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 CHF3 (Methane, trifluoro-)

using model chemistry: B2PLYP=FULL/6-311G*

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=FULL/6-311G*
 hartrees
Energy at 0K-338.115134
Energy at 298.15K 
HF Energy-337.853863
Nuclear repulsion energy133.387874
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=FULL/6-311G*
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 3200 3200 48.26 62.23 0.22 0.36
2 A1 1150 1150 115.48 3.30 0.01 0.01
3 A1 702 702 14.67 1.93 0.44 0.61
4 E 1435 1435 70.28 3.94 0.75 0.86
4 E 1435 1435 70.28 3.94 0.75 0.86
5 E 1174 1174 293.98 2.54 0.75 0.86
5 E 1174 1174 293.99 2.54 0.75 0.86
6 E 510 510 2.74 1.39 0.75 0.86
6 E 510 510 2.74 1.39 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5645.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5645.8 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=FULL/6-311G*
ABC
0.34332 0.34332 0.18811

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.337
H2 0.000 0.000 1.424
F3 0.000 1.254 -0.128
F4 1.086 -0.627 -0.128
F5 -1.086 -0.627 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08701.33741.33741.3374
H21.08701.99541.99541.9954
F31.33741.99542.17192.1719
F41.33741.99542.17192.1719
F51.33741.99542.17192.1719

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 108.576
F3 C1 F5 108.576 F4 C1 F5 108.576
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability