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All results from a given calculation for CF3CN (Acetonitrile, trifluoro-)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-427.944884
Energy at 298.15K-427.946048
Nuclear repulsion energy228.452228
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 B3PW91/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2393 2296 32.66      
2 A1 1228 1178 293.78      
3 A1 783 752 6.18      
4 A1 501 481 10.78      
5 E 1258 1207 252.66      
5 E 1258 1207 252.64      
6 E 646 620 2.44      
6 E 646 620 2.44      
7 E 458 440 4.25      
7 E 458 440 4.25      
8 E 201 193 4.61      
8 E 201 193 4.61      

Unscaled Zero Point Vibrational Energy (zpe) 5015.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 4811.7 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 B3PW91/3-21G*
ABC
0.18077 0.09731 0.09731

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.310
C2 0.000 0.000 1.148
N3 0.000 0.000 2.308
F4 0.000 1.279 -0.785
F5 1.108 -0.640 -0.785
F6 -1.108 -0.640 -0.785

Atom - Atom Distances (Å)
  C1 C2 N3 F4 F5 F6
C11.45802.61831.36441.36441.3644
C21.45801.16022.31772.31772.3177
N32.61831.16023.34703.34703.3470
F41.36442.31773.34702.21562.2156
F51.36442.31773.34702.21562.2156
F61.36442.31773.34702.21562.2156

picture of Acetonitrile, trifluoro- 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 F4 110.359
C2 C1 F5 110.359 C2 C1 F6 110.359
F4 C1 F5 108.569 F4 C1 F6 108.569
F5 C1 F6 108.569
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.873      
2 C 0.312      
3 N -0.427      
4 F -0.252      
5 F -0.252      
6 F -0.252      


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 -0.857 0.857
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.884 0.000 0.000
y 0.000 -30.884 0.000
z 0.000 0.000 -36.426
Traceless
 xyz
x 2.771 0.000 0.000
y 0.000 2.771 0.000
z 0.000 0.000 -5.542
Polar
3z2-r2-11.084
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> 127.026
(<r2>)1/2 11.271