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All results from a given calculation for CF2 (Difluoromethylene)

using model chemistry: B3PW91/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
2 1 yes C2V 3B1

State 1 (1A1)

Jump to S2C1
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-237.618190
Energy at 298.15K-237.617963
HF Energy-237.618190
Nuclear repulsion energy64.354901
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/cc-pVDZ
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 1243 1199 116.05      
2 A1 666 643 2.99      
3 B2 1146 1106 355.97      

Unscaled Zero Point Vibrational Energy (zpe) 1527.4 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 1473.9 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/cc-pVDZ
ABC
2.86153 0.41477 0.36226

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.603
F2 0.000 1.034 -0.201
F3 0.000 -1.034 -0.201

Atom - Atom Distances (Å)
  C1 F2 F3
C11.30981.3098
F21.30982.0685
F31.30982.0685

picture of Difluoromethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 F3 104.298
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.159      
2 F -0.080      
3 F -0.080      


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 -0.648 0.648
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.948 0.000 0.000
y 0.000 -15.534 0.000
z 0.000 0.000 -16.690
Traceless
 xyz
x 2.164 0.000 0.000
y 0.000 -0.215 0.000
z 0.000 0.000 -1.950
Polar
3z2-r2-3.899
x2-y21.586
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.438 0.000 0.000
y 0.000 2.149 0.000
z 0.000 0.000 1.457


<r2> (average value of r2) Å2
<r2> 31.773
(<r2>)1/2 5.637

State 2 (3B1)

Jump to S1C1
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-237.539058
Energy at 298.15K-237.538745
Nuclear repulsion energy62.060595
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/cc-pVDZ
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 1150 1109 50.12      
2 A1 513 495 7.11      
3 B2 1338 1291 280.58      

Unscaled Zero Point Vibrational Energy (zpe) 1500.2 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 1447.7 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/cc-pVDZ
ABC
4.20039 0.34046 0.31493

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.498
F2 0.000 1.142 -0.166
F3 0.000 -1.142 -0.166

Atom - Atom Distances (Å)
  C1 F2 F3
C11.32031.3203
F21.32032.2831
F31.32032.2831

picture of Difluoromethylene state 2 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 F3 119.676
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.227      
2 F -0.113      
3 F -0.113      


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 0.343 0.343
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.919 0.000 0.000
y 0.000 -15.828 0.000
z 0.000 0.000 -14.387
Traceless
 xyz
x 0.189 0.000 0.000
y 0.000 -1.175 0.000
z 0.000 0.000 0.986
Polar
3z2-r21.972
x2-y20.909
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.033 0.000 0.000
y 0.000 2.013 0.000
z 0.000 0.000 1.364


<r2> (average value of r2) Å2
<r2> 34.833
(<r2>)1/2 5.902