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: CCSD(T)=FULL/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 CCSD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-337.514550
Energy at 298.15K 
HF Energy-336.788339
Nuclear repulsion energy133.079154
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 CCSD(T)=FULL/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 3169 3052 0.00      
2 A1 1150 1108 0.00      
3 A1 703 677 0.00      
4 E 1425 1372 0.00      
4 E 1425 1372 0.00      
5 E 1209 1164 0.00      
5 E 1209 1164 0.00      
6 E 513 494 0.00      
6 E 512 494 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 5656.9 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 5448.8 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 CCSD(T)=FULL/cc-pVDZ
ABC
0.34179 0.34179 0.18741

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.338
H2 0.000 0.000 1.439
F3 0.000 1.256 -0.128
F4 1.088 -0.628 -0.128
F5 -1.088 -0.628 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.10091.34001.34001.3400
H21.10092.00852.00852.0085
F31.34002.00852.17592.1759
F41.34002.00852.17592.1759
F51.34002.00852.17592.1759

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 110.359 H2 C1 F4 110.359
H2 C1 F5 110.359 F3 C1 F4 108.569
F3 C1 F5 108.569 F4 C1 F5 108.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability