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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

using model chemistry: mPW1PW91/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/TZVP
 hartrees
Energy at 0K-2713.505443
Energy at 298.15K-2713.510895
HF Energy-2713.505443
Nuclear repulsion energy164.949752
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 mPW1PW91/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 A' 3120 2977 16.09      
2 A' 1503 1434 1.12      
3 A' 1348 1286 56.72      
4 A' 1111 1059 213.29      
5 A' 648 618 73.61      
6 A' 316 301 0.47      
7 A" 3205 3058 4.84      
8 A" 1262 1204 2.71      
9 A" 945 902 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 6728.9 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 6419.4 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 mPW1PW91/TZVP
ABC
1.35951 0.12412 0.11633

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.510 -1.119 0.000
F2 -0.582 -1.917 0.000
Br3 0.000 0.758 0.000
H4 1.087 -1.286 0.905
H5 1.087 -1.286 -0.905

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.35261.94501.08631.0863
F21.35262.73772.00072.0007
Br31.94502.73772.48582.4858
H41.08632.00072.48581.8104
H51.08632.00072.48581.8104

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 110.962 F2 C1 H4 109.752
F2 C1 H5 109.752 Br3 C1 H4 106.723
Br3 C1 H5 106.723 H4 C1 H5 112.866
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.023      
2 F -0.185      
3 Br -0.126      
4 H 0.143      
5 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.792 -0.638 0.000 1.902
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.296 -3.372 0.000
y -3.372 -30.047 0.000
z 0.000 0.000 -29.166
Traceless
 xyz
x 0.311 -3.372 0.000
y -3.372 -0.816 0.000
z 0.000 0.000 0.505
Polar
3z2-r21.011
x2-y20.751
xy-3.372
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.547 -0.484 0.000
y -0.484 5.934 0.000
z 0.000 0.000 3.306


<r2> (average value of r2) Å2
<r2> 91.045
(<r2>)1/2 9.542