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All results from a given calculation for CHF3 (Methane, trifluoro-)

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-338.130999
Energy at 298.15K 
HF Energy-338.130999
Nuclear repulsion energy132.896141
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 B3PW91/6-31+G**
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 3168 3042 29.95      
2 A1 1140 1094 101.23      
3 A1 688 661 13.65      
4 E 1387 1332 59.52      
4 E 1387 1332 59.52      
5 E 1159 1113 313.89      
5 E 1159 1113 313.89      
6 E 496 476 2.63      
6 E 496 476 2.63      

Unscaled Zero Point Vibrational Energy (zpe) 5539.9 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 5318.9 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 B3PW91/6-31+G**
ABC
0.34086 0.34086 0.18692

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.341
H2 0.000 0.000 1.433
F3 0.000 1.258 -0.129
F4 1.089 -0.629 -0.129
F5 -1.089 -0.629 -0.129

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.09211.34271.34271.3427
H21.09212.00532.00532.0053
F31.34272.00532.17882.1788
F41.34272.00532.17882.1788
F51.34272.00532.17882.1788

picture of Methane, trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.473 H2 C1 F4 110.473
H2 C1 F5 110.473 F3 C1 F4 108.451
F3 C1 F5 108.451 F4 C1 F5 108.451
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.714      
2 H 0.150      
3 F -0.288      
4 F -0.288      
5 F -0.288      


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 1.714 1.714
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.449 0.000 0.000
y 0.000 -22.449 0.000
z 0.000 0.000 -18.659
Traceless
 xyz
x -1.895 0.000 0.000
y 0.000 -1.895 0.000
z 0.000 0.000 3.790
Polar
3z2-r27.581
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 2.526 0.000 0.000
y 0.000 2.526 0.000
z 0.000 0.000 2.327


<r2> (average value of r2) Å2
<r2> 59.154
(<r2>)1/2 7.691