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

using model chemistry: mPW1PW91/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-338.204674
Energy at 298.15K 
HF Energy-338.204674
Nuclear repulsion energy133.105054
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/aug-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 3171 3038 25.88 70.79 0.17 0.29
2 A1 1136 1088 93.86 5.62 0.03 0.05
3 A1 689 660 13.32 1.90 0.24 0.39
4 E 1368 1311 43.44 1.72 0.75 0.86
4 E 1368 1311 43.45 1.72 0.75 0.86
5 E 1158 1109 295.28 2.26 0.75 0.86
5 E 1158 1109 295.25 2.26 0.75 0.86
6 E 496 476 2.25 0.83 0.75 0.86
6 E 496 476 2.24 0.83 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5519.1 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 5288.9 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 mPW1PW91/aug-cc-pVDZ
ABC
0.34200 0.34200 0.18766

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

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 1.437
F3 0.000 1.255 -0.129
F4 1.087 -0.628 -0.129
F5 -1.087 -0.628 -0.129

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.09571.34051.34051.3405
H21.09572.00682.00682.0068
F31.34052.00682.17452.1745
F41.34052.00682.17452.1745
F51.34052.00682.17452.1745

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 110.521 H2 C1 F4 110.521
H2 C1 F5 110.521 F3 C1 F4 108.401
F3 C1 F5 108.401 F4 C1 F5 108.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.396      
2 H -0.277      
3 F -0.373      
4 F -0.373      
5 F -0.373      


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 1.640 1.640
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.333 0.000 0.000
y 0.000 -22.333 0.000
z 0.000 0.000 -18.696
Traceless
 xyz
x -1.818 0.000 0.000
y 0.000 -1.818 0.000
z 0.000 0.000 3.637
Polar
3z2-r27.274
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 2.758 0.000 0.000
y 0.000 2.758 0.000
z 0.000 0.000 2.549


<r2> (average value of r2) Å2
<r2> 58.957
(<r2>)1/2 7.678