return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CHCl2 (Ethane, 1,1-dichloro-)

using model chemistry: B3LYP/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/aug-cc-pVDZ
 hartrees
Energy at 0K-999.073828
Energy at 298.15K-999.078474
Nuclear repulsion energy206.648517
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 B3LYP/aug-cc-pVDZ
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' 3160 3066 4.52      
2 A' 3138 3045 1.98      
3 A' 3049 2959 6.39      
4 A' 1452 1409 8.40      
5 A' 1393 1351 10.02      
6 A' 1285 1247 12.03      
7 A' 1096 1064 5.09      
8 A' 980 951 13.94      
9 A' 635 616 12.67      
10 A' 401 389 4.46      
11 A' 269 261 0.86      
12 A" 3128 3035 7.86      
13 A" 1457 1414 1.29      
14 A" 1228 1192 36.96      
15 A" 1056 1025 38.88      
16 A" 664 644 122.06      
17 A" 318 308 1.48      
18 A" 255 247 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 12481.8 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 12112.3 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 B3LYP/aug-cc-pVDZ
ABC
0.21091 0.10366 0.07362

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.553 0.000
C2 -1.452 0.979 0.000
H3 0.695 1.395 0.000
Cl4 0.395 -0.408 1.485
Cl5 0.395 -0.408 -1.485
H6 -2.112 0.104 0.000
H7 -1.656 1.583 0.894
H8 -1.656 1.583 -0.894

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.51311.09191.81211.81212.15872.14502.1450
C21.51312.18702.74592.74591.09611.09791.0979
H31.09192.18702.35442.35443.08942.52242.5224
Cl41.81212.74592.35442.97002.95822.91813.7185
Cl51.81212.74592.35442.97002.95823.71852.9181
H62.15871.09613.08942.95822.95821.78711.7871
H72.14501.09792.52242.91813.71851.78711.7887
H82.14501.09792.52243.71852.91811.78711.7887

picture of Ethane, 1,1-dichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 110.641 C1 C2 H7 109.452
C1 C2 H8 109.452 C2 C1 H3 113.188
C2 C1 Cl4 111.015 C2 C1 Cl5 111.015
H3 C1 Cl4 105.647 H3 C1 Cl5 105.647
Cl4 C1 Cl5 110.067 H6 C2 H7 109.088
H6 C2 H8 109.088 H7 C2 H8 109.096
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability