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All results from a given calculation for CH3CN (Acetonitrile)

using model chemistry: B97D3/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B97D3/aug-cc-pVQZ
 hartrees
Energy at 0K-132.727032
Energy at 298.15K 
HF Energy-132.727032
Nuclear repulsion energy58.424148
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/aug-cc-pVQZ
Rotational Constants (cm-1) from geometry optimized at B97D3/aug-cc-pVQZ
ABC
5.29340 0.30726 0.30726

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.178
C2 0.000 0.000 0.279
N3 0.000 0.000 1.437
H4 0.000 1.026 -1.555
H5 0.889 -0.513 -1.555
H6 -0.889 -0.513 -1.555

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.45652.61451.09351.09351.0935
C21.45651.15792.10152.10152.1015
N32.61451.15793.16303.16303.1630
H41.09352.10153.16301.77761.7776
H51.09352.10153.16301.77761.7776
H61.09352.10153.16301.77761.7776

picture of Acetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 180.000 C2 C1 H4 110.188
C2 C1 H5 110.188 C2 C1 H6 110.188
H4 C1 H5 108.745 H4 C1 H6 108.745
H5 C1 H6 108.745
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.647      
2 C 0.150      
3 N -0.425      
4 H 0.307      
5 H 0.307      
6 H 0.307      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.989 3.989
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.626 0.000 0.000
y 0.000 -17.626 0.000
z 0.000 0.000 -20.843
Traceless
 xyz
x 1.608 0.000 0.000
y 0.000 1.608 0.000
z 0.000 0.000 -3.217
Polar
3z2-r2-6.434
x2-y20.000
xy0.000
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 45.332
(<r2>)1/2 6.733