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All results from a given calculation for CH3CH2Cl (Ethyl chloride)

using model chemistry: QCISD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-538.701972
Energy at 298.15K-538.707454
HF Energy-538.147353
Nuclear repulsion energy102.705709
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 QCISD/6-31G(2df,p)
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' 3171 3004 16.85      
2 A' 3138 2973 11.13      
3 A' 3090 2927 12.52      
4 A' 1532 1451 1.87      
5 A' 1522 1442 1.21      
6 A' 1443 1367 4.15      
7 A' 1347 1276 36.07      
8 A' 1108 1050 0.70      
9 A' 1008 955 16.79      
10 A' 703 666 23.52      
11 A' 336 319 2.19      
12 A" 3206 3037 13.72      
13 A" 3181 3014 2.29      
14 A" 1517 1438 6.11      
15 A" 1296 1228 0.34      
16 A" 1099 1041 0.00      
17 A" 797 755 2.55      
18 A" 267 253 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 14880.1 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 14097.4 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 QCISD/6-31G(2df,p)
ABC
1.04786 0.18254 0.16509

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.510 0.650 0.000
C2 0.000 0.815 0.000
H3 1.983 1.637 0.000
H4 1.842 0.106 0.886
H5 1.842 0.106 -0.886
Cl6 -0.825 -0.783 0.000
H7 -0.351 1.341 0.887
H8 -0.351 1.341 -0.887

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 H7 H8
C11.51941.09401.09131.09132.74042.17432.1743
C21.51942.14662.16362.16361.79851.08931.0893
H31.09402.14661.77441.77443.70712.51402.5140
H41.09132.16361.77441.77182.94802.51673.0785
H51.09132.16361.77441.77182.94803.07852.5167
Cl62.74041.79853.70712.94802.94802.35022.3502
H72.17431.08932.51402.51673.07852.35021.7742
H82.17431.08932.51403.07852.51672.35021.7742

picture of Ethyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 111.088 C1 C2 H7 111.859
C1 C2 H8 111.859 C2 C1 H3 109.361
C2 C1 H4 110.875 C2 C1 H5 110.875
H3 C1 H4 108.568 H3 C1 H5 108.568
H4 C1 H5 108.532 Cl6 C2 H7 106.342
Cl6 C2 H8 106.342 H7 C2 H8 109.052
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability