return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CF3Cl (Methane, chlorotrifluoro-)

using model chemistry: B2PLYP/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 B2PLYP/3-21G*
 hartrees
Energy at 0K-793.417617
Energy at 298.15K 
HF Energy-793.225353
Nuclear repulsion energy246.048157
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 B2PLYP/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 1078 1078 453.19 1.54 0.48 0.65
2 A1 727 727 73.13 5.56 0.01 0.02
3 A1 440 440 0.98 7.52 0.36 0.53
4 E 1286 1286 240.79 0.54 0.75 0.86
4 E 1286 1286 240.79 0.54 0.75 0.86
5 E 532 532 7.90 1.79 0.75 0.86
5 E 532 532 7.90 1.79 0.75 0.86
6 E 329 329 0.31 2.07 0.75 0.86
6 E 329 329 0.31 2.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3270.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3270.6 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 B2PLYP/3-21G*
ABC
0.18152 0.10776 0.10776

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.353
Cl2 0.000 0.000 1.421
F3 0.000 1.277 -0.816
F4 1.105 -0.638 -0.816
F5 -1.105 -0.638 -0.816

Atom - Atom Distances (Å)
  C1 Cl2 F3 F4 F5
C11.77331.35801.35801.3580
Cl21.77332.57522.57522.5752
F31.35802.57522.21102.2110
F41.35802.57522.21102.2110
F51.35802.57522.21102.2110

picture of Methane, chlorotrifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 F3 109.947 Cl2 C1 F4 109.947
Cl2 C1 F5 109.947 F3 C1 F4 108.991
F3 C1 F5 108.991 F4 C1 F5 108.991
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.787      
2 Cl 0.028      
3 F -0.272      
4 F -0.272      
5 F -0.272      


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 0.285 0.285
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.461 0.000 0.000
y 0.000 -33.461 0.000
z 0.000 0.000 -31.738
Traceless
 xyz
x -0.861 0.000 0.000
y 0.000 -0.861 0.000
z 0.000 0.000 1.723
Polar
3z2-r23.446
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 2.245 0.000 0.000
y 0.000 2.245 0.000
z 0.000 0.000 3.791


<r2> (average value of r2) Å2
<r2> 117.569
(<r2>)1/2 10.843