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All results from a given calculation for CFClBrI (fluorochlorobromoiodomethane)

using model chemistry: MP4=FULL/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP4=FULL/cc-pVTZ-PP
 hartrees
Energy at 0K-1308.247313
Energy at 298.15K 
HF Energy-1307.003684
Nuclear repulsion energy488.858075
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 MP4=FULL/cc-pVTZ-PP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 1077 1077        
2 A 797 797        
3 A 730 730        
4 A 452 452        
5 A 331 331        
6 A 280 280        
7 A 249 249        
8 A 181 181        
9 A 137 137        

Unscaled Zero Point Vibrational Energy (zpe) 2116.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2116.8 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 MP4=FULL/cc-pVTZ-PP
ABC
0.06019 0.02619 0.02126

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/cc-pVTZ-PP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.434 0.476 0.351
F2 0.528 0.690 1.676
Cl3 0.725 2.004 -0.487
Br4 1.779 -0.824 -0.143
I5 -1.546 -0.270 -0.074

Atom - Atom Distances (Å)
  C1 F2 Cl3 Br4 I5
C11.34621.76681.93492.1576
F21.34622.53882.67752.8782
Cl31.76682.53883.03773.2401
Br41.93492.67753.03773.3716
I52.15762.87823.24013.3716

picture of fluorochlorobromoiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 108.525 F2 C1 Br4 108.035
F2 C1 I5 108.221 Cl3 C1 Br4 110.216
Cl3 C1 I5 110.914 Br4 C1 I5 110.832
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability