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All results from a given calculation for ClF3 (Chlorine trifluoride)

using model chemistry: B2PLYP=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no D3H 1A1'
1 2 yes C2V 1A1

Conformer 1 (D3H)

Jump to S1C2
Energy calculated at B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-759.153741
Energy at 298.15K 
HF Energy-758.823331
Nuclear repulsion energy182.042105
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/6-31G(2df,p)
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' 555 555 0.00      
2 A2" 425 425 18.10      
3 E' 60i 60i 0.32      
3 E' 60i 60i 0.32      
4 E' 595 595 196.27      
4 E' 595 595 196.26      

Unscaled Zero Point Vibrational Energy (zpe) 1025.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1025.4 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 B2PLYP=FULL/6-31G(2df,p)
ABC
0.19492 0.19492 0.09746

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.000
F2 0.000 1.742 0.000
F3 1.509 -0.871 0.000
F4 -1.509 -0.871 0.000

Atom - Atom Distances (Å)
  Cl1 F2 F3 F4
Cl11.74211.74211.7421
F21.74213.01743.0174
F31.74213.01743.0174
F41.74213.01743.0174

picture of Chlorine trifluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Cl1 F3 120.000 F2 Cl1 F4 120.000
F3 Cl1 F4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-759.180517
Energy at 298.15K-759.181862
HF Energy-758.872632
Nuclear repulsion energy194.709735
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/6-31G(2df,p)
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 752 752 40.43      
2 A1 539 539 2.37      
3 A1 319 319 10.83      
4 B1 326 326 13.65      
5 B2 735 735 388.89      
6 B2 423 423 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 1546.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1546.2 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/6-31G(2df,p)
ABC
0.45007 0.15225 0.11376

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.000 0.365
F2 0.000 0.000 -1.252
F3 0.000 1.707 0.281
F4 0.000 -1.707 0.281

Atom - Atom Distances (Å)
  Cl1 F2 F3 F4
Cl11.61761.70921.7092
F21.61762.29442.2944
F31.70922.29443.4142
F41.70922.29443.4142

picture of Chlorine trifluoride state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Cl1 F3 87.165 F2 Cl1 F4 87.165
F3 Cl1 F4 174.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability