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All results from a given calculation for CCl3CHO (trichloroacetaldehyde)

using model chemistry: mPW1PW91/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-1532.742939
Energy at 298.15K-1532.744427
HF Energy-1532.742939
Nuclear repulsion energy433.905830
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/cc-pVTZ
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' 2989 2867 29.53      
2 A' 1876 1799 168.40      
3 A' 1387 1330 10.03      
4 A' 1049 1006 34.42      
5 A' 858 823 92.16      
6 A' 637 611 68.33      
7 A' 450 432 3.49      
8 A' 317 304 3.64      
9 A' 268 257 1.25      
10 A' 196 188 3.22      
11 A" 1019 978 24.24      
12 A" 736 706 130.39      
13 A" 322 309 3.84      
14 A" 248 238 1.38      
15 A" 83 80 5.40      

Unscaled Zero Point Vibrational Energy (zpe) 6217.3 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 5963.7 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 mPW1PW91/cc-pVTZ
ABC
0.06177 0.05521 0.05127

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.036 0.041 0.000
C2 0.917 -1.221 0.000
O3 0.491 -2.329 0.000
Cl4 -1.668 -0.339 0.000
Cl5 0.491 0.954 1.456
Cl6 0.491 0.954 -1.456
H7 1.991 -0.968 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 Cl4 Cl5 Cl6 H7
C11.53972.41371.74641.77721.77722.1996
C21.53971.18662.73192.65192.65191.1032
O32.41371.18662.93683.59123.59122.0253
Cl41.74642.73192.93682.90752.90753.7127
Cl51.77722.65193.59122.90752.91122.8390
Cl61.77722.65193.59122.90752.91122.8390
H72.19961.10322.02533.71272.83902.8390

picture of trichloroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 124.070 C1 C2 H7 111.598
C2 C1 Cl4 112.325 C2 C1 Cl5 105.941
C2 C1 Cl6 105.941 O3 C2 H7 124.332
Cl4 C1 Cl5 111.202 Cl4 C1 Cl6 111.202
Cl5 C1 Cl6 109.975
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.006      
2 C 0.176      
3 O -0.188      
4 Cl -0.012      
5 Cl -0.038      
6 Cl -0.038      
7 H 0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.060 1.123 0.000 1.544
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.007 -0.281 0.000
y -0.281 -59.465 0.000
z 0.000 0.000 -52.961
Traceless
 xyz
x 5.206 -0.281 0.000
y -0.281 -7.481 0.000
z 0.000 0.000 2.276
Polar
3z2-r24.551
x2-y28.458
xy-0.281
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.027 0.789 0.000
y 0.789 9.047 0.000
z 0.000 0.000 8.856


<r2> (average value of r2) Å2
<r2> 258.715
(<r2>)1/2 16.085