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

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-338.150223
Energy at 298.15K 
HF Energy-338.150223
Nuclear repulsion energy133.643154
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 mPW1PW91/6-31G*
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 3178 3014 55.49 62.31 0.22 0.36
2 A1 1173 1112 105.17 3.85 0.01 0.02
3 A1 707 670 13.81 1.55 0.44 0.61
4 E 1446 1371 92.17 3.82 0.75 0.86
4 E 1446 1371 92.16 3.82 0.75 0.86
5 E 1214 1152 236.35 3.21 0.75 0.86
5 E 1214 1152 236.34 3.21 0.75 0.86
6 E 506 479 2.93 1.10 0.75 0.86
6 E 506 479 2.93 1.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5694.8 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 5400.4 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 mPW1PW91/6-31G*
ABC
0.34468 0.34468 0.18893

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.336
H2 0.000 0.000 1.428
F3 0.000 1.251 -0.128
F4 1.084 -0.626 -0.128
F5 -1.084 -0.626 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.09111.33451.33451.3345
H21.09111.99601.99601.9960
F31.33451.99602.16712.1671
F41.33451.99602.16712.1671
F51.33451.99602.16712.1671

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 110.352 H2 C1 F4 110.352
H2 C1 F5 110.352 F3 C1 F4 108.577
F3 C1 F5 108.577 F4 C1 F5 108.577
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.633      
2 H 0.148      
3 F -0.260      
4 F -0.260      
5 F -0.260      


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 1.442 1.442
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.313 0.000 0.000
y 0.000 -21.313 0.000
z 0.000 0.000 -18.144
Traceless
 xyz
x -1.584 0.000 0.000
y 0.000 -1.584 0.000
z 0.000 0.000 3.169
Polar
3z2-r26.338
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 1.986 0.000 0.000
y 0.000 1.986 0.000
z 0.000 0.000 1.916


<r2> (average value of r2) Å2
<r2> 58.077
(<r2>)1/2 7.621