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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-451.368905
Energy at 298.15K-451.371270
HF Energy-451.368905
Nuclear repulsion energy252.197930
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 B3PW91/6-31G**
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' 2982 2858 57.60      
2 A' 1886 1808 84.96      
3 A' 1417 1358 41.52      
4 A' 1339 1283 143.34      
5 A' 1232 1181 185.31      
6 A' 854 819 36.13      
7 A' 705 675 35.51      
8 A' 522 500 15.53      
9 A' 427 409 3.82      
10 A' 249 238 6.11      
11 A" 1225 1174 274.68      
12 A" 985 944 9.78      
13 A" 524 502 1.32      
14 A" 302 289 0.96      
15 A" 70 67 11.76      

Unscaled Zero Point Vibrational Energy (zpe) 7358.8 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 7052.7 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 B3PW91/6-31G**
ABC
0.18152 0.09940 0.09769

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.019 0.362 0.000
C2 0.503 -1.096 0.000
O3 -0.254 -2.028 0.000
F4 -1.306 0.451 0.000
F5 0.503 0.987 1.088
F6 0.503 0.987 -1.088
H7 1.607 -1.193 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.53682.40551.32771.34431.34432.2228
C21.53681.20022.38052.34962.34961.1080
O32.40551.20022.69283.29263.29262.0392
F41.32772.38052.69282.17782.17783.3448
F51.34432.34963.29262.17782.17532.6742
F61.34432.34963.29262.17782.17532.6742
H72.22281.10802.03923.34482.67422.6742

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.535 C1 C2 H7 113.382
C2 C1 F4 112.202 C2 C1 F5 109.094
C2 C1 F6 109.094 O3 C2 H7 124.082
F4 C1 F5 109.177 F4 C1 F6 109.177
F5 C1 F6 108.005
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.773      
2 C 0.195      
3 O -0.346      
4 F -0.240      
5 F -0.259      
6 F -0.259      
7 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.591 0.306 0.000 1.620
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.830 -2.511 0.000
y -2.511 -34.852 0.000
z 0.000 0.000 -30.676
Traceless
 xyz
x 2.934 -2.511 0.000
y -2.511 -4.599 0.000
z 0.000 0.000 1.665
Polar
3z2-r23.329
x2-y25.022
xy-2.511
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.824 0.341 0.000
y 0.341 4.034 0.000
z 0.000 0.000 2.781


<r2> (average value of r2) Å2
<r2> 127.333
(<r2>)1/2 11.284