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All results from a given calculation for CHBr3 (bromoform)

using model chemistry: B97D3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B97D3/TZVP
 hartrees
Energy at 0K-7765.099200
Energy at 298.15K-7765.108772
HF Energy-7765.099200
Nuclear repulsion energy793.009267
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 B97D3/TZVP
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 3151 3106 2.82      
2 A1 508 501 0.70      
3 A1 210 207 0.00      
4 E 1130 1114 43.81      
4 E 1130 1114 43.83      
5 E 568 560 155.53      
5 E 568 560 155.48      
6 E 145 143 0.16      
6 E 145 143 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 3777.5 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 3723.1 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 B97D3/TZVP
ABC
0.03978 0.03978 0.02019

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.521
H2 0.000 0.000 1.606
Br3 0.000 1.878 -0.045
Br4 1.626 -0.939 -0.045
Br5 -1.626 -0.939 -0.045

Atom - Atom Distances (Å)
  C1 H2 Br3 Br4 Br5
C11.08421.96151.96151.9615
H21.08422.50022.50022.5002
Br31.96152.50023.25263.2526
Br41.96152.50023.25263.2526
Br51.96152.50023.25263.2526

picture of bromoform state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 106.784 H2 C1 Br4 106.784
H2 C1 Br5 106.784 Br3 C1 Br4 112.020
Br3 C1 Br5 112.020 Br4 C1 Br5 112.020
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.130      
2 H 0.198      
3 Br -0.022      
4 Br -0.022      
5 Br -0.022      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.952 0.952
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -60.306 0.000 0.000
y 0.000 -60.306 0.000
z 0.000 0.000 -59.277
Traceless
 xyz
x -0.514 0.000 0.000
y 0.000 -0.514 0.000
z 0.000 0.000 1.028
Polar
3z2-r22.056
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.518 0.000 0.000
y 0.000 11.517 -0.000
z 0.000 -0.000 6.082


<r2> (average value of r2) Å2
<r2> 412.162
(<r2>)1/2 20.302