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All results from a given calculation for C3H3N (acrylonitrile)

using model chemistry: M06-2X/aug-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 M06-2X/aug-cc-pVTZ
 hartrees
Energy at 0K-170.821870
Energy at 298.15K-170.824259
HF Energy-170.821870
Nuclear repulsion energy90.580723
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 M06-2X/aug-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' 3255 3110 0.25      
2 A' 3191 3049 1.61      
3 A' 3160 3020 0.18      
4 A' 2393 2287 10.89      
5 A' 1706 1630 0.62      
6 A' 1448 1384 8.75      
7 A' 1318 1259 0.64      
8 A' 1110 1060 3.09      
9 A' 884 845 1.45      
10 A' 586 560 0.09      
11 A' 235 225 3.57      
12 A" 1015 970 5.31      
13 A" 1005 961 50.19      
14 A" 713 682 12.73      
15 A" 344 328 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 11180.3 cm-1
Scaled (by 0.9557) Zero Point Vibrational Energy (zpe) 10685.0 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 M06-2X/aug-cc-pVTZ
ABC
1.67952 0.16751 0.15232

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.578 -0.534 0.000
N2 -1.061 -1.574 0.000
C3 0.000 0.779 0.000
H4 -0.702 1.602 0.000
C5 1.311 0.972 0.000
H6 2.006 0.144 0.000
H7 1.720 1.972 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 H7
C11.14651.43522.14012.41632.67183.4007
N21.14652.58163.19663.47993.51554.5068
C31.43522.58161.08141.32552.10462.0933
H42.14013.19661.08142.10943.07582.4499
C52.41633.47991.32552.10941.08111.0807
H62.67183.51552.10463.07581.08111.8509
H73.40074.50682.09332.44991.08071.8509

picture of acrylonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.794 C1 C3 C5 122.100
N2 C1 C3 178.841 C3 C5 H6 121.652
C3 C5 H7 120.569 H4 C3 C5 122.106
H6 C5 H7 117.779
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.579      
2 N -0.683      
3 C 0.171      
4 H 0.195      
5 C -0.812      
6 H 0.216      
7 H 0.335      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.048 3.505 0.000 4.059
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.514 -2.786 0.000
y -2.786 -25.891 0.000
z 0.000 0.000 -24.986
Traceless
 xyz
x 2.924 -2.786 0.000
y -2.786 -2.141 0.000
z 0.000 0.000 -0.783
Polar
3z2-r2-1.567
x2-y23.376
xy-2.786
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.200 1.816 0.000
y 1.816 7.093 0.000
z 0.000 0.000 4.216


<r2> (average value of r2) Å2
<r2> 77.737
(<r2>)1/2 8.817