08901.08521.8582
H73.41444.53932.10962.45361.08491.8582

picture of acrylonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.466 C1 C3 C5 122.766
N2 C1 C3 178.372 C3 C5 H6 121.819
C3 C5 H7 120.730 H4 C3 C5 121.768
H6 C5 H7 117.451
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.042      
2 N -0.073      
3 C -0.074      
4 H 0.136      
5 C -0.192      
6 H 0.123      
7 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.931 3.339 0.000 3.857
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.459 -2.720 0.000
y -2.720 -25.584 0.000
z 0.000 0.000 -24.574
Traceless
 xyz
x 2.620 -2.720 0.000
y -2.720 -2.068 0.000
z 0.000 0.000 -0.552
Polar
3z2-r2-1.104
x2-y23.125
xy-2.720
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.084 2.114 0.000
y 2.114 7.123 0.000
z 0.000 0.000 3.347


<r2> (average value of r2) Å2
<r2> 78.466
(<r2>)1/2 8.858