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All results from a given calculation for CFClBrI (fluorochlorobromoiodomethane)

using model chemistry: MP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/Def2TZVPP
 hartrees
Energy at 0K-3467.289670
Energy at 298.15K 
HF Energy-3465.909079
Nuclear repulsion energy595.467200
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 MP2/Def2TZVPP
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 1084 1031 145.04 4.18 0.41 0.58
2 A 814 774 178.44 5.30 0.49 0.66
3 A 751 715 198.18 10.08 0.65 0.78
4 A 463 441 0.43 7.02 0.02 0.05
5 A 337 321 0.03 2.66 0.43 0.60
6 A 286 272 0.21 2.33 0.73 0.84
7 A 255 242 0.27 6.03 0.16 0.28
8 A 184 175 0.03 2.53 0.64 0.78
9 A 140 134 0.10 2.27 0.58 0.73

Unscaled Zero Point Vibrational Energy (zpe) 2157.2 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 2052.6 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 MP2/Def2TZVPP
ABC
0.06078 0.02660 0.02159

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.424 0.475 0.347
F2 0.515 0.692 1.672
Cl3 0.704 1.995 -0.487
Br4 1.771 -0.814 -0.142
I5 -1.531 -0.273 -0.074

Atom - Atom Distances (Å)
  C1 F2 Cl3 Br4 I5
C11.34561.75601.92682.1351
F21.34562.52822.67062.8574
Cl31.75602.52823.02433.2105
Br41.92682.67063.02433.3463
I52.13512.85743.21053.3463

picture of fluorochlorobromoiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 108.478 F2 C1 Br4 108.078
F2 C1 I5 108.209 Cl3 C1 Br4 110.321
Cl3 C1 I5 110.820 Br4 C1 I5 110.837
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability